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OZ Minerals Limited

ozl · ASX Basic Materials
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Ticker ozl
Exchange ASX
Sector Basic Materials
Industry Copper
Employees 1001-5000
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FY2020 Annual Report · OZ Minerals Limited
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A modern mining company 

18 February 2021 

The Manager, Companies 
Australian Securities Exchange 
Companies Announcement Centre 
20 Bridge Street 
Sydney NSW 2000 

Dear Sir/Madam, 

OZ Minerals 2020 Annual and Sustainability Report 

OZ Minerals today announced its results for the full year ended 31 December 2020. Attached is 
the Appendix 4E and 2020 Annual and Sustainability Report including: 

• Directors’ Report
•
•
•

Remuneration Overview and Report
FY20 Financial Report
Sustainability Report

Sincerely, 

Michelle Pole 

Company Secretary and Senior Legal Counsel 

This announcement is authorised for market release by OZ Minerals' Managing Director and CEO, Andrew Cole.  

OZ Minerals Limited | ABN: 40 005 482 824 | 2 Hamra Drive, Adelaide Airport South Australia 5950 
T: +61 8 8229 6600 | F: +61 8 8229 6601 | info@ozminerals.com | www.ozminerals.com 

A modern mining company 

RESULTS FOR ANNOUNCEMENT  
TO THE MARKET 

We have provided this results announcement to the market in accordance with Australian 
Securities Exchange (ASX) Listing Rule 4.2A and Appendix 4E for the Consolidated Entity (OZ 
Minerals) comprising OZ Minerals Limited (OZ Minerals Limited or the ‘Company’) and its 
controlled entities for the year ending 31 December 2020 (financial year) compared to the 
year ended 31 December 2019 (comparative period). 

Consolidated results, commentary on results and outlook 

Net Revenue 

Profit after tax attributable to OZ 
Minerals Limited equity holders 

31 December 2020 
$m 

31 December 2019 
$m 

Movement 
$m 

Movement 
% 

1,342.0 

212.6 

1,107.0 

163.9 

235.0 

48.7 

21.2 

29.7 

The commentary on the consolidated results and outlook, including changes in the state of 
affairs and likely developments of the Consolidated Entity, is set out in pages 8-23 and within 
the financial review section of the Directors’ Report in pages 36-39. 

Net tangible assets per share 

Net tangible assets per share* 

31 December 2020 
$ per share 

7.43 

31 December 2019 
$ per share 

8.66 

*Right-of-Use assets are considered intangible assets and excluded from total assets for the net tangible assets 
calculation.  

In accordance with Chapter 19 of the ASX Listing Rules, net tangible assets per share 
represents the total assets less intangible assets, less liabilities ranking ahead of, or equally 
with, ordinary share capital and divided by the number of ordinary shares on issue at the end 
of the year. 

OZ Minerals Limited  |  ABN: 40 005 482 824  |  2 Hamra Drive, Adelaide Airport, South Australia 5950 
T: +61 8 8229 6600  |  F: +61 8 8229 6601  |  info@ozminerals.com  |  www.ozminerals.com 

 
 
 
 
 
 
 
 
 
 
 
 
A modern mining company 

Dividends 

Since the end of the financial year, on 18 February 2021 the Board of Directors resolved to 
pay a fully-franked dividend of 17 cents per share, to be paid on 26 March 2021. The record 
date for entitlement to this dividend is 12 March 2021.  

OZ Minerals offers a Dividend Reinvestment Plan (DRP) and eligible shareholders may 
participate in the DRP in respect of all or part of their shareholding. A discount of 1.5 per 
cent will apply to this allocation and there is no limit on the number of participating shares. 
Shares will be allocated to shareholders under the DRP for the 2020 final dividend at an 
amount equal to the average of the daily volume weighted average market price of ordinary 
shares of the Company traded on the ASX over the period of five trading days commencing 
on 11 March 2021. The last date for receipt of election notices for the DRP is 15 March 2021.  

The financial impact of the dividend amounting to $56.4 million has not been recognised in 
the Consolidated Financial Statements for the year ended 31 December 2020 and will be 
recognised in subsequent consolidated financial statements. 

Dividends announced or paid since 1 January 2019 

Record date 

Payment date 

Fully franked  
cents per share 

Total dividends 
$m 

Dividend 
reinvestment plan 

12 March 2021 

26 March 2021 

18 September 2020 

5 October 2020 

12 March 2020 

26 March 2020 

3 September 2019 

17 September 2019 

12 March 2019 

26 March 2019 

17 

8 

15 

8 

15 

56.4 

26.0 

48.6 

25.9 

48.4 

Yes 

Yes 

No 

No 

No 

Independent auditor’s report 

The above announcement of the results to the market is based upon the Consolidated 
Financial Statements and we have included the Independent Auditor’s Report to OZ Minerals 
Limited members in the OZ Minerals’ 2020 Annual and Sustainability Report.  

OZ Minerals Limited  |  ABN: 40 005 482 824  |  2 Hamra Drive, Adelaide Airport, South Australia 5950 
T: +61 8 8229 6600  |  F: +61 8 8229 6601  |  info@ozminerals.com  |  www.ozminerals.com 

 
 
 
 
 
 
 
 
20
20

OZ MINERALS
ANNUAL AND 
SUSTAINABILITY 
REPORT

Tjunguringanyi
Tjunguringanyi (working together) is how 
the Antakirinja Matu-Yankunytjatjara 
Aboriginal Corporation (AMYAC) and  
OZ Minerals Prominent Hill Mine work 
together. It is centred around our 
collectively agreed values of:

   Nintiringanyi (Learn from each other)

   Kunpun (Sustainability/Strong)

   Ngapartji-Ngapartiji (Reciprocity)

   Kulini (Listening)

Cautionary statement
This report contains forward-looking 
statements that relate to our activities, 
plans and objectives. Actual results may 
significantly differ from these statements, 
depending on a variety of factors. The 
term ‘material topic’ is used for voluntary 
sustainability reporting to describe 
topics that could affect our sustainability 
performance. By their nature, forward-
looking statements involve risk and 
uncertainty because they relate to events 
and circumstances that will occur in the 
future and may be outside OZ Minerals’ 
control. Given these risks and uncertainties, 
undue reliance should not be placed on 
forward looking statements.

CONTENTS

2020 SNAPSHOT

MESSAGE FROM THE CHAIRMAN AND CEO

OPERATING REVIEW

COMPANY STRATEGY

PROMINENT HILL

CARRAPATEENA

WEST MUSGRAVE

CARAJÁS

GURUPI

EXPLORATION AND GROWTH 

GOVERNANCE

DIRECTORS’ REPORT

FINANCIAL REVIEW

REMUNERATION OVERVIEW AND REPORT

SUSTAINABILITY REPORT

MINERAL RESOURCES AND ORE RESERVES

FINANCIAL REPORT

SHAREHOLDER INFORMATION

4

6

8

12 

14

16

18

20

22

24

28

36

50

70

120

126

166

4

2020 
SNAPSHOT

Copper Pricing

$/lb

5

4

3

2

1

US$/oz

A$/oz

Jan 2016

Jan 2017

Jan 2018

Jan 2019

Jan 2020

Jan 2021

Gold Pricing

$/lb

3,000

2,500

2,000

1,500

1,000

500

US$/oz

A$/oz

Jan 2016

Jan 2017

Jan 2018

Jan 2019

Jan 2020

Jan 2021

Full Year Financial Results Summary

Group revenue

EBITDA

Net depreciation

EBIT

Net finance expense

Income tax (expense)

NPAT

Dividends per share (cents)

2020 
$m

1,342.0

606.3

(283.4)

322.9

(27.1)

 (83.2)

212.6

25

2019  
$m

1,107.0

462.4

(228.9)

233.5

(4.9)

(64.7)

163.9

23

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT5

Tonnes of copper produced:

Ounces of gold produced:

97,620

All Assets

257,987

Lannavaara and Painirova, Sweden

Paraiso, Peru

Operating mine 
Study phase 
Exploration
Mine in construction

  Prominent Hill 

   Underground operations 
   Copper concentrate 

(containing gold and silver)

   Shaft Expansion Study 

underway

  Carrapateena Province
   Ramp up to 4.25 Mtpa  
run rate completed in 
December 2020
   Copper concentrate 

(containing gold and silver)

   Carrapateena Block Cave 

Expansion approved

  Carajás Province

   Hub and spoke approach  
using established Antas  
mine processing facilities 
   New satellite underground 

mine, Pedra Branca,  
in construction 

   Potential satellites in  
Clovis and Santa Lúcia
   Potential additional hub  

at Pantera

Gurupi Province

Carajás Province

Antas
Pedra Branca
Santa Lúcia
Pantera
Clovis

Yarrie

Musgrave Province 

Coompana

Lawn Hill
Gulf
Three Ways
Mount Skipper

Jericho
Breena Plains
Eloise

Carrapateena Province

Prominent Hill Province

  Painirova 

   With Mineral  

Prospektering i Sverige  
in northern Sweden

  Paraiso

   With Peruvian company 
Inversiones Mineras  
La Chalina S.A.C. 
   Targeting iron–oxide– 

copper–gold (IOCG) deposits  
in the Arequipa district  
of southern coastal Peru

  Lannavaara

   With private explorer  
Mineral Prospektering  
i Sverige in the Norrbotten 
district of northern Sweden 

  Red Metal multi-site  
exploration alliance
   Yarrie for copper–gold  
in Western Australia
   Gulf for copper–gold  

in Queensland

   Lawn Hill for zinc–lead 
–silver in Queensland
   Three Ways for zinc–lead 
–silver in Queensland

   Mount Skipper for zinc–lead 
–silver–copper in Queensland

  Musgrave Province

   West Musgrave  

copper–nickel project in 
advanced study phase
   Acquired JV partner,  

Cassini Resources Limited,  
in October 2020

  Gurupi Province

   CentroGold project to  
become Gurupi Hub  

  Coompana

   With Mithril Resources Limited 
   Targeting copper–nickel 
magmatic sulphide 
mineralisation

  Eloise 

   Exploration joint venture  

with Minotaur Exploration  
in Queensland

  Jericho

   Exploration joint venture  

with Minotaur Exploration  
in Queensland

  Breena Plains

   Exploration join venture  

with Minotaur Exploration  
in Queensland

 
66

MESSAGE 
FROM THE 
CHAIRMAN  
AND CEO

DEAR SHAREHOLDERS, 
2020 was a year that has impacted all 
of us in different ways. At OZ Minerals, 
we applied ourselves to challenges that 
emerged, to protect our people, deliver  
our plans, and harness disruption to 
accelerate our strategic aspirations. 

Our culture enabled us to quickly adapt to 
remote working and a volatile environment. 
Our devolved operating model meant our 
mine sites were able to rapidly respond to 
the changing COVID-19 restrictions, and  
the commitment of our people helped us 
deliver ahead of initial operational targets 
and to advance our strong pipeline of 
growth opportunities. 

We improved our overall safety performance 
with a Total Recordable Injury Frequency 
Rate (TRIFR) of 5.29 compared with 6.27 
in 2019 and lifted our focus on, and 
commitment to, mental health. 

The Total Recordable Injury Frequency (TRIF) 
reporting methodology was updated in 
August 2020 and all data reported from  
1 January 2020 was retrospectively adjusted 
to align with the updated methodology. The 
change (see page 83) takes into consideration 
our move to more flexible work.

GROWTH ENABLED BY CULTURE
In the Prominent Hill Province, the  
Prominent Hill mine cemented its position 
as a low-cost reliable operation while 
demonstrating the potential to increase 
underground production and extend 
mine life by accessing deeper ore with a 
shaft haulage system. With sustainable 
annualised rates at or above 4 million tonnes 
per annum (Mtpa) during the year, future 
decline development spend was brought 
forward to increase mining rates to between 
4 Mtpa and 5 Mtpa from 2022. Accelerating 
the decline development to the bottom  
of the known resource will enable us to 
mine simultaneously from the current  
and deeper levels. 

In the Carrapateena Province, the  
new Carrapateena mine ramped up to its 
4.25 Mtpa run rate and the sub-level cave 
is performing to plan. The Carrapateena 
Expansion progressed to the next study 
phase, following the release of a study 
update showing the potential value uplift  
of converting the bottom half of the sub-
level cave to a block cave, forming the basis 
of a multi-generational mining province.  
In early 2021, the Board approved the  
block cave expansion and early works  
are scheduled to begin in Q4 2021.

In the Musgrave Province, the West 
Musgrave Project increased in value over  
the course of the year. A pre-feasibility  
study (PFS) update released in December 
2020 presents a larger 12 Mtpa mine 
(previously 10 Mtpa) while maintaining the 
same 26-year mine life and powered by  
70–80 per cent renewable energy. 

We acquired our project joint venture 
partner, Cassini Resources, which provides us 
with flexibility regarding future development 
and funding options. 

Exploration activities around the world were 
on hold for most of the year but resumed in 
the latter months within a COVID-19-safe 
framework.

The Brazil team continued to operate while 
managing a much higher concentration 
of COVID-19 cases than had occurred in 
Australia. Their robust processes limited 
cases on site to low numbers at any one 
time and their test, trace and isolate regimes 
prevented widespread infection. The Carajás 
Hub is now taking shape with Pedra Branca 
ore being trucked to the Carajás East 
processing hub. In the Gurupi Province,  
we made progress, though not as much  
as we would have liked, towards removing  
the injunction on the CentroGold Project. 

Our strong operational and financial 
performance allowed for continued 
investment in growth activities, $74.6 million 
in dividends paid to shareholders, and we 
ended the year with a net cash balance 
of $31.7 million. The Board has declared 
a total, fully franked dividend for 2020 of 
25 cents per share, made up of a half year 
payment of 8 cents per share and an  
end-of-year payment of 17 cents. 2020 
earnings per share totalled 65.2 cents.

Culturally and strategically, we advanced  
our Strategic Aspirations including:

   Flexible work with work life plans  

that allowed our people to organise  
their work around their life.

   Zero Scope 1 emissions, zero net  
waste and minimising water use.

   Being Agile by implementing The OZWay 

of operating, ensuring we can adapt 
quickly to future changes. 

   Making innovation easier where our 

people are encouraged to develop ideas 
and collaborate with others outside the 
industry and with the crowd.

   Being data driven, where we gather  
and use data and create insights into 
our business for faster, better, and more 
creative decision making, and to reduce 
manual processes.

STAKEHOLDER VALUE CREATION
We further hardwired value creation for 
our Stakeholders into our governance 
framework and developed a set of metrics 
which will have the dual purpose of being a 
performance assessment tool and focusing 
our work and behaviour. The Stakeholder 
Value Creation Metrics support the 
achievement of our Purpose, ‘Going beyond 
what’s possible to make lives better’. The 
Metrics are published in the Strategy section 
of this report (page 8) and are referenced 
frequently in the Sustainability section.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTOZ MINERALSMessage froM  the ChairMan and Ceo

7

The focus is on safe operational delivery  
at our assets, on advancing the project 
studies at Prominent Hill, Carrapateena  
and West Musgrave, and developing out  
the Carajás Hub strategy in Brazil. We’ll  
also be continuing our exploration  
activities where possible. 

We are proud of the achievements of 
our team in 2020, and we have exciting 
opportunities ahead of us including the 
further development of our Modern  
Mining Company culture. 

We thank our people for their dedication 
and energy in delivering results within an 
extremely difficult environment. We greatly 
appreciate the ongoing support of our 
Stakeholders. 

Finally, we thank you, our shareholders, 
for your continued support, trust and 
confidence. 

Rebecca McGrath  
Chairman

18 February 2021

Andrew Cole  
Managing Director and CEO 

18 February 2021

Our Strategy is centred on value creation  
for our five Stakeholder groups – employees, 
communities, governments, suppliers 
and shareholders – and stakeholder value 
creation requires performance across 
multiple dimensions. 

Similarly, the challenges associated 
with sustainable development are also 
multifaceted, involving economic, social,  
and environmental considerations. 

In this respect we created a Stakeholder 
Support Fund to help build resilience for our 
Stakeholders in a COVID-19 environment. 
It will continue into 2021. We made strong 
progress on implementing our roadmap 
for reporting integrated climate risks and 
climate-related disclosures in line with the 
Task Force on Climate-related Financial 
Disclosures framework. We also issued our 
Modern Slavery Statement (ozminerals.com/
sustainability/modernslavery) in support of 
addressing a global issue.

For OZ Minerals, Partnering is a  
strategic enabler for cross-sector and  
multi-disciplinary value creation. This will 
help us gain a greater understanding of our 
context, gain more exposure to diversity 
of thought, and better appreciate what 
constitutes value for our Stakeholders.

LOOKING AHEAD 
Much of the world moved into recession 
in 2020, induced by COVID-19. Many 
countries provided support to their people 
and their economies during 2020. It is not 
known what the full effect will be on the 
individual and world economies when this 
support is withdrawn. However, as countries 
emerge from the pandemic, a period of 
growth is expected. The consensus is that 
the focus on decarbonisation and reducing 
the environmental footprint of business  
will continue, and likely accelerate. 

In this regard, as a producer of copper, 
an important mineral in the renewables 
industry, we are well placed to take 
advantage of potential growth in demand. 
We remain confident about the long-term 
fundamentals of copper. It has seen price 
growth over the course of 2020 reflecting 
supply issues during the year and also 
potential future demand growth, with  
both copper and nickel being key elements 
for the transition to fossil-free electric  
energy production. 

2021 will see OZ Minerals moving into our 
next phase of growth. We have a range of 
greenfield and brownfield options in the 
mature mining regions of Australia and 
Brazil, and our strong balance sheet provides 
financial flexibility for growth opportunities.

2020 FINANCIAL  
AND OPERATIONAL 
HIGHLIGHTS
   $1,342 million revenue

   $212.6 million statutory  

net profit after tax

   $31.7 million net cash balance

   65.2 cents earnings per share 

   Total dividends for 2020:  

25 cents per share fully franked

   Sixth successive year copper  

production and cost guidance  
met at Prominent Hill

   Prominent Hill Expansion Study 
progressed to next milestone

   Carrapateena ramped up to  

4.25 Mtpa production

   West Musgrave value and scale  

uplift in PFS Update

   Development of the Carajás  

East Hub in Brazil

   International earn-ins  
– Sweden and Peru 

88

STRATEGY

the oZWaY

Creating value for all our Stakeholders – shareholders, 
employees, communities, governments, and suppliers 
– is at the heart of our Strategy. This concept of value 
creation has been embedded into our governance 
systems through our process standards and how we 
assess risk. It drives us to deliver on our Purpose of 
‘Going beyond what’s possible to make lives better’.

OUR STRATEGY
Every year, we review our Strategy to 
ensure it continues to enable us to create 
stakeholder value and be a modern mining 
company. Our Strategy focuses on HOW we 
deliver, and two important elements are:

   Our Purpose – Going beyond what’s 
possible to make lives better which  
was developed in consultation with  
our people.

   The OZWay –  a simple model  

that explains how all the parts of  
OZ Minerals fit together. 

STRATEGIC ASPIRATIONS  
AND ACCELERATION PRIORITIES 
This year, we focused on describing  
OZ Minerals’ Strategic Aspirations. These 
Strategic Aspirations challenge our people  
to realise our full competitive advantage 
in an ever-changing world. Together, 
our Strategy and its embedded Strategic 
Aspirations, support achieving our Purpose 
which is a collective vision for the business 
to work towards. 

These Strategic Aspirations align with 
the Strategy elements. These aspirational 
statements guide our planning and our work. 
They give people permission to stretch their 
thinking and experiment. As we work to 
deliver the Strategic Aspirations, we expect 
to see value created for our five Stakeholder 
groups. 

A Modern Mining Company

During the depths of COVID-19 we 
established a project, Project Beyond, to 
ensure we emerged from the pandemic 
stronger and closer to achieving our 
Strategic Aspirations. Over 450 ideas were 
gathered from across our business which 
were combined with external multi-sector 
benchmarking. These were then refined  
and distilled into our Acceleration Priorities. 

These Acceleration Priorities will help 
modernise how we work, fast-track our 
ethical and sustainable aspirations and  
refine and prioritise the fundamentals  
of our business. They are short to  
medium-term priorities that we would  
have done eventually but have chosen  
to accelerate now. 

The Priorities include:

   normalising and systemising flexible  
and remote work for our people

   moving to the use of agile work 

methodologies 

   removing bureaucracy so innovation  

can occur more freely

   accelerating the implementation of  
a whole-of-value chain, real time,  
data-driven decision-making tool set 

   greater inclusion of our external 

stakeholders in our design teams  
and decision-making processes.

G L O B A L COPPER
P A R TNERING

D
E
V
L
O
V
E
D

E
L
I
G
A
D
N
A

VALUE
CREATION

Our
Context

Our
Choices

H

O

INVEST I N G
RESPONS I B L Y
W WE WORK   T O G E

Our
Enablers

Our
Work

Our
Performance

I

L
E
A
N
A
N
D

N
N
O
V
A
T
I
V
E

R

E

H

T

Employee
Value

Community
Value

Government
Value

Supplier
Value

Shareholder
Value

GOING BEYOND WHAT’S POSSIBLE TO MAKE LIVES BETTER

OUR CONTEXT

OUR CHOICES

OUR ENABLERS

OUR WORK

OUR PERFORMANCE

–  Macro Environment
–  Stakeholder Expectations
–  Constitution
–  Laws and Regulations

–  Strategy
–  Risk Appetite
–  Policies
–  Code of Conduct

–  Organisational Model
–  Process Standards
–  Specifications
–  Performance Standards

–  Risks
–  Business Plans
–  Capability
–  Goals

D
E
V
L
O
V
E
D

–  Compliance
–  Reporting
–  Engagement
–  Assurance

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTOZ MINERALS 
 
strategY

9

oUr strategiC asPirations and aCCeLeration Priorities heLP foCUs oUr WorK on three or foUr high-iMPaCt aCtiVities Under eaCh 
eLeMent of oUr strategY.

Strategic Aspirations

Partnering

Global copper

Lean and innovative

   Our business model empowers  
Assets to optimise for their local 
conditions.

   We deliver the activities along  
our value chain to enable our  
local Stakeholder aspirations  
for generations to come.

   We work closely with our 

Stakeholders to create mutual  
value by building each others’ 
capability and capacity.

Devolved and agile

   We work with the best talent 

and capability no matter where it 
resides, driving an outcome-based 
organisation.

   Our Assets are brought to full value 
early through a rapid approach to  
our project pipeline and provide 
optimal value for stakeholders.

   Our Assets are scalable and adaptive.
   We are a low bureaucracy 

organisation structured around 
the work to be done rather than 
traditional concepts of roles, to 
enable rapid decision-making free  
from traditional hierarchy.

   We responsibly produce clean value-
adding products in partnership with 
our customers in a transparent manner.

G L O B A L COPPER
P A R TNERING

D
E
V
L
O
V
E
D

E
L
I
G
A
D
N
A

VALUE
CREATION

H

O

INVEST I N G
RESPONS I B L Y
W WE WORK   T O G E

I

L
E
A
N
A
N
D

N
N
O
V
A
T
I
V
E

R

E

H

T

   We strive to minimise water use  

and add value when we do.

   We will emit zero Scope 1 emissions 
and strive to systematically reduce  
Scope 2 and 3 emissions across our 
value chain.

   We consume and produce in a  

way that generates zero net waste 
and creates value for stakeholders.

   We use data and technology for 

tactical decision making, repetitive 
work and to improve safety, allowing 
our people to focus on complex and 
innovative thinking.

   Our simplified systems and processes 

are a competitive advantage.

How we work together

Investing responsibly

   We are a virtual organisation bound 

   Our Partnering and diversified 

by our Purpose and Aspirations, not by 
geography or physical infrastructure.

ownership models create shared 
responsibility across all Stakeholders.

   We challenge all assumptions about 
how and where work needs to be 
done and what’s possible.

   We deliberately weave personal and 

professional growth into our everyday  
work, enabling people to do the best 
work of their lives.

   We attract investment due to how  
we operate, our strong financial 
returns and our top quartile 
shareholder returns.

Acceleration  
priorities support the 
Strategic Aspirations

Acceleration Priorities

Flexible workforce

Agile

Innovation

   work life plans
   remote working where possible
   remote operations centres

Accelerate organic growth  
pipeline including

   bring forward Prominent Hill decline
   update CentroGold PFS
   resume exploration and resource drilling

   project management
   mindset

Ethical and sustainable

   reduce high-emissions energy use
   baseline Scope 3 emissions
   concentrate traceability

   making it easier to bring forward  

and develop ideas

Data

   greater use of data to make faster, 

better decisions

Partnering for mutual value  
and better outcomes

 
 
10

STAKEHOLDER VALUE  
CREATION METRICS
We also developed a set of Stakeholder 
Value Creation Metrics during the year that 
provides a tangible assessment of how 
and where we create value. Reporting on 
these Metrics is aligned with the different 
elements of The OZWay. It also flows 
through to our Purpose, further embedding 
a focus on value creation into what we do. 

Our Stakeholder Value Creation Metrics 
consider:

   what constitutes value from our 

Stakeholders’ perspectives

   the data we currently collect
   how The OZWay applies
   our Strategy, Aspirations and Priorities
   our Purpose. 

We have referenced our Stakeholder 
Value Creation Metrics throughout this 
year’s Annual and Sustainability Report, in 
particular, within our Sustainability Report 
(page 70). The Metrics harness data we 
already collect as part of our operations,  
and presents them in a way that allows 
for clear, consolidated tracking of progress 
against each metric.

In articulating our Stakeholder Value 
Creation Metrics, we can demonstrate 
whether we are creating value for our 
Stakeholders and the Metrics will drive 
behavior within the Company. They  
support our Policies and achievement  
of our Strategic Aspirations and  
Acceleration Priorities. 

staKehoLder VaLUe Creation MetriCs

G L O B A L COPPER
P A R TNERING

D
E
V
L
O
V
E
D

E
L
I
G
A
D
N
A

VALUE
CREATION

H

O

INVEST I N G
RESPONS I B L Y
W WE WORK   T O G E

r
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A
N
A
N
D

N
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Going beyond what’s possible to make lives better

Share price and dividends

   Grow share price: measured relative to peer group / sustainable dividend (TSR)

Reserve growth

   Grow OZL’s Copper Reserves: measured relative to OZL’s Reserve at the end of previous year

All-In Sustaining Costs (AISC)

   Bottom half of cost curve: measured relative to global copper producers

Governance

   Board effectiveness: Compliance with ASX’s corporate governance 

principles and recommendations

Employment by jurisdiction

   Workforce – local / state / out of state / Land Connected and Indigenous Peoples

Taxes and royalties

   Income tax expense / royalties (total and jurisdictions)

Capital investment

   Capital investment

Emissions and energy

   Scope 1 & 2 emissions intensity (tCO2-e per t Cu Eq) / Scope 1 & 2 absolute 

emissions / net energy intensity (per t Cu Eq) and renewable energy percentage

Local content

   Value spent with local suppliers through supply chains

Community engagement

   Number and average duration for resolution of concerns, complaints and grievances

Cultural heritage

   Unauthorised cultural heritage breaches / signifi cant environmental and social incidents

Social contribution

   Quantity and case studies

   Partnering case studies

Partnering

Human rights

Water

Waste

   Modern Slavery Act action plan Implementation and number of incidents

   Water consumed (per t Cu Eq) / water withdrawal in areas of extreme water stress (%)

   Non-mineral waste produced (per t Cu Eq)

Land and biodiversity

   Area (ha) disturbed in high biodiversity conservation areas

Inclusion

Diversity

   Inclusion maturity upward trend

   Diversity of thought and demographic

Safety performance

   Total Recordable Injury Frequency Rate (TRIFR) and zero fatalities

Workforce engagement

   Employee Survey Results above industry benchmark

Net Promoter Score (NPS)

   Net Promoter Score (NPS) survey

On time payment

   Proportion (number and value) of invoices paid on time within payment terms 

(7, 14, 30, 60 and >60 days of invoice date)

Supplier Value by jurisdiction

   OZ Minerals expenditure by number of suppliers and value spent with them by postcode

A Modern Mining Company

Shareholder

Value

Government 

Value

Community

Value

Employee

Value

Supplier

Value

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT 
 
strategY

11

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Going beyond what’s possible to make lives better

Share price and dividends

   Grow share price: measured relative to peer group / sustainable dividend (TSR)

Reserve growth

   Grow OZL’s Copper Reserves: measured relative to OZL’s Reserve at the end of previous year

All-In Sustaining Costs (AISC)

   Bottom half of cost curve: measured relative to global copper producers

Governance

   Board effectiveness: Compliance with ASX’s corporate governance 

principles and recommendations

Employment by jurisdiction

   Workforce – local / state / out of state / Land Connected and Indigenous Peoples

Taxes and royalties

   Income tax expense / royalties (total and jurisdictions)

Capital investment

   Capital investment

Emissions and energy

   Scope 1 & 2 emissions intensity (tCO2-e per t Cu Eq) / Scope 1 & 2 absolute 

emissions / net energy intensity (per t Cu Eq) and renewable energy percentage

Local content

   Value spent with local suppliers through supply chains

Community engagement

   Number and average duration for resolution of concerns, complaints and grievances

Cultural heritage

   Unauthorised cultural heritage breaches / signifi cant environmental and social incidents

Social contribution

   Quantity and case studies

Partnering

Human rights

Water

Waste

   Partnering case studies

   Modern Slavery Act action plan Implementation and number of incidents

   Water consumed (per t Cu Eq) / water withdrawal in areas of extreme water stress (%)

   Non-mineral waste produced (per t Cu Eq)

Land and biodiversity

   Area (ha) disturbed in high biodiversity conservation areas

Inclusion

Diversity

   Inclusion maturity upward trend

   Diversity of thought and demographic

Safety performance

   Total Recordable Injury Frequency Rate (TRIFR) and zero fatalities

Workforce engagement

   Employee Survey Results above industry benchmark

Net Promoter Score (NPS)

   Net Promoter Score (NPS) survey

On time payment

   Proportion (number and value) of invoices paid on time within payment terms 

(7, 14, 30, 60 and >60 days of invoice date)

Supplier Value by jurisdiction

   OZ Minerals expenditure by number of suppliers and value spent with them by postcode

A Modern Mining Company

Shareholder
Value

Government 
Value

Community
Value

Employee
Value

Supplier
Value

G L O B A L COPPER

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12

PROMINENT 
HILL

The Prominent Hill mine 
has met or exceeded 
copper guidance for  
six consecutive years.  
The positive findings 
of the Prominent Hill 
Expansion Study increase 
confidence in Prominent 
Hill’s longevity and 
ongoing performance.

OVERVIEW

   Location: 650 km north-west  

of Adelaide, 130 km south-east  
of Coober Pedy

   Product: Copper concentrate  
(containing gold and silver)

   Mining method: Underground mine

   Processing method: Conventional 
crushing, grinding and flotation

   Mineral Resources: 150 Mt at  
0.9% copper and 0.7g/t gold(a)

   Ore Reserves: 56 Mt at 0.9% copper  

and 0.7g/t gold(a)

(a)  Please refer to the Mineral Resources and Ore 
Reserves section (page 120) for full disclosure.

Prominent Hill is a well established underground 
copper, gold and silver mine located 650 km north-
west of Adelaide in South Australia. Prominent Hill  
is currently operating in the lowest cost quartile 
globally and has delivered on its annual production 
guidance for the past six years. 

In 2018, the mine converted from open pit 
to underground-only operations and ramped 
up to 4 Mtpa in 2020. Plans to increase 
production to between 4 and 5 Mtpa by 
2022 were announced in August 2020 
by accelerating the decline development 
towards the bottom of the known reserve 
to begin mining simultaneously from the 
current and deeper levels. Work started on 
the accelerated development activities in 
September 2020.

A study is progressing into expanding the 
operation further by accessing deeper 
inferred resources via a vertical hoisting 
shaft. A study update released in November 
2020 showed that converting from truck 
haulage to a vertical shaft would lower 
the operational risks and costs of mining 
at depth, be NPV and cashflow positive 
compared to the current truck haulage 
mining operation and create a platform to 
potentially mine deeper mineral resource yet 
to be converted to reserve. 

The positive economics supported continued 
investment in the expansion study with 
further infill drilling to be undertaken to 
increase resource confidence, and to provide 
the basis for a final investment decision 
expected in mid 2021. 

In 2020 Prominent Hill again met its copper 
production guidance. It also met its increased 
gold production targets, and its lower C1 
cost targets, both of which were improved 
mid-COVID-19. In 2020, the team achieved 
a negative C1 cost performance of 54.0 c/lb 
and All-In Sustaining Costs (AISC) of 14.7 c/lb 
assisted by higher gold production and higher 
gold by-product credits. 

Importantly, we continued to focus on how 
we can improve safety, health and wellbeing 
outcomes. The TRIFR of 5.63 was lower at 
Prominent Hill than last year (8.45). Safety 
continues to be a focus for the team into 
2021. 

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTProMinent hiLL

13

TRANSFORMING  
FOR THE FUTURE
The new 270 km transmission line to 
Prominent Hill via Carrapateena was 
commissioned during the year. It provides 
reliable, secure and affordable power 
transmission for OZ Minerals’ South 
Australian mining assets. The new 
transmission line will also support our  
future expansion aspirations and will  
be available for third party use.

The update on our Prominent Hill Expansion 
Study demonstrated that the installation 
of a vertical hoisting shaft to replace truck 
haulage is technically and economically 
feasible, and has the potential to reshape 
our future. The shaft would have lower 
material handling costs, a higher mine 
production rate and enable development of 
the deeper zones of the known resource  
and potential extensions.

Our understanding of the orebody and the 
mining methods to be used, means we 
are well positioned to de-risk development 
options for this potential expansion. 

OUR FOCUS IN 2021 IS TO: 
   embed our refreshed Critical Risk 
Management Safety Program 

   ramp up underground mining  

rates to 4-5 Mtpa 

   complete the Prominent Hill  

Expansion Study

   continue the conversion of our inferred 
resources to indicated or measured 

   maintain strong operating discipline  

to reliably deliver results in the bottom 
half of the cost curve

   accelerate our drive to embed the strong 

and successful culture of Prominent 
Hill in all our community and supplier 
partnerships

   engage stakeholders in the Prominent Hill 
Expansion and our vision for the Asset, 
and seek their active participation to 
support them.

During the challenging COVID-19-affected 
environment of 2020, we:

   introduced annual programs to support 
health and wellbeing, including mental 
health first aid training to raise awareness 
and reduce the stigma associated with 
mental health issues

   partnered with our Employee Assistance 
Program provider to introduce Yarning 
Circles to provide Indigenous team 
members additional access to peer 
support during the height of COVID-19 

   partnered with Inventium to implement 
their Workday Reinvention Program for 
our workforce, particularly those who 
were transitioning to remote work

   implemented the Keil Centre Resilience 
Program, which helped us understand  
and apply effective coping strategies  
that build personal resilience.

HIGHLIGHTS FOR 2020
   We delivered the targeted 4 Mtpa  
mining rate and accelerated decline 
development to support increased mining 
rates to 4-5 Mtpa from 2022 while 
maintaining mine life.

   We doubled the size of our underground 
resource drilling fleet and completed  
15 km of drilling, with results indicating 
a continuation of the Malu and Kalaya 
mineralisation.

   We delivered an update on the  

Prominent Hill Expansion Study with 
works expected to continue in 2021 
with a view of a mid-2021 investment 
decision. We began Stage 2 drilling of 
the Mount Woods Unearthed Challenge 
targets, drawn from some of the more 
unconventional approaches from the 
2019 Explorer Challenge. 

   We safely and successfully completed 

construction of a new 270 km 
transmission line to Prominent Hill  
via Carrapateena to enable energy  
self-sufficiency for current operations  
and all contemplated expansion  
options from previous reliance on  
Olympic Dam’s power line.

   We commissioned and successfully 
ramped up the Malu Paste Plant 
to nameplate capacity, to enable 
underground performance.

   We transitioned mining into the eastern 
lenses of the Malu underground deposit 
and opened additional mining fronts.

   We upgraded the remote surface 

telemetry systems for the underground 
mining fleet, with associated productivity 
increases.

CLOSING THE LOOP 
ON FOOD WASTE – 
PROMINENT HILL
For the last two years, we have used the 
BioBin© waste management system to 
capture food waste from the camp mess 
and kitchen. Instead of going to landfill,  
this waste is processed to become mulch 
and potting mix. 

This year, we were able to close the loop 
and used this potting mix in a series of 
wicking beds that have been installed along 
one of the camp’s main walkways. The 
plants for the wicking bed were selected in 
consultation with science students from the 
Coober Pedy Area School, who chose local 
plants with medicinal or bush food uses. 
Information plaques have been designed by 
the students and installed to provide some 
local traditional knowledge to camp users.

14

2020 annUaL & sUstainaBiLit Y rePort

CARRAPATEENA

Carrapateena is a  
4.25 Mtpa underground 
sub-level cave mine, with 
an estimated mine life of  
20 years. Carrapateena is 
located in a region highly 
prospective for additional 
resources, with known 
mineralisation at nearby 
Khamsin. 

OVERVIEW

   Location: 250 km south-east of Prominent 
Hill, 160 km north of the regional centre 
of Port Augusta, in South Australia

   Product: Copper concentrate  
(containing gold and silver)

   Mine life: ~20 years

   Mining method:  

Underground – sub-level caving

   Processing method: Conventional 
crushing, grinding and flotation

   Mineral Resources: 950 Mt at  

0.57% copper and 0.25g/t gold(a)

   Ore Reserves: 220 Mt at  

1.1% copper and 0.45g/t gold(a)

(a)  Please refer to the Mineral Resources and Ore 
Reserves section (page 120) for full disclosure.

Carrapateena is located in the highly prospective 
Gawler Craton in South Australia, approximately  
250 km from the Prominent Hill mine. It is an  
iron–oxide–copper–gold (IOCG) underground  
mine that first produced concentrate in December 
2019 and has since ramped up to the designed  
steady state production rate of 4.25 Mtpa. 

Carrapateena was officially opened in 
2020 by South Australian Premier, Steven 
Marshall, and the Minister for Energy  
and Mining, Dan van Holst Pellekaan.  
A small number of stakeholders joined  
the ceremony onsite and a much larger 
group of stakeholders joined in real time 
online, as COVID-19 travel and physical 
distancing restrictions were in place. 

The biggest mining project in South Australia 
in the last decade, Carrapateena produced 
27,632 tonnes of copper and 53,089 ounces 

of gold during the year and met copper  
and gold production and cost guidance  
for 2020.

In 2020, Carrapateena achieved a C1  
cost performance of 77.8 c/lb and AISC  
of 122.0 c/lb in its ramp up year. 

We continue to focus on ensuring the safety 
and wellbeing of our people on site through 
training and hazard management. Through 
this work we have reduced the site’s TRIFR 
from 7.24 in 2019 to 6.67 in 2020.

OZ MINERALSCarraPateena

15

We withdrew from the Maslins JV with 
Investigator Resources during the year, as 
the project failed to intersect any significant 
mineralisation. The Maslins prospect was 
located on the Stuart Shelf approximately  
55 km south of Carrapateena.

OUR FOCUS IN 2021 IS TO:
   continue Carrapateena expansion studies 
and update the Life of Province Plan, 
furthering our province approach

   begin Carrapateena Block Cave early 

works in Q4

   continue construction of the Western 

Access Road

   complete and commission the tailings 

pump upgrade project. This will provide 
critical duty/standby functionality of 
the tails disposal system and increase 
pumping capacity to support milling  
rates up to 5 Mtpa

   continue to improve and optimise  
the processing plant to increase 
throughput and recoveries

   continue to improve our understanding 
of the orebody, with drilling programs 
scheduled to update the ore reserves

   explore additional revenue stream 

opportunities through ongoing studies,  
to extract maximum value from all  
metals and minerals in the ore body 

   start construction of phase two of 
the materials handling system and 
underground mining infrastructure 

   prepare for the second lift of our  

tailings storage facility 

   explore opportunities for automation  

and electrification of mining equipment.

CARRAPATEENA BLOCK  
CAVE EXPANSION
We completed the Carrapateena Block Cave 
Expansion PFS in 2020, and it demonstrated 
that converting the lower portion of the 
current sub-level cave to a series of block 
caves could significantly increase value, ore 
reserves and mine life. 

This expansion would unlock Carrapateena’s 
potential to be a multi-generational, 
lowest quartile cash cost producing 
province, bringing long-term value to our 
Stakeholders. Stage 1 of the Block Cave 
Expansion Feasibility Study is underway and 
is expected to be completed in late 2021. 

LIFE OF PROVINCE PLAN 
We also released the Carrapateena Life of 
Province Plan Scoping Study during the year, 
which considered the future potential of 
resource extensions, satellite deposits and 
exploration targets, including Carrapateena, 
Fremantle Doctor, The Saddle, and Khamsin; 
known collectively as the Carrapateena 
Province. 

The Life of Province Plan Scoping Study 
showed that Block Cave 1 and Block Cave 2 
unlock the broader Carrapateena Province 
potential, including realisation of lower 
grade resources around Carrapateena and  
at Fremantle Doctor. The Life of Province 
Plan is a material opportunity to further 
unlock the Carrapateena Province for many 
decades after Block Cave 2 and provide 
the region with the potential for a multi-
generational mine. 

HIGHLIGHTS FOR 2020 
   We achieved mine nameplate run rate  
six months earlier than planned and the 
cave continued to propagate as planned 
into the Upper Whyalla Sandstone.

   We released the Carrapateena Block Cave 
Expansion PFS and the Life of Province 
Scoping Study, showing that the block 
cave expansion will unlock the potential 
of the broader Carrapateena Province.

   We successfully completed the first major 

mill shutdown and relining without 
incident or injury and ahead of schedule. 

   We completed the cleaner circuit project 

and are awaiting final tie-ins. 

   We commissioned the Jameson Cell 

steelwork, which will increase concentrate 
grade and quality. 

   We commissioned the underground 

crusher and materials handling system 
and both are operating to design 
expectations.

   We began early works on the Western 
Access Road, following pastoralist and 
Traditional Owner consultation. Our land-
connected stakeholders played an integral 
role in determining the best alignment for 
a safe, all-weather, fit-for-purpose road 
that will reduce pastoral interactions and 
avoid cultural heritage sites.

HYBRID ENERGY PLANT
Mining consumes lots of energy, so 
variability, uncertainty and complexity of 
energy supply needs to be well managed. 
Our hybrid energy plant is a unique facility 
located at Carrapateena that is designed 
to host experiments on how various 
equipment and energy technologies  
interact on an operating mine site. 

Our hybrid energy plant serves as a ‘living 
lab’ to attract global organisations into 
South Australia, who wish to test their 
research at an operational mine. The ability 
to do this work remotely also makes the 
option more accessible to collaborators 
from across the globe. 

The hybrid energy plant’s initial setup 
includes solar PV, battery storage, diesel 
generation and a micro-grid controller. 
Additional generation and demand can  
be integrated for testing. 

ENERGY AND MINING 
COLLABORATION 
In 2018, OZ Minerals established the 
Energy and Mining Collaboration (EMC) 
by bringing together a group of individuals 
interested in the challenge of maximising 
the use of renewable energy on a mine 
site. Members of the initiative included 
Adelaide University, CSIRO, the Department 
for Energy and Mining, the Rocky Mountain 
Institute, SunSHIFT and the Tonsley 
Innovation Precinct. Together, this group 
has an extended global reach in terms of 
understanding current and future trends  
in low emissions technologies.  

The purpose of the collaboration was to 
understand how a diverse group of people 
could work together to approach this 
challenge. We know that to achieve real 
breakthroughs, we need to think about, 
and design mines, very differently and 
collaborate widely.  

The group was able to work together to 
understand and highlight the challenges 
and opportunities of multi-stakeholder 
collaborations. Open and honest 
conversations enabled members to gain 
valuable insights into the benefits of this 
way of working, with new relationships 
created and several spin-off opportunities 
being explored. This way of working has 
been recognised by other groups as being 
valuable and we are currently exploring  
this approach with METSIgnited to  
facilitate supplier clusters. 

Importantly, what we have learnt through 
this collaboration has been instrumental 
to the development of frameworks and 
establishment of the new OZ Minerals 
discovery-driven-incubator called Think and 
Act Differently. The EMC will continue to 
contribute to a low emission future through 
the Energy and Emissions accelerator 
program of the incubator.

16

2020 annUaL & sUstainaBiLit Y rePort

WEST 
MUSGRAVE 

The West Musgrave Project is a major copper–nickel 
sulphide deposit located in the Musgrave Province of 
Western Australia, approximately 1,300 km north-east 
of Perth. It includes the Nebo-Babel copper–nickel  
and Succoth copper deposits and is currently at 
advanced study stage.  

OZ Minerals now owns 100 per cent of the  
West Musgrave Project after the successful 
friendly acquisition of former joint venture 
partner, Cassini Resources, in October 2020. 
The acquisition gives us more flexibility 
around future development and funding 
options. 

A LOW CARBON, LONG LIFE,  
LOW COST MINE
During the year, we advanced the project 
significantly, producing a PFS in February 
2020 and an updated PFS in December 
2020. Both studies were based on a long-
life, large scale open cut mine producing 
separate nickel and copper sulphide 
concentrates. In the updated PFS, the 
processing plant throughput was increased 
from 10 Mtpa to 12 Mtpa over the same  
26 years, which resulted in an improvement 
to key project metrics with a net present 
value now at ~$1 billion and a life of  
mine undiscounted cashflow in excess of  
$4 billion. This project has the potential 
to be the first development opportunity 
within the broader Musgrave Province, 
which includes several additional, highly 
prospective opportunities. 

West Musgrave is a greenfield site, where 
the existing infrastructure is only sufficient 
for exploration and field work. 

Additional infrastructure will be required  
to support future mining activities and  
we included the following in our PFS: 

   design and costing of site access
   site development and major civil 

infrastructure

   an aerodrome
   450 person village
   a hybrid solar–wind–diesel battery 

solution

   water supply, control systems,  

onsite services

   a full suite of facilities to enable efficient 
construction, mining and ore processing.

To protect the health and welfare of 
our remote community during the early 
COVID-19 period and following subsequent 
restrictions to Ngaanyatjarra Lands imposed 
by the Western Australian Government, we 
paused work at the site in early 2020. 

OZ Minerals is  
aiming to establish  
the West Musgrave  
Project as a scalable,  
low cost, long life, open 
pit mining operation.

OVERVIEW

   Location: Western Australia,  
near the South Australia and  
Northern Territory border

   Product: Copper and nickel

   Status: In advanced study phase  
with final investment decision  
expected in 2022

   Province exploration program:  
One Tree Hill prospect and the  
Succoth deposit

OZ MINERALSWest MUsgra Ve

17

   We sought to crowdsource new solutions, 
systems and approaches to accelerate 
how West Musgrave may become a  
100 per cent renewable-powered  
mine. The Capture the Spark challenge 
helped us identify potential partners  
and pathways.

   We received stakeholders’ endorsement  

of our EPA Part IV submission.

OUR FOCUS IN 2021 IS TO:
   gain EPA Part IV and Part V approval
   progress the project to the next study 

stage

   negotiate a mining agreement with  

the Ngaanyatjarra Group

   trial a fit-for-purpose power generation 
solution and, if successful, incorporate  
it into the West Musgrave Project plan.

We only resumed activities on site when 
restrictions eased, and after the Traditional 
Owners, stakeholders and our team agreed 
it was safe to return. This return to site 
enabled us to consult with the Ngaanyatjarra 
people on our Environmental Protection 
Authority (EPA) Part IV referral and include 
their feedback in the submission. 

This submission to the EPA represents the 
first primary approval to be sought from  
the Western Australian Government. In 
addition, planning and discussions with  
the Ngaanyatjarra Group are ongoing with  
a view to developing a mining agreement 
and progress to the next study phase.  

HIGHLIGHTS FOR 2020
   We acquired Cassini Resources.
   We released the West Musgrave PFS  

that demonstrated a long life ~26-year 
open pit copper and nickel sulphide  
mine with bottom quartile cash costs 
and an average concentrate production 
of 28,000 tonnes per annum copper and 
22,000 tonnes per annum nickel.

   We released a PFS update which saw  

the processing plant increase throughput 
to 12 Mtpa and improvements to key 
project metrics while maintaining the  
26-year mine life.

   We further investigated our innovative 

off-grid renewable power and processing 
solutions, underpinned by up to  
80 per cent renewable electricity 
generation from solar and wind. 

CAPTURE THE SPARK 
CHALLENGE
This year we partnered with Unearthed, 
an energy and resources open innovation 
platform, to create the Capture the  
Spark challenge – where the largest 
community of startups, developers and  
data scientists helped to fast track our  
plans for a 100 per cent renewable  
powered West Musgrave Project. 

The project already has strong sustainability 
credentials. The copper and nickel to be 
mined is critical to the low-carbon economy 
and the project has some 70–80 per cent 
of power generated through renewable 
sources including solar and wind. 

149 participants from 25 countries 
participated in the challenge, and we 
received a total of 31 submissions! 
We’re now bringing these ideas to life in 
partnership with the winning companies 
and co-creating a fit-for-purpose solution. 
This will be trialled at an OZ Minerals site 
where, if successful, it will be incorporated 
within the West Musgrave Project plan. 

18

2020 annUaL & sUstainaBiLit Y rePort

CARAJAS

ANTAS OVERVIEW

   Location: Carajás Province in the state  

of Pará in northern Brazil, 25 km  
south-east of Parauapebas

   Product: Copper concentrate  

(containing gold)

   Mining method: Open pit, drill and blast

   Processing method: Ore sorting, 
conventional crushing, grinding,  
flotation and filtration

   Mineral resources: 1.9 Mt at  

0.7% copper and 0.2 g/t gold(a)

   Ore reserve: 0.6 Mt at 0.9% copper  

and 0.4 g/t gold(a)

PEDRA BRANCA 
OVERVIEW

   Location: Carajás Province in the state of 
Pará, northern Brazil, ~100 km south of 
Parauapebas and 30 km east of Canaã 

   Project: High grade copper–gold 

underground mine

   Status: Construction phase, first 

development ore and concentrate  
parcel delivered

   Proposed method: Underground  

open-stoping

(a)  Please refer to the Mineral Resources and Ore 
Reserves section (page 120) for full disclosure.

The Carajás region, in the State of Pará in Brazil, is 
host to a number of large copper–gold mines, and is 
one of the world’s premier IOCG mineral provinces. 

We are pursuing a hub approach to our 
activities in the Carajás whereby a number 
of relatively modest satellite mines produce 
ore which is then trucked to a central 
processing site. The first Hub is at Carajás 
East, where the open pit mine at Antas 
is drawing to the end of its life and the 
existing processing plant will continue to 
be used to process ore from new satellite 
mines. The first new satellite mine is the 
underground mine at Pedra Branca that is 
under construction, with first development 
ore produced in mid-2020. 

Potential additional high-grade copper–gold 
satellite mines are being explored at Santa 
Lúcia and Clovis. A second potential hub has 
been identified at Pantera, which is another 
of our projects in the west of the Carajás. 

Santa Lúcia is one of two earn-in 
agreements we have with Vale S.A. for 
exploration projects in Carajás East. Santa 
Lúcia is approximately 40 km trucking 
distance from Antas; and the less advanced 
but highly prospective Circular North which 
is proximate to Antas.

OZ MINERALSCaraJÁs

19

Pantera Project
Stand Alone (24-39)

Pedra Branca
Mine (20-28)

2 5 k m

Sossego
Vale Mine

Plant

oVerVieW of CaraJÁs ProVinCe  
hUBs and aCtUaL and PotentiaL 
sateLLite Mines

Santa Lucia
Mine (24-30)

4

5 k

m

Antas
Mine (20-21)
Future TSF (22-29)

Antas
TSF (20-22)

ROM PAD

Antas

Clóvis

Clóvis
Mine (22-26)

7 5 k m
1 8 0 k m

1.8 k m

Vale Copper 
Terminal

5 0 k m

EFC Vale

Santa
Lucia

Pedra
Branca

Plant

CKS HUB

Vila do Conde 
Terminal
~800 km

Ponta da Madeira 
Terminal

The Carajás East Hub produced  
8,613 tonnes of copper and 6,312 ounces 
of gold to meet its annual production 
guidance in 2020. 

The Carajás East Hub achieved a C1  
cost performance of 95.4 c/lb and  
AISC of 149.4 c/lb.

At Pedra Branca, milestones were met  
with first developmental ore processed  
into concentrate at the Carajás East Hub  
and concentrate delivered for export using 
Vale’s logistics network to realise  
operational and cost efficiencies.

Ore sorting equipment was installed and 
commissioned at Antas during the year to 
determine the optimal mass versus grade 
ratio for the sorter and for processing. This 
equipment will relocate to Pedra Branca 
once trials are complete.

Our Brazilian operations have not 
experienced major disruptions due to 
COVID-19. 

We implemented many response measures 
to protect the health and wellbeing of our 
people. All non-essential frontline teams 
began working from home while social 
distancing, and health screening and fever 
monitoring programs were implemented 
for incoming site teams. We developed 
processes for contact and environment 
tracing as well as testing, self-isolation  
and quarantine systems and shifted the 
focus of our Health and Wellbeing  
program to COVID-19 related issues, 
including mental health. 

Decline development and the 
implementation of facilities at Pedra Branca 
commenced, resulting in a significant 
increase in the number of employees and 
contractors. A corresponding increase was 
reflected in the TRIFR at Carajás of 4.08, 
which is higher than the previous year 
(1.34).

HIGHLIGHTS FOR 2020
   We implemented a COVID-19 

management plan to minimise the  
risk to our people, visitors, sites and 
broader community.

   The Carajás Hub at Antas received its  

first developmental ore from Pedra Branca 
for processing.

   We began the first phase of the 

strategic Vale–OZ Minerals Cooperation 
Agreement. 

   We installed and commissioned ore 

sorting equipment at Antas and trials 
began to help determine the optimal  
mass versus grade ratio. 

   We conducted resource drilling programs 

at Pantera and Santa Lúcia, with 
encouraging results from Santa Lúcia. 
   We completed eight diamond drill holes 
(~900 m) south of the Antas mine at the 
Paes Carvalho prospect. Results included 
a 15 m zone of strongly altered volcanics 
hosting chalcopyrite and pyrrhotite. 
   We received geophysical results from 

Estrella and numerous prospects within 
the Paes Carvalho prospect.

Through our Stakeholder Support Program, 
we also funded a robust program to support 
the communities where we operate in Brazil 
which were impacted by the pandemic. 

Resource drilling programs began later in the 
year at Pantera and Santa Lúcia after careful 
planning so that we could safely operate in 
a COVID-19 environment. Encouraging early 
results were seen from drilling at both Paes 
Carvalho and Santa Lúcia. We also signed 
a joint venture-type asset agreement with 
Vale and developed a go-forward plan to 
progress various government interactions. 

OUR FOCUS IN 2021 IS TO:
   complete construction and operational 

ramp up at Pedra Branca

   continue to develop the Carajás East  
Hub using the Antas processing plant

   begin the resource definition drill  
program at the Clovis deposit

   maintain processing plant  

performance at Antas

   begin preparations to use the  
de-commissioned Antas pit as  
a tailings storage facility.

SUPPORTING OUR 
COMMUNITIES
COVID-19
We are active members of the communities 
in which we operate, including the cities 
of Água Azul do Norte, Canaã dos Carajás, 
Curionópolis, Ourilândia do Norte and 
Parauapebas. 

At the start of the pandemic, we supported 
these communities with materials and 
equipment and assembled over 7,000 rapid 
tests. We also donated medicine as well as 
personal protection equipment, hygiene and 
cleaning items to our communities. 

Education
In partnership with the professional training 
school Senai, we held courses for the 
Professional Qualification Program, which 
has been running since 2017, and trained 
40 people in the Curionópolis municipality. 

57 people also received their certificates 
of completion for the Project Development 
and Fundraising Course, which took place 
from September to November this year. The 
Course is a joint initiative of OZ Minerals 
and the municipality of Água Azul do 
Norte, in the state of Pará and is aimed 
at providing continuous and free training 
for people working in the social, sports, 
education, tourism and culture sectors. In 
addition, we are working towards offering 
training in mine mechanics and operation  
at Vila Canadá in Água Azul do Norte.

20

GURUPI

CENTROGOLD 
OVERVIEW

   Location: Gurupi region, in the state of 
Maranhão in northern Brazil, between 
the cities of Belém and São Luis and close 
to existing infrastructure including sealed 
roads, power, water and skilled labour

   Status: Awaiting injunction removal  

to begin feasibility study

   Project: Open pit gold project

   Proposed method: Open pit mine, 
flotation and carbon-in-leach  
processing plant

   Mineral Resource: 28 Mt at 1.9 g/t gold 

(excludes Chega Tudo deposit)(a)

   Ore Reserve: 20 Mt at 1.7 g/t gold(a)

   Mine life: ~10 years

   Estimated annual production:  
100,000–120,000 oz gold(a)

(a)  Please refer to the Mineral Resources and Ore 
Reserves section (page 120) for full disclosure.

The Gurupi Province is in 
the state of Maranhão in 
northern Brazil, between 
the cities of Belém and 
São Luis. Our CentroGold 
project is located in this 
province, close to existing 
infrastructure. It is one of 
the largest undeveloped 
gold projects in Brazil, 
with three main deposits: 
Blanket; Contact; and 
Chega Tudo.

The surrounding CentroGold area is 
considered to host exciting exploration 
potential. Interpretation of a vast database 
of historical information, including 
geophysical, soil geochemistry and drilling 
also suggests potential associated with 
the proximal Cipoeiro deposit and eight 
other known targets including Mandiocal, 
Sequeiro (CentroGold Project) and Mina 
Nova, Vai-e-Volta and Caramujinho  
(Jibóia Project). 

CENTROGOLD
CentroGold’s PFS indicated that a circa 
10-year operation could be developed for 
low capital investment with industry bottom 
half operating costs. Gold production was 
estimated at 190,000–210,000 ounces  
per year for the first two years and 
100,000–120,000 ounces per year on 
average for the life of the mine.

CentroGold has the potential to  
become a Gurupi processing hub, servicing 
nearby deposits such as Chega Tudo and 
Mandiocal, should future drilling and  
studies prove them viable.

This year we continued our focus on 
working to lift the historical injunction 
placed on developing the CentroGold 
project. A Federal Court judge granted 
the injunction in 2013 against the then 
tenement holder citing irregularities in  
the grant of the environmental licence. 

We have been working to gain approval  
for the CentroGold development and 
relocation plan through ongoing discussions 
with INCRA (the Colonization and Rural 
Reform Institute) Brazilia after the local 
INCRA provided their support last year. 
Central INCRA approval has now been 
granted enabling the development and 
relocation plan to be submitted to the 
Brazilian Courts to enable them to lift  
the injunction on the project. 

In parallel to this process, we have worked 
to gain approval for the CentroGold 
environmental update studies with SEMA-
MA (the Environmental State Agency of  
the Maranhão state).

COVID-19 constraints have slowed  
progress in both areas throughout the  
year, as the regulator suspended its 
administrative activities for 60 days in 
response to the pandemic. Planning 
and preparatory work continued so the 
application could progress when the 
regulator resumed administrative activities. 

We are currently updating the CentroGold 
Pre-Feasibility Resource, Reserve and 
Study to include all previous drilling. Once 
complete, the next phase of study for the 
CentroGold project and further regional 
exploration are anticipated to begin when 
the injunction over the project is removed. 

HIGHLIGHTS FOR 2020
   We developed and ran a successful 

COVID-19 management and control plan.

   INCRA’s technical team issued a report 
recommending that authorisation to  
re-establish our environmental license  
be granted.

   INCRA Brazilia granted their approval  

for the relocation plan.

   We progressed updating environmental 
studies in line with the new project 
design.

   We conducted trenching and sampling 

of six targets at Sequeiro, Faixa and other 
targets in Jiboia. 

   We mapped, sampled and augured 
numerous early stage prospects 
throughout the region. 

OUR FOCUS IN 2021 IS TO:
   continue efforts to lift the judicial 

injunction following INCRA approval of 
the relocation plan in December 2020

   complete environmental update studies 

and relocation plan studies

   achieve grant of the installation licensing
   implement the relocation plan
   continue our regional exploration program
   begin an expanded drilling program 

over the CentroGold project and ranked 
exploration targets

   update the Mineral Resource and 

Ore Reserve to support the Definitive 
Feasibility Study metrics

   progress the next study phase of the 

project.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT21

 
2222

EXPLORATION 
AND GROWTH

We are a growth-
oriented company and 
exploration is central 
to our growth strategy. 
Exploration projects 
allow us to advance 
our strong pipeline of 
opportunities and are key 
to creating value for our 
Stakeholders. 

We hold many exploration projects at 
different stages of maturity, which gives 
us options for how we grow, with capital 
being allocated to the most value-accretive 
projects assessed across our five stakeholder 
pillars. We have a mix of different projects 
like the more mature opportunities from the 
Carrapateena and Prominent Hill expansion 
projects and longer-dated, lower maturity 
ones at a more exploratory stage such as 
Pantera and Paraiso.

We have multiple exploration earn-in 
agreements in place with highly respected 
explorers who offer exploration expertise 
in specific geologies or locations, as well as 
our own exploration programs. In turn, our 
exploration partners gain access to capital 
from us and our more agile approach to 
decision making and execution, to support 
drilling and development programs. We 
typically work with our partners to oversee 
projects, in particular, the technical program 
and stakeholder engagement, while they 
manage on the ground activities.

COVID-19 saw us temporarily restrict 
exploration drilling in 2020 to protect the 
health of our people and communities. 
Much of our exploration work is undertaken 
in regional and remote communities, who 
are among the most vulnerable. When 
conditions eased, we progressively started 
exploration drilling under strict safety 
management plans and in accordance with 
the restrictions of the different jurisdictions. 

During the year we entered into two new 
earn-in agreements. 

We withdrew from the Maslins joint venture 
with Investigator Resources in South 
Australia, where the stage one drill program 
on the Maslins prospect, located on the 
Stuart Shelf approximately 55 km south 
of Carrapateena, was completed. We also 
withdrew from the Nullabor project within 
our multi-site exploration alliance with Red 
Metal Limited after drilling failed to find 
evidence of IOCG mineralisation. 

EXPLORATION PORTFOLIO

Mt Woods
Continuing to push the boundaries of 
exploration the company completed five 
holes during the year, for ~2,000 m, 
testing some of the unconventional targets 
generated by the Unearthed Challenge. 
Targeting methodologies included using 
geophysical software associated with the 
oil and gas industry, data science near miss 
algorithms and 3D seismic interpretations. 
Information generated in this phase of 
drilling will be utilised to generate/validate 
drill targets for the 2021 field program.

Eloise joint venture  
with Minotaur Exploration
In December 2015, we entered into a 
binding Heads of Agreement with Minotaur 
Exploration for the Eloise Project, located 
near Cloncurry, Queensland.

The Cloncurry Mineral District contains 
strong mineral endowment in a variety 
of commodities, including copper–gold 
(Ernest Henry, Eloise, Osborne and Mount 
Elliot/Swan deposits) and zinc–lead–silver 
(Cannington, Pegmont). The geology of the 
tenements indicates excellent prospectivity 
for high-grade Eloise-style copper–gold and 
Cannington-style zinc–lead–silver deposits.

Minotaur Exploration collected 
electromagnetic (EM) data at Eloise and 
identified two significant anomalies, named 
Little Foot and Big Foot. The prospects are 
located along strike of previously identified 
copper and gold mineralisation at the Electra 
and Iris prospects. The Seer, Little Foot, and 
Big Foot targets were tested and minor 
intervals of visible sulphide mineralisation 
were encountered on all prospects. 

Jericho joint venture with 
Minotaur Exploration
We have an 80 per cent beneficial 
interest in the Jericho project undertaken 
with Minotaur Exploration. The 2020 
field program began with a ground 
electromagnetic survey focused on targets 
north-east of the Iris/Electra prospects. 
More than 28 line kilometres of data were 
acquired over 10 lines (on 400 m and 800 m 
apart) before the program was suspended 
due to COVID-19. 

Minotaur Exploration published the maiden 
resource for the Jericho project early in July. 
However, we have determined the present 
resource is not viable as a standalone 
underground mining operation. Exploration 
efforts will now focus on other high priority 
targets within the tenure.  

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTOZ MINERALSexPL oration and groWth

23

Multi-site exploration alliance 
with Red Metal Limited
This alliance gives OZ Minerals a two-year 
option to fund a series of mutually agreed, 
proof-of-concept work programs on Red 
Metal’s early-stage projects, which include:

   Yarrie for copper–gold and copper 

–cobalt in Western Australia

   Gulf for copper–gold in Queensland 
   Three Ways for zinc–lead–silver  

in Queensland 

   Lawn Hill for zinc–lead–silver  

in Queensland

   Mount Skipper for zinc–lead–silver 

–copper in Queensland.

Red Metal Exploration Alliance completed 
drilling of one hole at the Mt Skipper project 
and two holes at the Three Ways project. 
Mt Skipper returned no visually significant 
intersections and minor vein-hosted and 
disseminated chalcopyrite was encountered 
at Three Ways. Drill rigs have demobilised 
from both projects and magnetotelluric (MT) 
surveying is currently underway at Lawn Hill.

One diamond drill hole (666.3 m) was 
completed on the Nullarbor Plain. No 
evidence of an IOCG mineralising system 
was detected and we subsequently 
withdrew from the agreement. 

Lannavaara with Mineral 
Prospektering i Sverige AB
We entered into an agreement in 2018 
with private explorer Mineral Prospektering 
i Sverige (MPS) to explore for IOCG 
mineralisation in the Norrbotten district  
of northern Sweden.

Historic exploration on the leases by 
previous explorers intersected a copper and 
zinc skarn system on the Huornaisenvuoma 
prospect in the south-west of the license 
and they also defined two small magnetite-
hosted iron occurrences, Kevus and Teltaja. 
Subsequent gravity and EM surveying by the 
Swedish Geologic Survey (SGU) revealed a 
continuous, 3.8 km long, untested gravity 
anomaly between Kevus and Teltaja with a 
coincident EM response.

Late in the quarter Mineral Prospektering 
i Sverige commenced a winter drilling 
program at the Lannavarra project in 
Sweden. Two holes were completed for  
315 m before breaking for the festive  
period and drilling recommenced in  
early January 2021.

Painirova project with Mineral 
Prospektering i Sverige AB
Painirova is located between the Mertainen 
iron–oxide–apatite deposit and the active 
Leveäniemi mine at Svappavaara in Sweden’s 
most prolific mining belt. On the back 
of airborne electromagnetic (AEM) data 
collected over the tenement (2019) we 
elected to proceed with the project into 
2020 and have committed to drilling a 
number of high ranked targets.

Paraiso with private Peruvian 
company Inversiones Mineras  
La Chalina S.A.C.
We entered into an earn-in agreement 
in 2018 with private Peruvian company 
Inversiones Mineras La Chalina S.A.C. to 
explore for IOCG deposits in the Arequipa 
district of southern coastal Peru. At the 
Esmeralda target zone, surface copper oxide 
mineralisation has been traced over a strike 
length of 400 m. At the Casper target a 
400 m by 300 m copper-in-soil anomaly has 
been outlined by previous explorers. Neither 
target has been drill-tested. The initial work 
program is planned to include geological 
mapping, rock chip and soil sampling, 
ground geophysics and an airborne 
magnetic survey.

Brazil – Carajás Exploration
We have an extensive portfolio of 
exploration projects centred around our 
operating copper mines, Antas and Pedra 
Branca. Although the field program in Brazil 
was significantly impacted by the COVID-19 
pandemic, 17 holes were completed during 
the year. The exploration team successfully 
completed drill programs on the Gueroba, 
Tapuia, Campo Grande and the Canaã West 
targets. Encouraging results were returned 
from both Gueroba and Canaã West, areas 
identified for further work.

Brazil – Pantera
Pantera is a high-grade copper–gold 
exploration project covering approximately 
100 km2 in the western part of the Carajás. 
Drilling, with more than 4,200 m completed, 
was undertaken in 2020 with the aim of 
identifying a maiden JORC Mineral Resource.

Brazil – Santa Lúcia
The Santa Lúcia project is a small high  
grade copper–gold deposit located south 
of the Antas mine in the Carajás. Acquired 
from Vale in 2019, the project team has 
focused on infilling the existing drilling  
and has completed over 40 holes for  
more than 5,700 m. The team is working 
towards delivering a maiden resource 
estimate in 2021. 

THE POWER  
OF THE CROWD
We believe that great innovations can 
be unleashed when industries and 
people come together and collaborate. 
Crowdsourcing and collaboration are great 
ways for us to build business capability and 
challenge the status quo while working to 
solve some of our most complex problems 
in exploration and growth. 

We have applied this to our exploration 
approaches, starting with the Explorer 
Challenge in 2018. In 2020, we took  
this approach further, to expand our 
exploration toolkit. 

Drillanthropy
Drillanthropy is an initiative aimed at 
science-driven exploration across South 
Australia more broadly. Drillanthropy 
provides funding for tenement holders to 
drill test artificial intelligence and machine 
learning generated targets and models  
on their tenements. With a successful 
discovery, tenement holders could  
secure a partnership with us.

Data-driven exploration models have been 
multiplying across South Australia as a 
direct result of the Explorer Challenge,  
the SA Government’s Gawler Challenge,  
and renewed interest in machine learning 
across the mining industry. 

Drillanthropy is our way of connecting  
these new ideas to the funding needed  
to test them.

Copa de Cobre 
Our Copa de Cobre Challenge sought 
to define new search spaces for copper 
exploration in Peru by generating a  
data-driven domain map of Peru using 
satellite data, and supplements our  
existing exploration strategy in-country. 

A significant amount of country-scale 
satellite data was collected and made 
publicly available. Participants in the Copa 
de Cobre Challenge then used the data 
and applied machine learning to generate 
feature maps that highlight geological 
patterns, which could then be used for 
exploration and identifying new regions  
in Peru that potentially host copper 
deposits. This challenge was truly global 
with winners of the Challenge coming from 
France, South Korea, USA, Brazil, and Russia.

2424

GOVERNANCE

Our governance 
framework, supported 
by a healthy corporate 
culture, helps us to 
deliver on our Strategy 
and enables us to 
control risks and assure 
compliance.

MANAGEMENT STRUCTURE
Our management structure, The OZWay,  
our Value Creation Policies and Stakeholder 
Value Creation Metrics, together with our 
Global Performance and Process Standards, 
provide clear accountabilities, lean business 
processes and focused reporting to enable 
our activities to be carried out in accordance 
with our risk appetite and Strategy and 
are conducted in an integrated financially, 
environmentally and socially responsible way.

Our Board has adopted the recommended 
corporate governance practices set out in 
the ASX Corporate Governance Council 
Principles and Recommendations. We 
have reviewed our governance practices 
against the fourth edition of the ASX 
Recommendations which commenced on  
1 January 2020 and our current practices 
align with the recommendations.

Our Board oversees the management of 
the Company. Our Board has adopted 
a Board Charter that sets out its roles 
and responsibilities, including setting the 
Company’s goals and objectives, reviewing 
and monitoring the Company’s material risks 
and its system of internal compliance and 
controls, setting an appropriate corporate 
governance framework, and determining 
broad policy issues for the Company. Our 
Board also ensures that specific authority 
and responsibilities have been delegated 
to the Company’s CEO and that the overall 
Strategy is aimed at delivering value for 
our five Stakeholder groups – shareholders, 
employees, communities, governments  
and suppliers. 

Our Board currently comprises six  
directors – one executive director and five 
Non-executive Directors. The executive 
director is Managing Director and Chief 
Executive Officer, Andrew Cole. Our Board 
has a unitary structure.

All Non-executive Directors, including the 
Chairman, are independent. The proportion 
of women on our Board is 33 per cent.

Three standing committees assist our  
Board to discharge its responsibilities:

Audit Committee – assists the Board with 
oversight of the risks insofar as they relate 
to financial, reporting and audit matters, 
including monitoring whether Management 
is communicating the importance of internal 
control and management of risk throughout 
the organisation and therefore establishing 
an appropriate ‘control culture’.

People & Remuneration Committee – 
assists the Board in the effective discharge 
of its responsibilities as they relate to people 
and remuneration including oversight 
of risk related to people performance 
management, company culture, succession 
planning, capacity and capability, and 
diversity and inclusion.

Sustainability Committee – assists the 
Board in the effective discharge of its 
responsibilities as they relate to sustainability 
primarily in the areas of safety, health, 
environment and community and oversight 
of the risks relating to those issues. 
This includes threats and opportunities 
associated with climate change, cultural 
heritage, human rights including modern 
slavery, sovereign jurisdictions, compliance 
with legislation, regulation, and any 
litigation activities. 

MANAGEMENT TEAM
Management is responsible for 
implementing management systems  
across the business.

They are also responsible for assuring  
the application and effectiveness of these 
systems through OZ Minerals’ four lines of 
defence Audit and Assurance Governance 
Framework. Training and competency are 
part of the continuous improvement process 
and are detailed in the Global Performance 
Standards.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTOZ MINERALSgoVernanCe

25

MANAGEMENT 
STRUCTURE

Board of Directors

Rebecca McGrath

Chairman and Independent  
Non-executive Director 

Peter Wasow

Independent  
Non-executive Director

Board Committees

Andrew Cole

Managing Director and  
Chief Executive Officer

Tonianne Dwyer

Independent  
Non-executive Director

Charles Sartain

Independent  
Non-executive Director

Richard Seville

Independent  
Non-executive Director

Audit  
Committee

People & Remuneration  
Committee

Sustainability  
Committee

Executive Leadership Team

Andrew Cole

Warrick Ranson

Mark Irwin

Kerrina Chadwick

Tania Davey

Managing Director and  
Chief Executive Officer

Chief Financial  
Officer

Chief Commercial 
Officer

Chief Corporate  
Affairs Officer

Chief Transformation  
Officer 

Fiona Blakely

Myles Johnston

Gabrielle Iwanow 

Steven McClare(a) 

Carlos Gonzalez

Jeã Silva(b)

Chief People  
Officer

General Manager  
Carrapateena 

General Manager  
Prominent Hill

Acting Chief 
Australian Operations

Chief Executive  
Brazil

General Manager 
Carajás

Asset and Corporate Function Leads

Employees

SUPPORTING DOCUMENTS
ozminerals.com/about/corporate-governance/
   Corporate Governance Statement
   Value Creation Policies and supporting 

Stakeholder Value Creation Metrics, Global 
Performance and Process Standards

   Board and Committee Charters
   Company Constitution
   Code of Conduct

(a)  Steven McClare was Chief Technical Officer from  

12 February 2020 until 1 December 2020 and continues  
as Acting Australian Chief Operations Officer from  
1 December 2020.

(b)  Jeã Silva commenced as a member of the Executive 

Leadership Team on 1 December 2020.

26

GOVERNANCE 
FRAMEWORK

OUR ENABLERS
Underpinning our Policies are our Global 
Performance Standards. The Global 
Performance Standards are grouped into 
four categories – safety, environment, health 
and wellbeing, and social performance. 
They set out the minimum mandatory 
control requirements and accountabilities 
to manage risks, comply with the law, 
design operating systems with devolved 
accountability and provide criteria for 
measuring value creation performance.

The Global Performance Standards are used 
to audit Asset performance and set the 
minimum standards for any new Assets.  
They are provided to contractors and 
partners to outline what we expect when 
working at an OZ Minerals Asset. These 
documents are designed so that Assets, 
contractors or partners can use or develop 
their own business standards and processes 
to meet our Standards, in keeping with  
our lean, global devolved business model.

Our Global Process Standards and 
associated Specifications enable us to work 
effectively within this model by defining 
the accountabilities and authorities of our 
Board, CEO, Executive Leads and Leads of 
the Corporate Functions and Assets relating 
to key business processes and management 
activities that are unique to us. The Global 
Process Standards are internal documents. 

OUR PERFORMANCE

Internal and external audits
Risk management, audit and assurance 
underpin the Global Process and 
Performance Standards as critical elements 
of our Audit and Assurance Governance 
Framework.

We conduct regular audits and assurance 
reviews commensurate with our risk 
profile as part of our Four Lines of 
Defence approach to systematically and 
objectively verify our compliance with 
Global Performance and Process Standard 
accountabilities and legal requirements. We 
apply learnings from audit and assurance 
reviews to continuously improve our safety, 
health and wellbeing, along with our 
environmental and social performance.

Our governance framework enables 
lean business processes that drive clear 
accountabilities and create room for 
innovation. It is explained through  
The OZWay. The OZWay model includes 
our Purpose, desire to be a modern mining 
company and Strategy to create value for 
our Stakeholders.

OUR CONTEXT
As a modern mining company, with a 
focus on global copper, we are agile to 
the changes in our macro environment 
and we listen and act on our stakeholder 
expectations. All corporate and asset 
documents comply with the laws and 
regulations of the jurisdiction in which  
each Asset operates.

OUR CHOICES
We have a global devolved operating model, 
ensuring our Assets are autonomous and 
accountable. We focus on what matters, 
and set processes that create value, embrace 
the global devolved model and provide 
clarity for Assets, partners, suppliers and 
employees of OZ Minerals.

Our How We Work Together (HWWT) 
Principles and underpinning behaviours  
are embedded in our everyday activities, 
core systems and processes and enable 
growth, innovation and collaboration. The 
HWWT Principles drive transparency and 
fair dealing and propagate a culture of 
performance and devolved accountability – 
this allows us to deliver on our Strategy.

Our Code of Conduct outlines what  
is expected of everyone who works at 
OZ Minerals. It is designed to ensure that 
everything we do at OZ Minerals creates 
value for our Stakeholders and business  
is conducted with honesty and integrity  
so we can achieve our Purpose of ‘going 
beyond what’s possible to make lives  
better’. It addresses issues such as conflicts 
of interest, gifts, entertainment and 
hospitality, anti-bribery and corruption, 
professional behaviour and fair dealing,  
and speaking up.

We are determined to create shared value 
for all our Stakeholders, which is at the  
heart of our Strategy. We have five Value 
Creation Policies which are designed to 
provide a clear representation of our intent 
and make it transparent to our Stakeholders 
to enable them to hold us to account. Our 
Value Creation Policies, along with our 
Securities Trading, Continuous Disclosure, 
Anti-Bribery & Corruption, Inclusion & 
Diversity and Speak Up materials are  
publicly available.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTgoVernanCe

27

Company Constitution / Code of Conduct / Board Charter

Audit Committee  
Charter

People & Remuneration  
Committee Charter

Sustainability Committee  
Charter

Policies and public materials

Value Creation Policies 

Supplier Value Creation Policy

Continuous Disclosure 

We are determined to build value for our 
Stakeholders. Our five Value Creation 
Policies, which are outlined below, set 
out our overarching intent and enable 
our specific Stakeholders to hold us to 
account.

Employee Value Creation Policy

To provide a safe work environment that 
empowers people to have a positive 
impact and allows them to grow and 
prosper. Our focus is on ensuring our 
people enjoy coming to work, are 
engaged, valued and inspired to grow 
and contribute to OZ Minerals and greater 
society through exceptional leadership.

Shareholder Value Creation Policy

To meet or exceed shareholder 
expectations while being recognised  
as an ethical, well-governed and  
socially responsible company.

To align with suppliers in a way that builds 
trust-based, collaborative and sustainable 
relationships and partnering focused on 
the betterment of both organisations, the 
industry and the broader community.

To ensure timely and accurate  
information is provided equally to all 
shareholders and market participants, 
consistent with our commitment to 
continuous disclosure obligations.

Government Value Creation Policy

Securities Trading 

To build trust with government through 
ethical behaviour, environmental 
stewardship, social responsibility, and 
by creating sustainable economic value, 
whilst maintaining broad political support 
for the ongoing development of our 
portfolio.

Community Value Creation Policy

To align with communities in a way that 
builds trust-based, collaborative and 
sustainable partnerships focused on the 
betterment of OZ Minerals, our host 
communities and community members 
living in regions in which our sites are 
located, the industry and broader society.

To set out the processes that our 
employees, directors, consultants and 
contractors must adhere to when  
trading in securities of the Company.

Anti-bribery and Corruption 

To ensure directors, officers and 
employees understand, observe and 
comply with anti-bribery and anti- 
corruption laws and regulations,  
and our HWWT principles.

Speak Up

To encourage people to speak up  
if they become aware of potential 
misconduct and ensure that business is 
conducted honestly, with integrity, and in 
accordance with our HWWT principles, 
Code of Conduct and standards of 
expected behaviour. 

Global Performance Standards

Global Process Standards

Specifications

Asset and Corporate Function level documents

DIRECTORS’ 
REPORT

direCtors' rePort

29

The directors present their report for the Consolidated 
Entity (OZ Minerals) for the financial year ending 
31 December 2020 (‘the year’) together with the 
Consolidated Financial Statements for the year.  
OZ Minerals Limited (OZ Minerals or the ‘Company’)  
is a Company limited by shares that is incorporated 
and domiciled in Australia.

PRINCIPAL ACTIVITIES
The principal activities of the Consolidated Entity during the year were the mining and 
processing of ore containing copper, gold and silver; sales of concentrate; undertaking 
exploration activities and the development of mining projects. For additional information  
on the activities of the Consolidated Entity, refer to the Review of Results and Operations 
section in the Directors’ Report.

SIGNIFICANT CHANGES IN STATE OF AFFAIRS
   Carrapateena is an underground copper mine in South Australia which has a long mine 
life and growth prospects. OZ Minerals produced first saleable concentrate at the end of 
the prior year at the Carrapateena copper–gold mine which ramped up to full capacity by 
the end of 2020.

   The Pedra Branca mine is an underground copper mine which is part of the Carajás East 

Hub in Brazil. Construction of the Pedra Branca mine progressed during the year and was 
commissioned in November 2020. 

   The Group acquired the residual 30 per cent interest in the West Musgrave Project 
through the acquisition of Cassini Resources Limited consolidating OZ Minerals’  
ownership of West Musgrave to 100 per cent providing full optionality in determining  
its development. 

   The Company also increased its debt facility during the year providing added liquidity 

amidst COVID-19 uncertainties. The changes in the state of affairs of the Consolidated 
Entity are discussed on pages 8 to 23.

DIVIDENDS
The details relating to dividends announced or paid since 1 January 2019 are set out below:

Record date

Date of payment

12 March 2021

26 March 2021

17 September 2020

5 October 2020

12 March 2020

26 March 2020

3 September 2019

17 September 2019

12 March 2019

26 March 2019

Fully franked  
cents per share

Total dividends  
$m

17

8

15

8

15

56.4

26.0

48.6

25.9

48.4

DRP

Yes

Yes

No

No

No

30

DIRECTORS AND OFFICERS
OZ Minerals’ directors and officers for the financial year ending 31 December 2020 and up to the date of this report are included in the 
table below.

Position

Experience and expertise

OZ Minerals specific 
responsibilities  
during 2020

Other directorships  
at currently listed 
entities

Previous directorships  
at listed entities 
(within the last three 
years)

Ms McGrath is an internationally experienced business leader,  
director and chairman.

   Chairman  

of the Board

   Member of the People 

& Remuneration 
Committee

   Non-executive 

   Non-executive 

Director of Incitec 
Pivot Limited from 
September 2011 to 
December 2020

Director of Goodman 
Group since April 
2012

   Non-executive 

Director of Macquarie 
Group and Macquarie 
Bank since January 
2021

Current directors

Rebecca McGrath 

Independent  
Non-executive Chairman

Appointed as a  
Non-executive Director  
on 9 November 2010  
and Chairman on  
24 May 2017

BTP (Hons), MA (App.Sci) 
FAICD

Andrew Cole

Managing Director and 
Chief Executive Officer

Appointed on  
3 December 2014

BAppSc (Hons) in 
Geophysics, MAICD

Tonianne Dwyer

Independent  
Non-executive Director

Appointed on  
22 March 2017

BJuris (Hons), LLB (Hons), 
MAICD

Charles Sartain

Independent  
Non-executive Director

Appointed on  
1 August 2018

BEng (Hons), Fellow 
(Australasian Institute of 
Mining and Metallurgy), 
Fellow (The Academy of 
Technological Sciences  
and Engineering)

Richard Seville

Independent  
Non-executive Director

Appointed on 
1 November 2019

BSc (Hons) Mining Geology, 
MEngSc Rock Engineering, 
MAusIMM, ARSM

Ms McGrath’s executive career included 23 years with BP Plc.  
She held a range of senior executive and group executive roles in 
Australia, Europe and the UK, including Chief Financial Officer,  
Chief Operating Officer and Executive Management Board member 
Australia and New Zealand.

Ms McGrath is currently a Non-executive Director of Investa Commercial 
Property Fund Holdings and Investa Wholesale Funds Management Ltd. 
Ms McGrath is the President of the Australian Institute of Company 
Directors’ Victorian Division and a member of the National board as the 
Victorian Division director. Ms McGrath is Chairman of Scania Australia 
(a subsidiary of Scania AB of Sweden) and a Director of not-for-profit 
organisation Kilfinan Australia.

Mr Cole has over 28 years’ experience in exploration and operations 
in the resources industry. Following exploration geoscientist roles in 
Australia, Canada, USA and Mexico with Rio Tinto Exploration (CRA 
and Kennecott), Mr Cole spent 10 years in mine development and 
mine operations with Rio Tinto in Australia, China, Canada and the UK. 
During his career at Rio Tinto, Mr Cole held various senior and leadership 
positions, including General Manager Operations of the Clermont Region 
Operations, including the Blair Athol Mine and Clermont Mine, Chief 
Executive Officer of Chinalco Rio Tinto Exploration and Chief Operating 
Officer of Rio Tinto Iron and Titanium.

Ms Dwyer is an independent Non-executive public company  
Director. Ms Dwyer spent over 20 years in investment banking and  
real estate fund management and was a Director of Investment Banking 
at Societe Generale/Hambros Bank advising on mergers and acquisitions, 
restructuring and refinancing. Ms Dwyer was Head of Fund Management 
at the LSE listed property company, Quintain Estates and Development 
plc and was later appointed to the Board as an Executive Director.  
Ms Dwyer is a graduate member of the Australian Institute of Company 
Directors and is also the Deputy Chancellor of the Senate of the 
University of Queensland. Ms Dwyer is also a Director of Chief Executive 
Women and Sir John Monash Foundation.

Mr Sartain has more than 30 years’ international mining experience.  
He was Chief Executive Officer of Xstrata’s global copper business  
for nine years from 2004. Prior to that, he held senior executive positions 
in Latin America and Australia including General Manager and President 
of Minera Alumbrera Ltd in Argentina, General Manager of Ernest Henry 
copper–gold mine and General Manager of Ravenswood Gold Mines in 
Queensland.

Mr Sartain is Chairman of the Advisory Board of the Sustainable Minerals 
Institute at the University of Queensland and Chairman of the Board of 
Wesley Medical Research.

Mr Sartain was also the Chairman of the International Copper 
Association, a member of the Department of Foreign Affairs and Trade’s 
Council on Australian Latin American Relations, a member of the Senate 
of the University of Queensland and a local Councillor of the Dairymple 
Shire Council in Queensland.

Mr Seville has over 35 years’ experience in the resources sector including 
25 years as either Managing Director or Executive Director of various 
ASX, TSX or AIM listed companies.

Mr Seville was Orocobre’s Managing Director and CEO for 12 years 
before stepping down in January 2019. He remains on the Board as  
a Non-executive Director.

Mr Seville is a mining geologist and geotechnical engineer, graduating 
from the Imperial College London and James Cook University in North 
Queensland. He holds a Bachelor of Science degree with Honours 
in Mining Geology and a Master of Engineering Science in Rock 
Engineering.

In June 2019, Mr Seville was appointed Chairperson of Agrimin Limited.

   Managing Director 
and Chief Executive 
Officer

   Member of the 
Sustainability 
Committee

   None

   Non-executive 

Chairman of Avanco 
Resources Limited 
from 13 June 2018  
to 11 July 2018

   Chairman of 
the People & 
Remuneration 
Committee
   Member of the  
Audit Committee

   Chairman of the 
Sustainability 
Committee
   Member of the  
Audit Committee

   Non-executive 

   None

Director of DEXUS 
Property Group since 
August 2011
   Non-executive 

Director of Metcash 
Limited since June 
2014

   Non-executive 
Director of ALS 
Limited since July 
2016

   Non-executive 
Director of ALS 
Limited since February 
2015

   Non-executive 

Director of Austin 
Engineering Limited 
from April 2015 to 
April 2018
   Non-executive 

Director of Goldcorp 
Inc from January 2017 
to April 2019
   Non-executive 

Director of Newmont 
Corporation from April 
2019 to April 2020

   Member of the  
Audit Committee

   Member of the 
Sustainability 
Committee

   Non-executive 

Director of Orocobre 
Limited since January 
2019

   Non-executive 

Chairman of Agrimin 
Limited since August 
2019

   Managing Director 
and Chief Executive 
Officer of Orocobre 
Limited from April 
2007 to January 2019

   Non-executive 

Director of Advantage 
Lithium from February 
2017 to April 2020

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTdireCtors' rePort

31

Previous directorships  
at listed entities 
(within the last three 
years)

OZ Minerals specific 
responsibilities  
during 2020

Other directorships  
at currently listed 
entities

   Chairman of the Audit 

   Non-executive 

Committee

   Member of the People 

& Remuneration 
Committee

Director of APA Group 
since March 2018

Experience and expertise

Mr Wasow has extensive experience in the resources sector  
as both a Senior Executive and Director.

He formerly held the position of CEO & Managing Director of Alumina 
Limited, an ASX 100 Company, and before that Executive Vice President 
and Chief Financial Officer, Santos Limited and in a 20 year plus career at 
BHP he held senior positions including Vice President, Finance and other 
senior roles in Petroleum, Services, Corporate, Steel and Minerals.

Mr Wasow is currently a Non-executive Director of APA Group. 

Mr Wasow was previously the senior independent Director of the 
privately held GHD Group, Non-executive Director of Alcoa of Australia 
Limited, AWA Brazil Limitada, AWAC LLC and Non-executive Director  
of ASX-listed Alumina from 2011 to 2013 and executive director from 
2014 to 2017.

Mr Wasow has also been a member of the Business Council of Australia, 
and director of the International Aluminium Institute and APPEA.

Experience and OZ Minerals specific responsibilities during 2020

Ms Pole is OZ Minerals’ Company Secretary and Senior Legal Counsel. Ms Pole spent a large portion of her career in a leading national law firm before 
moving in-house to the mineral resources sector. Ms Pole has particular experience in commercial transactions, corporate advisory and regulatory 
compliance with the ASX, ASIC and other regulatory bodies.

As well as holding a Bachelor of Laws from The University of Adelaide and a Graduate Diploma in Legal Practice, Ms Pole is also a graduate member of 
the Australian Institute of Company Directors and Certificated Member of the Governance Institute of Australia.

Position

Peter Wasow

Independent  
Non-executive Director

Appointed on 
1 November 2017

B. Comm, GradDip 
(Management), Fellow  
(CPA Australia)

Position

Officers

Michelle Pole

Company Secretary & 
Senior Legal Counsel 

Appointed on  
13 December 2017 

LLB, GDLP, GAICD

MEETING ATTENDANCE

attendanCe at oZ MineraLs LiMited Board and CoMMittee Meetings (1 JanUarY 2020 to 31 deCeMBer 2020)

Director

Rebecca McGrath

Andrew Cole

Tonianne Dwyer

Charles Sartain

Richard Seville

Peter Wasow

Board meetings

Board committee meetings

Audit

People & Remuneration

Sustainability

A

20

20

20

20

20

20

B

20

20

20

20

20

20

A

–

–

6

6

6

6

B

–

–

6

6

6

6

A

5

–

5

–

–

5

B

5

–

5

–

–

5

A

–

4

–

4

4

–

B

–

4

–

4

4

–

Note: Managing Director and CEO and Non-executive Directors who are not Board Committee members also participated in scheduled Board Committee meetings throughout the year.
A = the number of meetings attended during the time the director held office. 
B = the number of meetings held during the time the director held office.

DIRECTORS’ INTERESTS

direCtors’ interests in the ordinarY shares of oZ MineraLs LiMited

Director

Rebecca McGrath

Andrew Cole

Tonianne Dwyer

Charles Sartain

Richard Seville

Peter Wasow

Total

Shares number

52,292

477,546

19,900

80,000

11,580

20,000

661,318

32

ENVIRONMENTAL REGULATION
OZ Minerals and its activities in Australia, 
Brazil and other international locations are 
subject to strict environmental regulations. 
OZ Minerals’ Prominent Hill, Carrapateena 
and Carajás operations, along with its 
exploration and concentrate shipping 
activities, operate under various licences  
and permits under state, federal and 
territory laws in Australia, Brazil and  
other overseas jurisdictions.

OZ Minerals regularly monitors its 
compliance with licenses and permits in 
various ways, including through its own 
environmental audits as well as those 
conducted by regulatory authorities and 
other third parties. OZ Minerals uses a 
documented process to classify and report 
any exceedance of a licence or permit 
condition as well as any incident reportable 
to the relevant authorities. All instances of 
reportable environmental non-compliance 
and significant incidents are reviewed by 
the Executive Leadership Team and the 
Sustainability Committee of the Board 
as a part of this process. A formal report 
is also prepared to identify the factors 
that contributed to the incident or non-
compliance and the actions taken to  
prevent any reoccurrence.

During the year, OZ Minerals submitted  
its energy and emissions report to the  
Clean Energy Regulator in accordance  
with the National Greenhouse and Energy 
Reporting Act 2007 (NGER Act). KPMG 
provided reasonable assurance over  
OZ Minerals’ energy and emissions report.

KPMG has also provided limited assurance 
over selected metrics and disclosures in 
this document against the requirements of 
the Global Reporting Initiative Standards. 
KPMG’s assurance report is available on 
pages 118 and 119.

The Company has not incurred any 
significant liabilities under any environmental 
legislation during the financial year.

INSURANCE AND INDEMNITY
During the financial year, OZ Minerals 
Limited paid premiums with respect to a 
contract insuring its directors, officers and 
related bodies corporate against certain 
liabilities incurred while acting in that 
capacity. The insurance contract prohibits 
disclosure of the liability’s nature and the 
amount of the insurance premium.

The Company’s Constitution also allows  
OZ Minerals to provide an indemnity, to the 
extent permitted by law, to officers of the 
Company or its related bodies corporate 
in relation to liability incurred by an officer 
when acting in that capacity on behalf of 
the Company or a related body corporate.

The Consolidated Entity has granted 
indemnities under deeds of indemnity with 
current and former Executive and Non-
executive Directors, current and former 
officers, the former General Counsel (Special 
Projects), the former Group Treasurers and 
each employee who was a director or officer 
of a controlled entity of the Consolidated 
Entity, or an associate of the Consolidated 
Entity, to conform with Rule 10.2 of the  
Constitution.

Each deed of indemnity indemnifies the 
relevant director, officer or employee to  
the fullest extent permitted by law for 
liabilities incurred while acting as an officer 
of OZ Minerals, its related bodies corporate 
and any associated entity, where such an 
office is or was held at the request of the 
Company. The Consolidated Entity has a 
policy that it will, as a general rule, support 
and hold harmless an employee who, while 
acting in good faith, incurs personal liability 
to others as a result of working for the 
Consolidated Entity.

No indemnity has been granted to  
any auditor of the Consolidated Entity  
in their capacity as auditor of the 
Consolidated Entity.

PROCEEDINGS ON BEHALF OF 
THE CONSOLIDATED ENTITY
At the date of this report there are  
no leave applications or proceedings 
brought in respect of or on behalf of the 
Consolidated Entity under section 237  
of the Corporations Act 2001.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTdireCtors' rePort

33

AUDIT AND NON-AUDIT SERVICES
KPMG continues in office in accordance with the Corporations Act 2001. A copy of the 
lead auditor’s independence declaration is set out on page 127 as required under section 
307C of the Corporations Act 2001 and this forms part of the Directors’ Report.

OZ Minerals Limited, with the approval of the Audit Committee, may decide to employ the 
external auditor on assignments additional to their statutory audit duties where the auditor’s 
expertise and experience with the Consolidated Entity are important and where these 
services do not impair the external auditor’s independence.

aMoUnts Paid or PaYaBLe to the externaL aUditor (KPMg) and its netWorK firMs for 
aUdit and non-aUdit serViCes

Audit and review services

Audit and review of financial statements – Group

Total fee for audit and review services

Assurance services

Sustainability Report & NGERS assurance

Other assurance services

Total fee for audit, review and assurance services

Other services

Taxation advice and tax compliance services

Other services

Total fee for other services

Total fees

525,000

525,000

82,900

2,500

610,400

20,500

5,000

25,500

635,900

In addition to the amounts disclosed above, Cassini Resources Pty Ltd incurred $216,816 in relation to the tax compliance and 
advisory services provided by KMPG prior to the acquisition by OZ Minerals.

Following the Audit Committee’s 
consideration of KPMG providing non-audit 
services and its subsequent recommendation 
to the Board, the Board is satisfied that 
provision of the non-audit services is 
compatible with the general standard of 
independence for auditors imposed by the 
Corporations Act 2001. The directors are 
satisfied that the non-audit services provided 
by the auditor did not compromise the 
auditor independence requirements of the 
Corporations Act 2001 because:

   all non-audit services were reviewed by 
the Audit Committee to ensure they did 
not impact the integrity and objectivity  
of the external auditor; and

   none of the services undermined the 
general principles relating to auditor 
independence as set out in APES 
110 Code of Ethics for Professional 
Accountants. These include reviewing or 
auditing the auditor’s own work, acting 
in a management or a decision-making 
capacity for OZ Minerals Limited or its 
controlled entities, acting as advocate for 
the Company or jointly sharing economic 
risk and rewards.

MATTERS SUBSEQUENT TO THE 
END OF THE FINANCIAL YEAR
Since the end of the financial year, the Board 
resolved on 18 February 2021 to pay a fully-
franked dividend of 17 cents per share. The 
record date for entitlement to this dividend 
is 12 March 2021. 

OZ Minerals offers a Dividend Reinvestment 
Plan (DRP) and eligible shareholders may 
participate in the DRP in respect of all or  
part of their shareholding. A discount of 
1.5 per cent will apply to this allocation  
and there is no limit on the number of 
participating shares. Shares will be allocated 
to shareholders under the DRP for the 
2020 final dividend at an amount equal to 
the average of the daily volume weighted 
average market price of ordinary shares of 
the Company traded on the ASX over the 
period of five trading days commencing on 
11 March 2021. The last date for receipt 
of election notices for the DRP is 15 March 
2021.

The financial impact of the dividend 
amounting to $56.4 million has not been 
recognised in the Consolidated Financial 
Statements for the year ended 31 December 
2020 and will be recognised in subsequent 
consolidated financial statements.

34

CORPORATE GOVERNANCE 
STATEMENT
The Board is committed to achieving and 
demonstrating the highest standards of 
corporate governance. The Board continues 
to refine and improve the governance 
framework and has practices in place 
to ensure they meet the interests of 
shareholders.

The Company complies with the  
ASX Corporate Governance Council’s 
Corporate Governance Principles and 
Recommendations 4th Edition (the  
ASX Principles).

OZ Minerals’ Corporate Governance 
Statement, which summarises the 
Company’s corporate governance practices 
and incorporates the disclosures required 
by the ASX Principles, can be viewed 
at ozminerals.com/about/corporate-
governance/corporate-governance-
statement.

Signed in accordance with a resolution  
of the directors.

Rebecca McGrath  
Chairman

18 February 2021

Andrew Cole  
Managing Director and CEO 

18 February 2021

Subsequent to 31 December 2020, the 
Board of Directors approved the Block Cave 
Expansion, which will unlock Carrapateena’s 
potential to be a multi-generational, 
lowest quartile cash cost producing 
province, bringing long term value to our 
Stakeholders. The Board of Directors has 
also resolved to pay a final dividend for 
the 2020 financial year, as discussed in 
Note 4. There were no other events that 
occurred subsequent to the reporting date 
which have significantly affected or may 
significantly affect the Consolidated Entity’s 
operations or results in future years.

ROUNDING OF AMOUNTS
The Company is of a kind referred to in 
ASIC Corporations Instrument 2016/191 
(Rounding in Financial/Directors’ Reports). 
Amounts in the financial statements and 
Directors’ Report have been rounded in 
accordance with the instrument to the 
nearest million dollars to one decimal place, 
or in certain cases, to the nearest dollar.  
All amounts are in Australian dollars  
unless otherwise stated.

OPERATING AND  
FINANCIAL REVIEW
Our operations are reviewed on pages  
12 to 23 and the Financial Review (page 36 
to 39) forms part of the Directors’ Report.

REMUNERATION REPORT
The Remuneration Report which has been 
audited by KPMG is set out on pages 56 to 
69 and forms part of the Directors’ Report.

BUSINESS STRATEGIES AND 
PROSPECTS FOR FUTURE 
FINANCIAL YEARS
The Operating Review on pages  
12 to 23 and the Financial Review on 
pages 36 to 39 of this document sets 
out information on OZ Minerals’ business 
strategies and prospects for future financial 
years. Information in the Operating Review 
and the Financial Review is provided to 
enable shareholders to make an informed 
assessment about the business strategies 
and prospects for future financial years of 
OZ Minerals. Information that could give  
rise to likely material detriment to  
OZ Minerals, for example, information that  
is commercially sensitive, confidential 
or could give a third party a commercial 
advantage, has not been included. Other 
than the information set out in the 
Operating Review and the Financial Review, 
information about other likely developments 
in OZ Minerals’ operations and the expected 
results of these operations in future financial 
years has not be included.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT35

3636

FINANCIAL 
REVIEW

OZ Minerals’ net profit after tax (NPAT)  
for the year was $212.6 million compared  
to $163.9 million for 2019, assisted by 
higher gold volumes accompanied by a 
stronger gold price. While the volume of 
copper sold was lower following depletion 
of the high-grade copper ore stockpiles at 
Prominent Hill, the addition of Carrapateena 
in its first year of operation, offset some of 
this reduction and contributed to the full 
year result.

While the fundamentals for copper remain 
solid, the COVID-19 pandemic induced 
economic uncertainty through the year, 
initially impacting price adversely before 
recovering towards the end of the year. The 
ensuing economic uncertainty drove a surge 
in demand for gold, beneficially impacting 
its price in a volatile market. 

OZ Minerals’ customers continued to 
operate during the year with minimal 
interruption and movement of concentrates 
remained unhindered. With limited exposure 
to the Chinese market, no disruptions were 
experienced as a result of current trade 
tensions between Australia and China.

The Company’s margin for earnings  
before interest, tax, depreciation and 
amortisation (EBITDA) remained robust  
at 45 per cent (2019: 42 per cent).

Prominent Hill once again delivered a reliable 
production and cash cost performance, 
as underground mining rates stepped up 
and higher-grade underground ore was 
supplemented with open pit ore stockpiles. 
The operation also benefitted from a positive 
reconciliation of stockpiled gold ore grades 
and better than expected metal recovery. 

At the Carrapateena mine, performance of 
the processing plant and underground mine 
exceeded original construction expectations 
and ramped up to full production within 
12 months of commissioning. Expansion 
studies beyond the initial sub-level cave 

progressed during the year, culminating in 
the Board providing its approval, following 
the end of the year, to proceed with the 
next stage for developing the larger resource 
at Carrapateena. 

The Antas mine in the Carajás Hub 
continued production through the year  
as it approaches end of mine life, while 
the Pedra Branca mine transitioned to 
operational status in the fourth quarter of 
the year as it reached the primary orebody. 

Exploration and corporate development 
expenditure decreased following the 
decision to conserve cash in response 
to the COVID-19 pandemic and access 
to exploration sites was restricted. 
Nevertheless, significant milestones were 
achieved with the completion of the West 
Musgrave PFS in February, the Carrapateena 
Expansion Pre-feasibility and Carrapateena 
Province Scoping studies in June and the 
West Musgrave PFS Update in December. 
In the second half of the year, OZ Minerals 
consolidated its ownership of the West 
Musgrave Project through the acquisition 
of Cassini Resources Limited and now fully 
owns the project.

OZ Minerals extended its revolving debt 
facility to circa $480 million in response to 
COVID-19 uncertainty, providing sufficient 
liquidity headroom for the business to 
continue operating and against which the 
balance drawn down at the end of the year 
was $100.0 million. 

As a result of strong operating cashflows in 
the second quarter, the Company concluded 
the year with a pre-debt cash balance of 
$131.7 million. During the year ongoing 
investments were made at Carrapateena, 
Prominent Hill underground and Pedra 
Branca, along with tax payments to the 
government and dividend payments to 
shareholders.

VarianCe anaLYsis – UnderLYing net Profit after tax, 31 deCeMBer 2020 CoMPared to 31 deCeMBer 2019

500

400

n
o

i
l
l
i

m
$

300

200

100

0

175.6

21.0

163.9

28.1

Increase in 
revenue due to 
sales volume:
Copper 
Gold 
Silver 
Total 

(160.1)
186.0
2.2
28.1

Increase in 
revenue due to 
sales price:
Copper 
Gold 
Silver 
Total 

82.5
86.3
6.8
175.6

99.8

251.4

80.8

Decrease in 
production costs:
Mining 
(inc. Inventory and 
NRV adjustments)
Processing 
Site Admin 
Freight 
Total 

(2.2)
(15.1)
36.3
99.8

16.3

40.7

212.6

(129.0)

Carrapateena 
production costs:
Mining 
(inc. Inventory and 
NRV adjustments)
Processing 
Site Admin 
Freight 
Total 

(66.5)
(49.6)
(6.3)
(251.4)

Underlying NPAT 
for the year ended
31 December 2019

Sales volume

Sales price

TCRC and
royalties

Production costs
Prominent Hill 
and Carajás

Production costs
Carrapateena

Other costs

Tax and
interest

Underlying NPAT 
for the year ended
31 December 2020

OZ Minerals’ financial results are reported under International Financial Reporting Standards (IFRS). This Annual and Sustainability Report includes certain non-IFRS measures including Underlying 
EBITDA and Underlying NPAT. These measures are presented to enable understanding of the underlying performance of the Consolidated Entity. Non-IFRS measures have not been subject to audit. 
Underlying EBITDA and Underlying NPAT are included in Note 1 Operating Segments, which form part of the Consolidated Financial Statements.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTOZ MINERALS 
direCtors' rePort

37

At the Carajás Hub, following completion of 
the open pit cutback in 2019, mining costs 
reduced significantly resulting in production 
costs being lower by $15.5 million. Costs 
relating to the Pedra Branca project were 
capitalised through until the end of October 
in line with its development schedule. 

A positive net realisable value (NRV) 
adjustment of $66.5 million was recognised 
in relation to inventory, which also included 
a write down of obsolescent stores and 
ore. This compared to an NRV write up of 
$27.8 million in the comparative period. 
The write up of NRV during the year was 
mainly due to assumed gold price and earlier 
anticipated processing of ore stockpiles.

EXPLORATION AND CORPORATE 
DEVELOPMENT EXPENDITURE
Exploration and corporate development 
expenditure of $50.5 million was 
incurred during the year to progress the 
Carrapateena expansion study; drilling and 
development studies in the Carajás and 
Gurupi provinces; and other exploration 
earn-in arrangements in the growth 
pipeline. Key spend areas included:

   Carrapateena expansion $16.9 million
   Carajás and Gurupi study costs and 

exploration $9.9 million

   other exploration and development 

expenditure $23.7 million.

OTHER EXPENDITURE
Corporate general and administration 
costs of $56.0 million were largely related 
to direct corporate activities. The increase 
of $5.8 million over the comparative 
period was mainly due to an increase in 
depreciation and amortisation following 
a review of information technology assets 
which have a relatively shorter useful life. 
A provision for potential one-off legal costs 
was also recorded.

The income tax expense of $83.2 million 
was $18.5 million higher than the previous 
year as a result of the higher profit and 
partly offset by the benefit of restricted prior 
year tax losses recognised during the year.

Finance expense of $27.1 million was  
$22.2 million higher than the previous year 
with debt facility charges and lease finance 
expenses also being recognised under  
AASB 16 Leases.

REVENUE
Gross revenue of $1,377.8 million  
was higher than the previous year by  
$203.8 million, mainly due to a higher 
volume of gold sales, which more than 
offset a reduction in copper sales during the 
year. The volume of contained copper sold 
during the year was circa 19,000 tonnes 
lower while contained gold sold was circa 
101,000 ounces higher. The realised $A 
copper price was 11 per cent higher than 
in the comparative period while the net $A 
gold price was 20 per cent higher. Revenue 
includes $92.7 million in realised losses on 
gold hedges. The net proceeds from the sale 
of concentrate attributable to ore mined 
during development of the underground 
mine at Carrapateena of $37.2 million and 
Pedra Branca of $5.8 million was recorded 
as a reduction against the previously 
capitalised costs of developing each  
mine and not recognised in revenue.

REALISATION COSTS
Treatment charges and refining costs 
(TCRCs) were $31.1 million lower as a 
result of improved trading terms and lower 
refining charges in the global market.

Royalty expense increased by $10.1 million 
due to the increase in net revenue, partially 
offset by a lower state royalty rate applicable 
to Carrapateena for the first five years.

PRODUCTION COSTS
Total production costs of concentrate 
sold were $151.6 million higher than the 
comparative period mainly due to the 
inclusion of Carrapateena which added 
$251.4 million to production costs following 
first saleable concentrate production 
towards the end of 2019. This was partially 
offset by a reduction of $99.8 million 
predominantly at Prominent Hill.  

Lower processing volumes year on year 
contributed to production costs for 
Prominent Hill being $73.3 million lower 
than the comparative period, despite offsets 
from a higher proportion of underground 
ore and an increase in power infrastructure 
costs following the activation of the new 
power line in the last quarter of the year. 
While continued processing of open pit 
ore stockpiles to supplement high grade 
underground ore contributed to a lower 
cash cost outcome for the mine, the cost  
of ore inventories processed from stockpiles 
was included within total production costs.

During the year, costs attributable to the 
processing of ore extracted during the 
development of the Carrapateena and Pedra 
Branca mines were capitalised. Following the 
commencement of operations, production 
costs were subsequently recognised within 
the Income Statement. 

38

Cash BaLanCe and Cash fLoW

n
o

i
l
l
i

m
$

700

600

500

400

300

200

100

0

550.4

520.2

134.0

28.4

4.1

131.7

Opening 
1 January 2020
cash balance

Operating
activities

Investing
activities

Financing
activities

Effect of 
exchange rate
changes

Closing
31 December 2020
cash balance

OPERATING CASH FLOWS
Operating cash flows of $550.4 million  
for the year were $39.8 million higher  
than in 2019 mainly due to higher receipts 
from customers from higher revenues 
and lower payments for exploration and 
corporate development activities.  
Customer receipts during the year were 
higher by $113.1 million with higher  
gold volumes and price driving revenue. 
Payments to suppliers and employees  
were $589.2 million for the year,  
$96.5 million higher than in 2019 with 
the inclusion of operating costs relating 
to Carrapateena production. Payments for 
exploration and corporate development 
expenditure decreased by $49.4 million 
reflecting the impact of reduced activity 
following access restrictions due to the 
COVID-19 pandemic. PAYG tax payments  
of $43.8 million were in line with the 
previous year.

Financing costs included in operating 
cashflow increased during the year by  
$20.7 million because of debt servicing 
facility commitment fees and interest 
charges which were incurred following the 
extension of the revolving debt facility and 
draw down of debt during the year.

INVESTING CASH FLOWS
Net investing cash flows of $520.2 million 
were attributable to development costs at 
Carrapateena, property, plant, equipment 
and mine development at Prominent Hill  
and the Carajás, and study costs associated 
with the West Musgrave Project. These 
cashflows were partially offset by net 
proceeds from the sale of concentrate 
attributable to ore mined during the 
development of Carrapateena and Pedra 
Branca. The payments incurred related to:

   capitalised Carrapateena development 
costs of $392.6 million, including net 
proceeds from the sale of concentrate  
of $37.2 million

   Prominent Hill mine development  

costs $43.3 million

   site sustaining capital expenditure  

$31.9 million

   Carajás capital expenditure $32.6 million 

including Pedra Branca mine development 
expenditure of $22.2 million and net 
proceeds from sale of concentrate of  
$5.8 million

   West Musgrave capitalised exploration 

and evaluation costs $16.2 million

   other capital expenditure $3.6 million.

FINANCING ACTIVITIES
Cash outflows relating to financing activities 
were $28.4 million comprising $73.2 million 
in dividend payments to shareholders,  
$55.2 million in payments to suppliers 
classified as lease payments under AASB 16 
Leases and a $100.0 million net drawdown 
of the debt facility.

Since the end of the year, the Board has 
resolved to pay a final dividend for the 2020 
financial year amounting to $56.4 million. 
This final dividend will be fully franked for 
Australian tax purposes and eligible for the 
dividend reinvestment plan.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT 
direCtors' rePort

39

BALANCE SHEET
The total equity of the Company increased by $231.5 million to $3,211.4 million. The increase resulted mainly from the year’s NPAT of 
$212.6 million and share capital issued to acquire the residual interest in the West Musgrave Project from the shareholders of Cassini 
Resources Limited. Movement in gold derivative contracts of $24.1 million, partially offset by returns to shareholders in the form of dividends 
amounting to $74.6 million and a decline in foreign currency translation reserve of $37.4 million, reduced total equity. The movement in the 
net assets of the Group since 31 December 2019 is provided below.

BaLanCe sheet

3,400

3,200

n
o

i
l
l
i

m
$

3,000

2,979.9

2.3

18.9

320.9

3.1

20.6

100.0

18.0

3,211.4

Recognition 
of bank debt 
facility.

Increase 
in Trade 
receivables 
due to the 
addition of 
Carrapateena 
revenue and 
shipment 
timing.

PP&E increase 
primarily due 
to capital 
expenditure at 
Carrapateena.

67.3

2,800

Net asset
2019

Cash

Inventory

Trade
receivables

PP&E and 
exploration
assets 

Net lease and
other assets

Trade payables

Debt facility

Tax and other
liabilities

Net assets
2020

At the end of the year, the Company held a cash balance of $131.7 million and a debt balance of $100.0 million on its credit revolver.  
The increased debt facility of circa $480.0 million provided added liquidity and flexibility during COVID-19 as well as enabled the continued 
execution of the Company’s growth Strategy. 

The reduction in the cash balance was a result of operating cash flows being offset by ongoing investment in Carrapateena, Prominent Hill, 
West Musgrave, and general Property Plant and Equipment (PP&E), as well as the payment of dividends. Inventories of $518.7 million at  
the end of the year had reduced by $18.9 million since 1 January 2020. As open pit ore from stockpiles were consumed in the production  
of concentrate, the associated costs were recognised in the income statement within inventory adjustments. 

The net NRV adjustment of $66.5 million increased the value of the remaining inventory.

Trade receivables increased due to the timing of shipments, with shipments for all three operations occurring in the second half of 
December.

PP&E and exploration assets increased during the year mainly due to capital expenditure at Carrapateena; the acquisition of the remaining 
30 per cent interest in the West Musgrave Project; capitalisation of underground development expenditure at Prominent Hill; capitalised 
West Musgrave exploration and study costs; and general sustaining capital expenditure. This was partially offset by depreciation and net 
proceeds received from the sale of concentrate attributable to ore mined during the initial development of both the Carrapateena and  
Pedra Branca mines.

Additional right-of-use (ROU) lease assets and liabilities were recognised during the year associated with the extended Prominent Hill  
mining services contract and the power infrastructure contract. The amounts are included as part of Borrowings on the balance sheet.

 
4040

OZ MINERALS 
RISK 
MANAGEMENT

OZ Minerals’ operating performance and 
financial results are subject to a wide range 
of risks. These risks comprise financial, 
market, political, social, operational, and 
environmental factors which create both 
threats and opportunities for the Company. 

The Company manages current and 
emerging risks as an integrated part of its 
operating environment to minimise adverse 
impacts and maximise beneficial outcomes. 
Through its risk management framework, 
emphasis is placed on risk-aware decision-
making practices to deliver OZ Minerals’ 
Strategy, contributing to the achievement of 
value creation for its five Stakeholder pillars. 

Risk management accountability  
and oversight is a central part of the  
OZ Minerals’ governance framework.  
The Board, its Committees and the Executive 
leadership provide oversight and monitoring 
of risk management process and practice. 
Collectively, they are responsible for ensuring 
the Company maintains an effective risk 
management standard and internal control 
environment, with risks assessed according 
to the potential impact on each stakeholder 
pillar. OZ Minerals’ corporate governance 
structure and communication channels 
enable timely responses to current and 
emerging risks.

RISK MANAGEMENT OVERSIGHT 
AND GOVERNANCE

Board 
The Board sets the Company’s risk appetite 
and oversees the management framework 
and effectiveness of the systems of internal 
control and risk management. It also reviews 
and monitors the material risks of the 
Company.  

Reporting of material risks to the Board 
includes an overview of Company risks, 
a summary of key changes to the risk 
profile, critical control updates, and the 
actions implemented to reduce the level of 
uncertainty and improve the manageability 
of risks. The Board requires the CEO and 
Executive leadership to implement a system 
of controls for identifying, assessing, 
managing, and reporting risks in line  
with the risk management framework.

Board Committees
The Audit, Sustainability, and People & 
Remuneration Committees review risk 
management reports covering risks, controls, 
and actions to manage risks to the business 
within their respective remits.

The Audit Committee assists the Board in 
the effective discharge of its responsibilities 
in relation to financial reporting, audit, 
disclosure processes, internal financial 
controls, cyber and digital risk, funding 
and financial risk management (including 
internal and external audit functions).

The Sustainability Committee assists the 
Board in the effective discharge of its 
responsibilities in relation to safety, health, 
environment, and community (SHE&C), 
and oversight of the risks relating to those 
matters. This includes risks relating to 
climate change, cultural heritage, human 
rights including modern slavery, sovereign 
jurisdictions, compliance with legislation, 
regulation, and any litigation activities.

The People & Remuneration Committee 
assists the Board in discharging its 
responsibilities in relation to people 
and remuneration including oversight 
of risks related to people performance 
management, Company culture, succession 
planning, capacity and capability, and 
inclusion and diversity.

The Board retains direct accountability and 
oversight of all material risks including those 
outside the Board Committees’ remits. 
These include risks relating to mergers 
and acquisitions, the Company’s growth 
Strategy, sovereign uncertainty, Mineral 
Resource and Ore Reserve estimates,  
macro-economic and market-related risks.

Executive Leadership
The Executive Leadership Team (ELT) is  
responsible for the effective implementation 
of the risk management framework and 
system of control for identifying, assessing, 
managing, and reporting risk across the 
Company. The ELT reviews, and the CEO 
approves, the risk profile for the organisation 
and ensures Assets and Corporate Functions 
embed risk management process and 
practice into everyday business systems  
and processes.

Corporate Risk Function
The Corporate Risk Function supports  
and coordinates the implementation  
of the risk management framework,  
ensures risk management is embedded  
into core business processes, and builds  
risk management capability and a  
risk-aware culture across the business.  
The Corporate Risk Function oversees  
OZ Minerals’ Risk Management Framework 
and develops, governs, supports, and 
reports on the effective implementation  
of risk management to the ELT, the Board, 
and its Committees.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTOZ MINERALSdireCtors' rePort

41

OZ Minerals operates a four-level line of defense risk management  
governance model:

4

3

2

1

External Audits

Statutory and Regulatory Audits 

conducted by third parties

Independent Internal Audits

Internal Audits conducted in accordance 
with an approved Internal Audit Plan

Enable and Monitor

Asset and Corporate Function Leads 

validate first line activities to assure 

risks are managed effectively   

Identify and Implement

Risk and Control Owners apply Global 
Process and Performance Standards to 
identify risks, implement controls 
and verify control effectiveness

  The first line of defence  
– Identify and Implement
Global Process Standards define the 
approval escalations between the Board, 
CEO, Assets and Corporate Functions 
based on risk. The Risk Management 
Process Standard outlines the mandated 
process for escalation and the roles 
of organisational authority levels in 
risk reduction. Risk responsibility for 
identifying, assessing, managing, and 
reporting resides with all employees who 
are responsible for considering risks when 
making key decisions, implementing 
controls and monitoring risks during  
their activities.

  The second line of defence  
– Enable and Monitor

The senior leadership of the Assets and 
Corporate Functions ensure compliance 
with the minimum controls in OZ Minerals’ 
Global Performance and Process Standards 
and provide subject matter expertise and 
insights to support the delivery of the 
standards.

  The third line of defence  
– Independent Internal Audits

All Global Process and Performance 
Standards are subject to the Audit and 
Assurance Process Standard, where 
compliance against the Standard and 
opportunities for improvement are 
monitored by the Corporate Audit 
Function in addition to the self-assurance 
activities undertaken by the Assets and 
Corporate Functions themselves. The 
Internal Audit and Assurance Function 
provides independent assurance over 
the governance, compliance and internal 
control system and processes across the 
business.

  The fourth line of defence  
– External Audits

External Audit provides an independent 
assurance that the internal control system 
is adequate, and that OZ Minerals’ 
operations comply with the minimum 
requirements of relevant regulatory, 
legislative, and associated standards.

Managing risk 
Our risk framework commits us to managing 
risks in a proactive and effective manner.

Effective risk management requires the 
identification and assessment of the 
risks that matter most in achieving the 
Company’s strategic objectives, so resources 
can be prioritised in the most efficient and 
effective way. 

Material risks are managed in the context  
of supporting the successful delivery of  
OZ Minerals’ Strategy. Risks are initially 
assessed to determine their Highest 
Credible Impact (HCI) without critical 
controls, through the lens of OZ Minerals’ 
Stakeholder Value Creation, using Impact 

Assessment criteria. The effectiveness of 
current critical controls – to prevent threats, 
enable opportunities and respond to HCIs 
– are assessed to determine the Current 
Residual Risk Rating.

Where controls for a risk are assessed as 
requiring improvement, management plans 
are developed and implemented to improve 
those controls and to ultimately achieve a 
Target Residual Risk Rating – moving the 
risk to a ‘Well Controlled’ status. Current 
material risks are required to be reviewed 
every six months at a minimum to determine 
whether our exposure to the risk continues 
to remain within our risk appetite.

42

Risk movements
Changes in geopolitics, macroeconomics, 
the impact of COVID-19, an enhanced ESG 
focus, and the continued evolution of our 
risk management processes themselves have 
changed our material risks since 2019.

In particular, we continue to consider the 
implications of the COVID-19 pandemic 
on our business, including assessing its 
potential short and long-term effect on 
the Company’s risk profile, heightening a 
number of the risks listed on the following 
pages. These include supply-chain 
interruptions, mobility, workforce flexibility, 
the commodity market cycle, resource 
nationalism, trade flow impacts, and the 
resilience of global financial markets to 
support recovery outcomes. Each of these 
could materially affect our communities, 
suppliers, shareholders, governments,  
and employees, impacting our ability to 
create value.

Company risk categories  
and material risks
The allocation of our material risks against 
the Company’s primary risk categories is 
shown in the table on the following page, 
with further analysis described in the 
subsequent risk descriptions. 

In identifying our material risks, we have 
considered the likelihood and potential 
impact of the related events. Key changes 
to our inherent material risks, primarily due 
to the external environment and ongoing 
global political instability, are presented 
within the table. Changes are determined 
based on the inherent risks before the 
application of controls and response plans 
to reflect these uncertainties. Company 
strategic controls and actions to prevent, 
reduce, or mitigate downside risk events 
and increase the likelihood of opportunities 
being realised are provided against each  
risk item. 

Our process for identifying, assessing, 
managing, and reporting material risks is 
designed to manage opportunities that 
facilitate or exceed, and threats that may 
hinder, the achievement of the Company’s 
Strategy and, where appropriate, to accept 
a degree of risk to create value for key 
stakeholders. We have an enterprise-wide 
digital risk management information system 
where all material risks, controls and actions 
are documented and kept current for 
managing and reporting purposes.

The Board and Committees review and 
consider the Company’s risk profile, 
including strategic, operational, new, and 
emerging risks based on the monthly, 
quarterly, and annual material risk reports. 
The reports include an overview of the risk 
profile, summary of material changes to the 
profile, key risks in focus, and updates on 
emerging Company and sector risk themes.

The ELT reviews, and the CEO approves, 
new (or changes to) material risks, a process 
facilitated by the enterprise-wide digital 
risk management information system. On a 
regular basis, members of the ELT deep dive 
into selected topical material risks with risk 
owners to validate the adequacy of critical 
controls and to continue elevating our risk 
maturity journey. 

Emerging risks and uncertainties
There remain significant implications for 
the Company that arise from periodic 
and sometimes ever-growing geopolitical 
tensions impacting market sentiment. 
Examples include rising trade tensions 
between nations, geopolitical friction, and 
the potential for the COVID-19 pandemic 
to slow global growth and impact demand 
for our products. Additionally, there is a 
continuing focus on resource nationalism. 
This has the potential to adversely affect 
Company earnings and value creation for 
other stakeholders. 

During the year, we again saw a rise 
in societal expectations regarding the 
potential impact of the mining sector, 
including our business, on the local 
economy, communities, and environment. 
There has also been an increase in focus 
by investment firms on environmental, 
social and governance (ESG) issues when 
reviewing their investment criteria. Risk 
management, including on ESG issues, has 
formed part of our governance framework, 
strategic thinking, and investment decision 
criteria throughout the year. We continue to 
enhance our monitoring and management 
of greenhouse gas (GHG) emissions, water 
and land use, waste, and rehabilitation.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTdireCtors' rePort

43

CHANGES TO OUR 
MATERIAL RISKS IN 
FY2020

No material movements

Removed/managed threat

Increased threat

Increased opportunity

Decreased threat

Detailed information for risks in bold is 
provided in the section below, either at 
risk category level where consolidation 
is deemed appropriate or at the 
individual risk level.

Company Material 
Risk Categories

Company Material Risks  
(Threat and Opportunity focused)

Strategy

Merger, acquisition 
and divestment

Expansion, project 
execution and 
delivery 

Innovation  
and Strategy

Single material 
operating asset

Climate change 
and environment

Climate change 
and emissions 

Closure and 
rehabilitation

Water and waste 
management 

Biodiversity 
management 

Community and 
human rights

Social performance 

Cultural  
heritage sites

Human rights,  
ethics and security 

Governance 
and stakeholder 
relations

Geopolitics 
and trade 
protectionism

Regulatory, 
regulation and 
compliance

Resource nationalism

Production  
and operations

Geotechnical

Third party 
performance

Asset 
infrastructure 
integrity

Operational 
productivity

Commercial  
and market

Commodity  
market cycle

Inbound  
supply chain

Product 
transportation

Concentrate 
quality

Electricity  
supply

Financial

Liquidity

Balance  
sheet

Exploration  
and resource

Exploration and 
joint-venture 
performance

Mineral reserve 
reporting

Mineral resource 
estimation

People  
and culture

Culture and 
performance

Attract and retain 
key talent

Inclusion  
and diversity

Capability  
and capacity

Health  
and safety

Occupational and 
process health  
and safety 

Tailings storage 
facilities

Aviation

Mental and  
physical health

Technology

Cybersecurity and 
data security

ICT/OT system 
Services

44

Key Risks

Strategy

Potential Impacts

Strategic Controls and Responses

FY2020 Trend Analysis

Merger, acquisition, and divestment

   Stakeholder support  

   A robust framework to deliver value through  

and relations

mergers, acquisitions and divestments.

Threat: Ability to create value for key stakeholders 
by successfully executing mergers, acquisitions and 
divestments may vary and could result in value 
destruction by realising less than the fair value 
for divestment or paying more than fair value for 
acquisitions.

Opportunity: Ability to successfully acquire and 
integrate businesses on favourable terms provides 
sustainable future cash flow and future growth 
optionality.

   Company reputation
   Liquidity and financial 

performance

   Growth

Project development, execution, and delivery

Threat: The Company’s ability to deliver projects 
successfully and safely may vary due to changes  
in technical requirements, or through commercial  
or economic assumptions proving inaccurate  
through the execution phase.

Opportunity: An ability to develop projects  
safely, on time, and within budget enhances 
the Company’s reputation, demonstrate social 
performance, stakeholder confidence, and increases 
cash flow and returns to all stakeholders.

   Growth, liquidity,  
and asset value

   Stakeholder support  

and relations

   Company reputation
   Financial and operational 

performance

   Employee health  

and safety

Innovation and Strategy delivery acceleration

   Financial and operational 

Opportunity: The ability to establish aspirations that 
seek to identify ways to accelerate the delivery of  
Company strategic objectives and stretch the 
Company to realise full competitive advantage  
from its Strategy elements.

performance

   Company reputation
   Stakeholder support  

and relations

   Liquidity, growth,  
and asset value

There are no changes 
identified that are 
expected to materially 
change OZ Minerals’ 
exposure in this area.

The Carrapateena 
project was successfully 
delivered and ramped-
up ahead of schedule 
despite the challenges 
of the COVID-19 
pandemic.

Global disruption 
due to the COVID-19 
pandemic presented an 
opportunity to identify 
ways to accelerate our 
strategic objectives and 
be a Modern Mining 
Company.

   Mergers, Acquisitions and Divestments Process 

Standard. 

   Third party due diligence and assurance review 

processes where necessary.

   Segregated approach to identification and subsequent 
review of potential transactions and projects to ensure 
appropriate governance is applied over the assessment 
of financial risk and returns.

   Post investment reviews and key learnings embedded 

into future initiatives.

   Maintain internal management team and skillsets.
   Internal and independent external review of the 

engineering, technical, and financial scope definitions, 
and other assumptions.

   Third-party due diligence and assurance as part  

of its engagement.

   Project approval, monitoring and progress status 

evaluation are performed in line with OZ Minerals’ 
project governance framework through the Global 
Process and Performance Standards. 

   Maintain strong focus on contractor management.
   Project optimisation and acceleration management 

strategies. 

   Maintain internal management team and skillsets.
   Project Beyond established as a dedicated project to 
drive acceleration through prioritisation, stretch and 
challenge of ideas gathered from across the Company.

   Risk-based Company Strategy review and integrated 

decision making. 

   Innovation and Change Process Standard ensures a 
process for advancing and embracing change and 
works proactively to evolve, create, and transform 
through idea generation, creating value.

   Leverage internal and external partners to enable  
value creation and broad collaboration to adopt 
successful ideas.

Climate Change and Environment

Climate change and emissions 

Threat: The ability to prepare for and manage 
potential physical impacts (acute and chronic)  
such as increased extreme weather events and 
transition impacts including increased regulation, 
market shifts or changes to technology and  
energy sources.

Opportunity: Climate change has the potential  
to be a catalyst for growth in low-carbon industries 
and technologies that require copper, resulting in 
upward pressure on copper prices. Less emissions-
intensive product can increase demand and access  
to new markets.

   Capital and Operating costs
   Financial and operational 

performance

   Stakeholder support
   Company reputation

   Focusing on reducing operational emissions by investing 

in low emission technologies and incorporating 
emissions into commercial decisions whilst working 
collaboratively with others to identify improvements. 
Partnering with suppliers and contractors to reduce 
emissions across the value chain. 

   Enhancing our resilience to physical climate impacts 

by assessing asset operational resilience. We consider 
climate risks over the life of our operations; from the 
way we design and develop new projects through to 
closure and beyond.

   Reducing the energy and water intensity of our 

operations, developing innovative practices in relation 
to chemical processing and increasing efficiency of 
transportation and processing activities.

Regulatory, community 
and investor standards 
and expectations in 
relation to climate 
change continue to 
increase including 
greater scrutiny of 
resilience to potential 
physical impacts of 
climate change and 
expectations for 
companies to reduce 
emissions in line with 
global efforts.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTdireCtors' rePort

45

Key Risks

Potential Impacts

Strategic Controls and Responses

FY2020 Trend Analysis

   Social performance  

and stakeholder value
   Operational and financial 

   Operational monitoring program including groundwater, 

cultural heritage sites and flora and fauna habitats.
   Complying with the South Australian Government’s 

Environment, closure, and rehabilitation 

Threat: Ability to close operations and rehabilitate 
affected areas at the conclusion of mining and 
processing activities in line with regulatory 
requirements. Failure to manage our environmental, 
closure, rehabilitation, biodiversity, and water risks 
could have a significant impact on our performance 
and relationships with stakeholders.

Opportunity: Excellent performance on mine closure, 
rehabilitation and legacy management of closed sites 
can enhance OZ Minerals’ reputation and enable 
the Company to gain and maintain access to land, 
resources, a skilled workforce, and external funding.

performance

   Stakeholder support  

and relations

   Company reputation
   License to operate  

and growth

   Government and 
environment

Community and Human Rights

Social performance and cultural heritage sites

Threat: The Company or its partners performance  
may directly, indirectly or cumulatively adversely 
impact the social, economic, and cultural values of 
stakeholders and communities. This can affect our 
relationships with, or be viewed negatively by,  
our key Stakeholders. 

Opportunity: superior social performance

Ability to partner with key Stakeholders to co-develop 
specific and fit for purpose processes based on Free, 
Prior and Informed Consent that drives value creation 
for both the business and communities.

   Stable and secure land tenure
   Stakeholder support and 
Company reputation
   Future project approvals  

and growth strategy
   Regulatory compliance

There are no changes 
identified for these 
risks that are expected 
to materially change 
OZ Minerals’ level of 
exposure.

Significant external 
attention drawn to 
cultural heritage 
management and 
practices.

The COVID-19 
pandemic has increased 
exposure and impacts 
associated with pre-
existing factors that 
affect communities 
and society such as 
inadequate community 
services and community 
health and safety.

Program for Environmental Protection and 
Rehabilitation (PEPR) to address mine closure 
requirements in line with the Department for Energy 
and Mining.

   Complying with the Brazil National Mining Agency, 

and the Environmental Agency of Para State (SEMAS) 
regulations to address mine closure requirements.

   Independent review of mine closure estimates.
   Estimates of mine closure costs are reflected in 

accordance with AASB 137 Provisions, Contingent 
Liabilities, and Contingent Assets as provisions in  
the financial statements.

   Report annually environmental performance on 
emissions and energy, water and land use and 
rehabilitation.

   Social Performance Standards which set out the 

minimum standards for Assets.

   Cultural Heritage management plans are co-designed 

and endorsed by both organisations.

   Management Plans are prepared by or in consultation 
with a trained, qualified, and experienced person  
with the relevant knowledge and technical skills to 
identify and address the relevant threats associated 
with the activity. 

   Cultural Heritage Management – define and assign 
accountabilities, including executive signoff, to  
ensure no unauthorised disturbance occurs. 

   Local level Agreements are developed and operated 
in line with the principles of Free, Prior, and Informed 
Consent. 

   Partnering Agreements with Land Connected and 

Indigenous Peoples. 

   Cultural Heritage surveys undertaken prior to any  

land disturbance activities.

   Cross cultural awareness and training is provided  

to key employees.

   Geographic Information System heritage database.
   Supplier and partners flow down provisions and due 

diligence processes. 

   Department of Defence Deed and arrangements.

Key

No material movements

Increased threat

Increased opportunity

Removed/managed threat

Decreased threat

46

Key Risks

Potential Impacts

Strategic Controls and Responses

FY2020 Trend Analysis

Governance and Relations

Geopolitical stability

Threat: Political uncertainty, trade protectionism, 
increase in stakeholder expectations, and changes  
in relations between countries in which we operate,  
or where our customers or supplies operate, can 
impact our ability to access resources and markets 
needed to achieve our Strategy.

Regulatory, regulation & compliance

Threat: The Company’s activities by employees, 
directors or partners could result in actual or  
perceived breaches of legal, regulatory, ethical,  
or human rights compliance obligations or 
inappropriate business conduct.

Opportunity: Complying with laws and regulations 
and maintaining a high ethical and social performance 
standard enables OZ Minerals to gain and maintain 
access to resources, expand provinces, investment 
opportunities and create value for our Stakeholders.

Production and Operations

Geotechnical and underground wall stability

Threat: The underground mining operations are 
subject to geotechnical uncertainty, adverse ground 
conditions, decline/mine collapse, cave-ins, rock falls, 
fire, and uncontrolled explosion incidents. 

Production and Operations

Third Party Performance

Threat: Contractors, suppliers, and strategic 
partnerships play a significant role in delivering the 
Company’s growth, production, cash and market 
positioning and a failure to perform under existing 
contracts or obligations may lead to adverse impacts.

Opportunity: A strategic partnership offers 
opportunities to access resources, increase  
stakeholder support and reduce operational risks.

   Potential impact of the 

   Diversified customers and markets to reduce exposure 

supply, demand and price of 
our products and therefore 
financial performance
   Inbound and outbound 
supply chain disruption
   Inability to access resources 

and markets

   Group reputation
   Future financial performance
   Stakeholder support

to geopolitical and macroeconomics shifts.

   De-risk key supply chains through local and global 

diversification.

   Actively monitor geopolitical and macroeconomics 

developments and trends.

   Regularly assess our ability to access customers  

and suppliers. 

   Monitor the socio-political environment in which  
we operate and the stakeholders that influence  
that environment.

   Governance framework provides minimum requirements 

to comply with laws and legislation.

   Modern slavery, anti-bribery and corruption, continuous 

disclosure, and Code of Conduct training and 
awareness.

   Contractor due diligence.
   OZ Minerals employees, contractors, and partners 
operate in compliance with the HWWT Principles, 
Policies, Global Process and Performance Standards.

   Track and monitor key changes to legislation and 
regulations and respond to new requirements.

   Whistleblower process standard and reporting services, 

supported by incident reporting and investigation.

   Employees and family 

members
   Communities 
   Government and 
environment
   Group reputation
   Financial Performance  

and Asset value

   Suppliers and customers

   Trigger action response plans to maintain the stability 

of the underground and open pit walls.

   Geotechnical monitoring and inspection programs.
   Periodic Independent geotechnical review and 

assurance.

   Emergency response plans and underground  

emergency facilities.

   Trained, skilled and experienced personnel.
   Regular inspection, reviews and monitoring  
of the underground and ground conditions.

   Employees and their  

family members

   Operational and financial 

   Partner, contractor and supplier due diligence,  
selection criteria and partnering framework.
   Collaborative and integrated partnership with  

performance

   Group, partners, and  
supplier reputation
   Stakeholder support  

and relations

key contractors and partners.

   Competitive procurement processes and embedded 
performance structures in contracts that delivers the 
highest value for Stakeholders.

   Governance framework, performance standards and 
HWWT principles for assets, partners, or contractors.

   Regular performance reviews against plans and 
implementation of improvement actions and 
opportunities.

   Periodic global supply chain review.

The trend has increased 
due to changes in 
relationships and 
increased strategic 
competition at 
international 
level, a decline in 
multilateralism, 
market volatility and 
geopolitical tensions.

There are no changes 
identified that are 
expected to materially 
change OZ Minerals’ 
level of exposure. 

The exposure increased 
due to underground 
mining operations 
ramp-up, but internal 
controls have been 
implemented to 
mitigate the risk.

There are no changes 
identified that are 
expected to materially 
change OZ Minerals’ 
level of exposure.

Commercial and Market

Commodity Market Cycle

Opportunity: An increase in demand for emission free 
energy, commodity prices and/or favourable foreign 
exchange rate movements generates positive cash 
flow and strengthens the Company’s liquidity position, 
enabling the Company to pursue value creation 
growth options and/or increase Stakeholder support.

Threat: Commodity prices are driven by global market 
demand and supply. A decrease in commodity prices 
will reduce cash flow, profitability, and impact directly 
or indirectly on all Stakeholders.

   Cash flow, profitability,  

and liquidity
   Access to capital
   Investment and/or  

growth opportunities

   Group reputation
   Stakeholder support  

and relations

   Diversified customers and markets.
   Group liquidity and credit management strategy.
   Actively monitor, markets and macroeconomics 

developments and trends to inform our forecasting 
assumptions.

The increasing demand 
for emission-free 
energy may increase 
the demand for copper.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTdireCtors' rePort

47

Key Risks

Potential Impacts

Strategic Controls and Responses

FY2020 Trend Analysis

Supply chain and concentrate quality

   Liquidity and financial 

   Customised solutions developed in partnership with 

Threat: A global economic slowdown, change  
in policy, supply chain disruption, trade, and  
port restrictions, concentrate grade, and impurities 
could result in a slowdown in demand for our 
products and reduced earnings and cash flow.

performance

   Operational performance
   Stakeholder support
   Company reputation
   Partner relations
   Employees

   Operational and Financial 

performance

   Health and safety  
and environment
   Stakeholder support  

and relations

   Company and partner 

reputation

   Future financial performance
   Solvency and liquidity
   Group reputation

Security of electricity supply

Threat: A significant electricity supply failure can lead 
to operational and commercial disruption, health  
and safety incidents and environmental damage.

Financial

Balance sheet and liquidity 

Threat: The Company’s ability to refinance and 
attract sufficient new capital to fund current and 
future operations and growth through an economic 
downturn could be compromised by a weak  
balance sheet.

Opportunity: Strong internal capital management 
and favourable market conditions could increase 
liquidity, balance sheet strength, and allow the Group 
to pursue investment growth opportunities, pay debts 
and/or increase total shareholder returns.

customers which matches smelter demand, concentrate 
grade and timing, along with a range of controls to 
manage impurity levels.

   Ore and concentrate blending and additional flotation 

treatment in the processing plant.

   Diversified customer portfolio to mitigate against the 

risk of regulatory changes to importation requirements.

   Monitor market conditions and regulatory changes.
   Maintain technology ‘know-how’ in relation to 

concentrate treatment plant technology. 

   South Australia energy strategy for Gawler Craton 
aligned with business strategy and demand. This is 
focused on four key elements: distribution, generation, 
procurement, and demand management.

   Electricity supply contract management including  
both securing and extending distribution options.

   Manage debt maturities to spread repayment  

and minimise refinancing risk.

   Credit exposure management to ensure the Group 
capital structure is not compromised if a finance 
counterparty fails to perform its financial obligation.

   Clear business strategy, capital discipline, and a 

conservative capital structure encourage lenders and 
shareholders to continue investing in the business  
and to attract new capital on attractive terms and  
at competitive pricing.

Exploration and Resource

Exploration, Resource and Ore Reserves

   Future financial operational 

performance
   Group reputation

Threat: The threat that new information on resource 
and reserves come to light means that the economic 
viability of some Ore Reserves and mine plans may be 
estimated downwards. 

Also, the inability to discover new resources or 
projects could undermine the future growth pipeline.

Opportunity: The discovery of a new viable orebody 
can significantly improve future growth options. In 
addition, the economic viability of some Ore Reserves 
and mine plans can be restated upwards.

   Comply with Joint Ore Reserves Committee (JORC) 
guidelines and in some instances verification by 
independent mining experts.

   Retain skilled and experienced exploration  

and evaluation personnel.

   Review of estimates by a committee of peers  

to challenge the applied assumptions.

   Production plan based on published reserves  

and resources.

   Develop, leverage, and manage third party partnership 
and utilise new technologies where appropriate for 
exploration and evaluation of reserves/resources.

Geopolitical and 
macroeconomic 
developments and 
impacts from the 
COVID-19 pandemic 
increased commodity 
price uncertainty 
and supply chain 
disruption.

The Hill to Hill power 
project was energised 
in October 2020, 
securing and extending 
distribution options 
within the South 
Australian operating 
region. 

The Company 
strengthened its 
Balance Sheet, 
refinanced and 
increased its 
debt facility and 
implemented further 
liquidity measures 
to mitigate the 
potential for adverse 
changes and optimise 
opportunities from the 
macroeconomic cycle.

The current operating 
environment caused by 
COVID-19 has affected 
the ability to undertake 
field-based exploration 
activities.

The potential Prominent 
Hill underground 
expansion may provide 
an opportunity.

Key

No material movements

Increased threat

Increased opportunity

Removed/managed threat

Decreased threat

48

Key Risks

People and Culture

Culture excellence

Opportunity: The ability to maintain the systems, 
symbols and behaviours that drive an agile, 
innovative, and inclusive culture that embraces 
diversity of thought.

Attracting and retaining talent and capability

Threat: The inability to attract and retain the  
best talent to deliver the Company Strategy.

Health and Safety

Health and Safety

Threat: Occupational, process, aviation, heavy and 
light vehicle interactions and other operational 
risks including an underground explosion or fire, 
geotechnical failure or underground hazardous 
environment pose significant health and safety  
risks to employees, partners, and community  
including loss of life. 

Opportunity: Consistently exceeding or meeting  
our health and safety commitments can enhance  
the Company’s reputation and working relations 
across all our Stakeholders and contributes to 
sustainable growth.

Tailings Storage Facilities (TSF) and Assets’ 
infrastructure integrity

Threat: The collapse of a TSF or other critical 
infrastructure has the potential for creating an 
extreme impact to all Stakeholders and to the 
sustainability of the Asset.

Technology

Cyber security and data governance

Threat: Ability to access, manage and maintain 
systems and respond to major incidents including  
data loss, cyber security attacks or breaches to 
information system or data privacy.

Potential Impacts

Strategic Controls and Responses

FY2020 Trend Analysis

   Operational performance
   Financial performance
   Stakeholder support  

and relations

   Corporate knowledge  

and experience

   Company reputation

   Health and safety
   Social performance
   Group reputation
   Future financial performance
   Stakeholder support

   A strategic workforce planning approach across  
all operations to identify and manage current and 
future workforce requirements.

   An inclusive culture that enables both cognitive  

and demographic diversity and the innovation that 
comes with it.

   A strong and purpose-driven Employee Value 
Proposition to attract and retain the best.

   Agile performance management processes that 
promote a culture of continuous development.

   Professional and leadership development to enable  
our people to do the best work of their careers.
   Modern, flexible working arrangements that reflect  
the future nature of work and promote wellbeing.
   Regular employee engagement pulse checks and  

an ongoing focus on culture.

   Partnering with contractors and actively building  

a shared health and safety culture. 

   Focus on elimination of drivers of health and safety 
incidents through implementation of a program to 
verify key controls.

   Regularly review and audit health and safety  
processes to improve control effectiveness.

   Fostering a culture of reporting, investigating, and 
sharing learnings from health and safety incidents.
   Monitoring weekly health and safety performance. 
   Maintaining clear company performance standards, 

including health, safety, and aviation. 

   Complying with applicable local laws and regulations 

on health and safety.

   Employees and family 

   Designing, constructing, maintaining, and monitoring 

members

TSF and critical infrastructure and equipment. 

   Communities and  
license to operate
   Government and 
environment
   Group reputation
   Financial Performance  

and Asset value

   Suppliers and customers

   Independent TSF audits, reviews and inspection against 
standards and the Australian National Committee of 
Large Dams (ANCOLD) guidelines.

   Periodic reviews of and revisions to management plans 
and TSF manuals against operating specifications and 
applicable standards/codes or guidelines.

   Critical infrastructure and equipment maintenance 

strategies and programs.

   Skilled and experienced personnel.

   ICT data security Process Standard.
   Cyber security awareness and training program.
   Security assessment and monitoring.
   Crisis management plans and response.
   Physical and system access controls. 
   Business continuity and disaster recovery plans.

   Stakeholder support  

and relations

   Operational or commercial 

disruption

   Disclosure of commercial  
or personal information

   Corruption or loss of  

system data

   Health and safety incidents 
caused by system failure
   Loss of broader community 

confidence
   Financial losses
   Group reputational damage

The Company’s cultural 
excellence increased 
as it continued to 
embed the HWWT 
principles that drive an 
agile, innovative, and 
inclusive culture and 
enable diversity  
of thought.

Notwithstanding our 
efforts and the efforts 
of local and national 
governments where we 
operate, the COVID-19 
pandemic has 
impacted some local 
communities, increasing 
the risk to the health, 
safety, and wellbeing of 
our workforce.

There are no changes 
identified that are 
expected to materially 
change OZ Minerals’ 
level of exposure. 

The Group’s exposure 
to cybersecurity-related 
events increased 
in FY 2020 and is 
expected to increase 
further, primarily 
due to our growing 
reliance on technology 
and the increasing 
sophistication and 
frequency of external 
cyber-attacks.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT49

REMUNERATION 
OVERVIEW AND  
REPORT

reMUneration oVerVieW

51

LETTER FROM 
THE CHAIRMAN 
OF THE 
PEOPLE AND 
REMUNERATION 
COMMITTEE

DEAR SHAREHOLDERS,
On behalf of the Board of Directors, I am 
pleased to provide you with the 2020 
Remuneration Report for OZ Minerals.

We are proud of the Company’s exceptional 
performance in 2020 with strong financial, 
operational and strategic outcomes 
notwithstanding the unprecedented 
challenges that the COVID-19 pandemic 
presented. Highlights include:

   our agile, innovative and collaborative 
culture enabling us to quickly adapt to 
remote and new ways of working to 
ensure that our people, contractors, 
suppliers and the communities in which 
we work were safe whilst continuing 
to deliver on challenging operational 
budgets and strategic plans

   Prominent Hill meeting production 
targets and the underground mine 
demonstrating a 4 Mtpa run rate, whilst 
reducing unit costs from $95/t to $85/t; 
with an expansion study demonstrating 
the viability of a shaft haulage system to 
access deeper ore enabling an increase in 
underground production and an extended 
mine life

   Carrapateena meeting production targets 

and safely completing the successful 
ramp up to its 4.25 Mtpa run rate ahead 
of plan and without compromise to the 
sub-level cave performance; and a PFS 
demonstrating a material value uplift 
through a block cave expansion which 
will increase production to 12 Mtpa and 
significantly extend mine life

   acquisition of our West Musgrave  

Joint Venture partner, Cassini, and a  
25 per cent increase in NPV of the  
West Musgrave Project to circa  
$1.0 billion, reflecting a PFS update  
which indicates a 12 Mtpa mine versus 
previous projections of 10 Mtpa whilst 
maintaining the same mine life

   first ore trucked from Pedra Branca to 
the Carajás East Hub and maintaining 
continuity of operations in Brazil whilst 
managing the high concentration of 
COVID-19; encouraging early drilling 
results received at Paes Carvalho and 
Santa Lúcia

   completion of the 270 km power 

transmission line to Prominent Hill via 
Carrapateena providing sufficient power 
for all new future regional expansions

   exceeding original budget expectations 

for metal production and group financial 
results (after adjustment for currency and 
metal prices), with a strong net profit after 
tax result of $212.6 million.

The value created for Shareholders in  
2020 included an annual share price 
increase of 79 per cent and dividends  
of 25 cents per share.

REMUNERATION OUTCOMES  
IN 2020
We believe the remuneration outcomes  
for 2020 are a good reflection of the 
Company performance and are aligned  
with the experience of shareholders.

Key remuneration outcomes for 2020:

   Executives’ salaries were increased as 

communicated in last year’s report, in line 
with our remuneration philosophy and 
supported by market data.

   Strong performance outlined above and 
in the Annual and Sustainability Report 
resulted in a Corporate Performance score 
of 4.2 out of 5. The details can be found 
in Section 3.2 (Table 6).

   Strong corporate and individual 

performances resulted in the award to 
the CEO, Andrew Cole, of 88.3 per cent 
of his maximum short term incentive (STI) 
opportunity; to the CFO, Warrick Ranson, 
of 88.0 per cent; and to CCO, Mark Irwin, 
of 87.3 per cent. 30 per cent of the 
STI will be paid in performance rights 
vesting after two years. STI outcomes are 
calculated after adjusting, where relevant, 
for the impact of changes in metal prices 
and currencies so that Executives do not 
receive windfall gains or losses for market 
related movements. Details can be found 
in Section 3.2 (Table 7).

   The 2018 long term incentive (LTI) plan 

vested at 100 per cent in December 2020 
following strong relative performance of 
the Company and strong absolute share 
price performance over the three year 
performance period. This resulted in the 
vesting of 130,285 performance rights for 
Andrew Cole; 51,300 for Warrick Ranson; 
and 51,300 for Mark Irwin. Details can be 
found in Section 3.3 (Table 10).

STAKEHOLDER VALUE CREATION
Our focus on value creation across all 
five Stakeholder groups – shareholders, 
government, communities, employees and 
suppliers – is a key differentiator for  
OZ Minerals and has been at the core of  
our Strategy since 2015. It is described 
more fully in the Governance section. We 
believe that we cannot create sustainable 
value for shareholders unless we also deliver 
accretive value for our other Stakeholders 
concurrently and in a complementary way.

We create financial value for shareholders 
by building the current and future income 
streams of the Company. We generate 
current income through the cost-efficient 
production and sale of concentrate from 
our operating mines. We build longer 
term value through creation of sustainable 
future income streams through the 
identification of additional resources at our 
current operations and in new projects, 
by developing deliverable plans for their 
profitable extraction and ultimately by their 
successful delivery and commissioning. 

52

(a)  Mr Irwin had a fixed remuneration review  

to $579,000 in September 2020

Note: Letter from the Chairman of People &  
Remuneration Committee is unaudited.

At the same time, we create value 
for our other Stakeholders in various 
complementary ways, for example, by 
reducing our environmental impact; by 
working respectfully with traditional owners 
of the lands on which we operate to protect 
their heritage and achieve their ambitions 
for their communities; by creating local 
employment opportunities; using local 
suppliers; and supporting our employees  
in their leadership development and  
work-life plans. 

For 2021 we will further embed our focus 
on Stakeholder Value Creation in the way 
we set our key performance indicators 
(KPIs) for STI awards for senior executives. 
We will move from KPIs to Stakeholder 
Value Creation Metrics and hold ourselves 
accountable for their achievement. Whilst 
not all the metrics will be financial in 
nature, all ultimately impact our financial 
performance. We will provide further 
transparency with our goals and our 
performance against those goals in  
our 2021 Remuneration Report.

REMUNERATION  
CHANGES FOR 2021
Other than the evolution of the approach  
to the measurement of performance for  
STI purposes outlined above, no changes are 
proposed to the remuneration framework 
for Executives in 2021. The Committee will 
continue to monitor whether the changes 
made in previous years are creating value 
and driving the right performance and 
cultural outcomes ahead of any further 
amendments. 

Following a benchmarking review of 
executive salaries against our stated 
remuneration positioning, the Board 
resolved:

   to increase the fixed remuneration of 
CEO, Andrew Cole, from $900,000 to 
$1,000,000 to bring him in line with 
peers of local and international mining 
companies of similar scale and complexity

   to increase the fixed remuneration of the 
CFO, Warrick Ranson, from $579,000 to 
$610,000 and of the CCO, Mark Irwin, 
from $559,000(a) to $600,000; both 
increases reflecting the critical role they 
play in value creation for the Company 
and their depth of expertise and talent 
at this important time in the Company’s 
growth. 

Further, in accordance with our 
remuneration framework in 2021,  
key management personnel (KMP) will  
be issued performance rights under a 
2021–23 LTI scheme.

As foreshadowed in our Remuneration  
Report last year, during the year, we 
undertook an independent review of Board 
fees. Following that review the Board 
determined that Board Chairman fees  
and Directors fees, which have not been 
increased since 2018, will be increased by  
9 per cent and 5 per cent respectively.  
People and Sustainability Committee Fees will 
increase by 5 per cent with no adjustment 
to Audit Committee fees. Changes to Board 
Fees and KMP remuneration took effect from 
1 January 2021.

The LTI scheme rules require the comparator 
group used to calculate the relative total 
shareholder return (TSR) to be reviewed 
annually for relevance. Following the review, 
two companies (Taseko Mines Limited and 
Central Asia Metals Plc) will be removed 
from the comparator group for the  
2021–23 LTI scheme and replaced with one 
new company (Nickel Mines) taking the  
total comparator group to 14 companies.

Finally, with effect from the 2019 LTI scheme 
and as previously advised, AISCs will form 
part of the measure for determining the 
vesting of LTI rights. Following a review of 
data providers, it has been decided to utilise 
the global rankings measured by CRU as the 
basis for determining relative performance. 
CRU’s global copper mine database and 
their ranking methodology is considered a 
more comprehensive and aligned measure. 

Whilst a challenging year in many respects, 
we are pleased that our commitment to 
value creation yielded strong returns for 
shareholders and other Stakeholders. We 
remain committed to the remuneration 
framework, believing that it is working 
in the interests of the Company and 
shareholders. It is driving performance and 
behaviors that we are proud of and creating 
value in both the short and long term.

Thank you for your ongoing support of  
OZ Minerals.

Tonianne Dwyer  
Chairman 
People & Remuneration Committee

18 February 2021

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT53

5454

REMUNERATION 
OVERVIEW

REMUNERATION TO EXECUTIVE KEY MANAGEMENT PERSONNEL  
IN 2020
Full details of the audited cost to the Company of Executive KMP remuneration,  
calculated in accordance with the accounting standards and the Corporations Act 2001,  
are available in Table 12 of the Remuneration Report (page 67).

The table below (unaudited) which includes details of remuneration actually delivered 
to Executive KMP in 2020, has been prepared to be transparent with our shareholders 
regarding remuneration outcomes.

The uplift in the KMP remuneration received in 2020 is predominantly driven by the value  
of shares that vested through the 2018 Long Term Incentive Scheme. This outcome reflected 
the strong performance of the Company and the doubling of the share price over the three 
year period. Shareholders who were invested with the Company over that period have 
experienced the same share price growth. 

Cash salary

Paid short 
term 
incentives(a)

Vesting 
long term 
incentives(b)

Contributed 
super-
annuation(c)

Total 
remuneration

$

878,652

829,233

557,652

544,233

544,319

501,002

$

$

834,435

2,429,197

621,688

1,453,605

356,664

318,378

353,625

284,830

956,496

122,345

956,496

122,345

$

21,348

20,767

21,348

20,767

21,348

20,767

$

4,163,632

2,925,293

1,892,160

1,005,723

1,875,788

928,944

Andrew Cole

Managing Director and 
CEO

Warrick Ranson

Chief Financial Officer

Mark Irwin

Chief Commercial 
Officer

2020

2019

2020

2019

2020

2019

(a)  This amount represents 70 per cent of total STI which was paid in cash for 2020. In addition, 30 per cent of total STI will be 

granted in performance rights, which vest after 2 years provided certain conditions are satisfied (refer Section 3.2). 18,029 
performance rights will be awarded to Andrew Cole, 7,706 to Warrick Ranson and 7,641 to Mark Irwin.

(b)  The value of the long term incentives which vested during the year is calculated by multiplying the number of performance 

rights vested by the volume weighted average price (VWAP) of $18.64 over the period 2 December to 31 December 2020. On 
31 December 2020, the 2018 LTI plan vested resulting in the award of 130,285 shares to Andrew Cole (see Section 3.3) and 
51,300 shares to each of Warrick Ranson and Mark Irwin. The performance rights were awarded on the basis of a VWAP (5 
trade days from 2 to 8 January 2018) share price of $9.21. The VWAP 20 trade days from 2 to 31 December 2020 at vesting of 
$18.64 demonstrates an increase of 102.4 per cent over the 3 year vesting period. 

(c)  Represents direct contributions to superannuation funds based on quarterly contribution limits under Super Guarantee Charge 

regulations. Amounts greater than the maximum superannuation level have been included in cash salary.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTOZ MINERALS55

5656

REMUNERATION 
REPORT

The Directors of OZ Minerals Limited present the Remuneration Report for the Company 
and the Consolidated Entity for the year ended 31 December 2020. This Remuneration 
Report forms part of the Directors’ Report and has been audited in accordance with the 
Corporations Act 2001.

1.0 KEY MANAGEMENT PERSONNEL
The Consolidated Entity’s KMP during 2020 are listed in Table 1 and consist of the Non-
executive Directors (NED) and Executive KMP who are accountable for planning, directing 
and controlling the affairs of the Company and its controlled entities.

taBLe 1 – KMP dUring aLL of 2020

Executive KMP

Andrew Cole

Warrick Ranson

Mark Irwin

Non-executive Directors

Rebecca McGrath

Charles Sartain

Peter Wasow

Richard Seville

Tonianne Dwyer

Position

Managing Director and CEO

Chief Financial Officer

Chief Commercial Officer

Independent Chairman

Independent NED

Independent NED

Independent NED

Independent NED

2.0 REMUNERATION STRATEGY

2.1 Remuneration Philosophy
OZ Minerals seeks to attract and retain high performing Executives and incentivise them 
to outperform. Our approach to remuneration is to provide Executives with a market 
competitive fixed remuneration and to reward outperformance through performance-linked, 
‘at risk’ remuneration. Accordingly, we seek to position the fixed remuneration of our 
Executives at around the market median of relevant benchmarks, with the opportunity  
to earn upper quartile total remuneration for delivering outperformance.

2.2 Remuneration Principles
The remuneration principles (Table 2) demonstrate the links between remuneration and 
business strategies and their impact on OZ Minerals’ actual remuneration arrangements.  
The overriding business objective is to build value for all our Stakeholders with ‘Creating 
Shared Value’ at the heart of the OZ Minerals Strategy.

taBLe 2 – reMUneration PrinCiPLes

Business needs 
and market 
alignment

OZ Minerals’ remuneration framework is focused on achieving our corporate objectives. 
Remuneration is set with regard to market practices and structured so that outcomes are  
aligned with stakeholder value creation.

Simplicity  
and equity

Performance  
and reward 
linkages

Market 
positioning and 
remuneration  
mix

OZ Minerals’ remuneration philosophy, principles and framework are simple to understand, 
communicate and implement, and are equitable across the Company and its diverse workforce.

A well-designed remuneration framework supports and drives Company and team performance 
and encourages the demonstration of desired behaviours. Performance measures and targets are 
few in number, outcome-focused and customised at an individual level to maximise performance, 
accountability and reward linkages.

Fixed remuneration is set at a competitive level and positioned to take into account the 
challenges of attracting and retaining high performers in business critical roles, particularly in 
the mining industry. The ‘at-risk’ components of remuneration are based on challenging goals 
designed to incentivise Executives to achieve business critical objectives and create stakeholder 
value including shareholder returns. A substantial portion of remuneration is paid in equity and 
‘locked in’ to encourage focus on long term outcomes.

Talent 
management

Remuneration framework is tightly linked with our performance and talent management 
frameworks to reward and recognise employees who achieve their role accountabilities and  
to engage future leaders.

Governance, 
transparency and 
communication 
with shareholders

OZ Minerals is committed to developing and maintaining remuneration practices that promote  
the creation of shared value for Stakeholders. We openly communicate these practices to 
shareholders and other relevant Stakeholders, and will always be within legal, regulatory and 
industry requirements. The Board has absolute discretion to develop, implement and review all 
aspects of remuneration.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTOZ MINERALSreMUneration rePort

57

2.3 Remuneration framework
The OZ Minerals Remuneration Framework aims to attract great people to deliver the  
OZ Minerals Strategy, offering a fixed and variable (at-risk) pay that incentivises both short 
term and long term performance.

Element

Structure

Performance Measures

Total Fixed 
Remuneration 
(TFR)

Base cash salary  
and superannuation.

TFR is determined based on 
factors including external market 
benchmarking, relativity to peers 
and individual performance.

Short Term 
Incentive (STI)

Mix of 70 per cent 
cash and 30 per cent 
performance rights, 
with a two-year vesting 
period.

STI is determined based on 
performance against challenging, 
clearly defined and measurable 
corporate and individual targets.

Long Term 
Incentive (LTI)

Performance rights 
with a three-year 
vesting period subject 
to an additional  
two-year holding  
lock period.

LTI is assessed against TSR  
70 per cent and AISC 30 per cent.

Link to delivery of corporate 
Strategy

Fixed remuneration is set at a 
competitive level and positioned  
at market median to take into account 
the challenges of attracting and 
retaining high performers in business 
critical roles.

The short term ‘at-risk’ component  
of remuneration is focused on 
incentivising Executives to achieve 
business critical objectives and 
demonstrate OZ Minerals’ desired  
ways of working.

The long term ‘at-risk’ component of 
remuneration rewards the delivery of 
shareholder returns and a sustainable 
business whilst encouraging decision 
making aligned to long term 
shareholder value creation.

Minimum 
Shareholding 
Requirements 
(MSR)

All Executives are expected to accumulate and hold a 
minimum level of vested shares in OZ Minerals over 
a reasonable period. There are different shareholding 
requirements for each level of management, which are 
expressed as a percentage of their TFR.

This requirement increases the sense 
of ownership of the Company amongst 
our Executives and enhances the degree 
to which our reward arrangements align 
the interests of our Executives.

2.4 Review of Executive KMP remuneration
Executive KMP remuneration levels are reviewed annually by the Board with help from the 
People & Remuneration Committee and external remuneration consultants, as required.  
The review ensures that Executive KMP remuneration remains consistent with the Company’s 
remuneration framework and guiding principles, and considers:

   the Company’s remuneration philosophy
   relevant market benchmarks using salary survey data from the Australian and Brazilian 

industrial and resources sectors

   the skills and experience required of each role in order to grade positions accurately  

and attract high calibre people

   individual performance against role expectations, set objectives, leadership behaviors  

and development plans

   Company Strategy, business plans and budgets.

2.5 Executive KMP remuneration components

2.5.1 Remuneration mix
The mix of fixed and at-risk remuneration varies depending on the role and grading of 
Executives as well as the performance of the Company and individual Executives. More 
senior positions have a greater proportion of at-risk remuneration. If ‘at target’ and ‘at 
maximum’ at-risk remuneration is earned, the ratios of fixed to at-risk remuneration for  
KMP would be as follows.

2020 exeCUtiVe KMP reMUneration Mix(a)
Mix at target:

Managing Director and CEO

28%

30%

42%

Chief Financial Officer

Chief Commercial Officer

Mix at maximum:

38%

39%

Managing Director and CEO

24%

38%

Chief Financial Officer

Chief Commercial Officer

34%

34%

Fixed

STI

LTI

(a) Service and performance conditions apply to STI and LTI.

27%

27%

34%

35%

35%

34%

38%

32%

31%

58

2.5.2 Total fixed remuneration (TFR)

What is included in  
total fixed remuneration?

When and how is fixed 
remuneration reviewed?

An Executive KMP’s total fixed remuneration comprises salary and certain other benefits (including statutory 
superannuation contributions) that may be taken in an agreed form, such as cash, leased motor vehicles 
and additional superannuation, provided that no extra cost is incurred by the Company for these benefits.

Fixed remuneration is reviewed annually. Any adjustments to the fixed remuneration for the Managing 
Director and CEO and other Executive KMP must be approved by the Board after recommendations 
from the People & Remuneration Committee. During the year, we updated the market benchmarking of 
executive remuneration conducted last year, mindful of the need to continue to retain our key employees in 
a competitive market as the Company grows. The benchmarking demonstrated that our fixed remuneration 
was, in most cases, in line with our preferred positioning, toward the 50th percentile.

Changes from last year?

No changes to our approach to determine fixed remuneration were implemented in 2020 and none are 
proposed for 2021. We will continue to review our executive remuneration levels annually to ensure pay 
levels remain competitive to attract, motivate and retain the best talent for OZ Minerals.

2.5.3 Short term incentive (STI)

Why does the Board think  
an STI plan is appropriate?

Variable performance-based remuneration strengthens the link between pay and performance. The purpose 
of this plan is to make a large proportion of the total reward package subject to meeting various targets 
linked to OZ Minerals’ business objectives. The use of variable performance-based remuneration avoids 
much higher levels of fixed remuneration and is designed to focus and motivate employees to achieve 
outcomes which deliver the Company’s Strategy. A reward structure that provides variable performance-
based remuneration is also a necessary component of a competitive remuneration package in the Australian 
and global marketplace for executives.

What are the performance 
conditions?

The performance conditions that determined STI outcomes in 2020 were: (a) Company KPIs, (b) Individual 
KPIs and (c) HWWT principles.

The Company KPIs in 2020 determined 80 per cent of the STI award for the Managing Director and CEO with 
individual KPIs determining the balance of 20 per cent. The Company KPIs determined 50 per cent of the STI 
award for the remaining KMP with the balance determined by attainment of individual KPIs (25 per cent) and 
the demonstration of behaviors exemplifying the Company’s HWWT principles (25 per cent).

taBLe 3.1 – KeY PerforManCe indiCators in 2020 that aPPLied to Managing direCtor and Ceo

Description

% Weighting STI

Company KPIs

Operational and financial

EBITDA, metal recoveries, capital allocation

Strategy and growth

Increase in total base case values, increase in total growth case value, GHG reduction strategies, embed The OZWay

Sustainability

Individual KPIs

Lean and Innovative

Safety improvement, culture, leadership effectiveness

Implement agreed actions from 2019 Board Review to improve overall Board-Management effectiveness  
and overall Company governance

HWWT

Focus on Capability and Capacity and continue to embed HWWT in the Company

Devolve and Agile

Lead the embedding of The OZWay, Purpose, Standards and Risk system across the Company including Brazil

HWWT

The How We Work Together  
principles are the same for all 
Executive KMP and they are based  
on the following elements:

Total

   Thinking and acting differently
   Building a culture of respect that enables our people to succeed
   Focusing on partnerships and collaboration, not hierarchy
   Delivering superior results through effective planning and agile deployment
   Doing what we say we will do and taking action
   Acting with integrity and engaging with our Stakeholders.

80

32

32

16

10

2.5

5

2.5

10

10

100

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59

taBLe 3.2 – KeY PerforManCe indiCators in 2020 that aPPLied to other exeCUtiVe KMP

Description

CFO

CCO

% Weighting STI

Company KPIs

Operational and financial

EBITDA, metal recoveries, capital allocation.

Strategy and growth

Increase in total base case value, increase in total growth case value, GHG reduction strategies, embed The OZWay.

Sustainability

Individual KPIs

Operational and financial

Strategy and growth

Sustainability

HWWT

The How We Work Together  
principles are the same for all 
Executive KMP and they are based  
on the following elements:

Total

Safety improvement, culture, leadership effectiveness.

Deliver the 2020 Plan and Budget as per plan, secure  
an effective power contract for the Australian Assets, 
evolve our capital allocation and investment framework, 
establish a platform for supporting appropriate levels  
of further growth.

Contribute to TSR performance through activities  
such as the enhancement of our Strategy; driving  
blue sky thinking; proactive investor engagement;  
and the implementation of rolling forecasts.

Deliver the 2020 Plan and Budget as per plan, manage 
exploration to budget, and drive delivery of Carrapateena 
expansion and West Musgrave Feasibility Study projects.

Improve value of Carrapateena expansion and  
West Musgrave studies, improve exploration efficiency,  
and develop and implement revised exploration strategy.

Safety improvement, culture, leadership effectiveness

Safety improvement, culture, leadership effectiveness.

   Thinking and acting differently
   Building a culture of respect that enables our people to succeed
   Focusing on partnerships and collaboration, not hierarchy
   Delivering superior results through effective planning and agile deployment
   Doing what we say we will do and taking action
   Acting with integrity and engaging with our Stakeholders.

50

20

20

10

25

10

11.25

3.75

25

25

100

Is there an overriding financial 
performance condition or 
other condition?

Yes. The availability of the STI pool is at the discretion of the Board, which takes into account the  
interests of the Company and shareholders. The Board can choose not to pay or reduce the amount  
of the STI otherwise payable.

How is the STI structured 
to reward exceptional 
performance?

The STI plan is designed to reward Executive KMP at any point in between threshold and maximum 
performance levels.

   Threshold performance represents the minimum level of performance required for an STI award  

to be paid.

What is the value of  
the STI opportunity?

How is STI assessed?

   Target performance represents the achievement of planned or budgeted performance,  

set at a challenging level.

   Maximum performance represents outstanding performance, set at a stretch level.

taBLe 3.3 – the target and MaxiMUM sti reWard oPPortUnitY for exeCUtiVe KMP in 2020

Executive KMP

Andrew Cole

Warrick Ranson

Mark Irwin

STI at target  
as % of TFR

Maximum STI  
as % of TFR

STI at target 
Value $

Maximum STI 
Value $

105

70

70

150

100

100

945,000

405,300

405,300

1,350,000

579,000

579,000

The Managing Director and CEO assesses the performance of each Executive KMP throughout the year for 
achievement against their personal performance targets and objectives, to arrive at a summary assessment 
at year end for discussion with the People & Remuneration Committee and the Board. The Board also 
reviews the performance assessment of all other Executives who report directly to the Managing Director 
and CEO, with a view to understanding, endorsing and/or discussing individual circumstances, performance, 
leadership behaviours and future development. The People & Remuneration Committee and the Board 
assess the performance of the Managing Director and CEO against the performance targets and objectives 
set for that year.

The Board considers the method of assessing STI as described above to be appropriate as the Managing 
Director and CEO has oversight of his direct reports and the day-to-day functioning of the Company, whilst 
the Board and People & Remuneration Committee have overall responsibility for determining whether 
Executive KMP have met the performance targets and objectives set for that year.

60

What happens to STI awards 
when an Executive ceases 
employment?

If an Executive leaves OZ Minerals then the Good Leaver rules may apply (subject to the Executive’s contract) 
and, if the requirements are met, the STI may be granted on a pro rata basis in relation to the period of 
service completed. If an Executive leaves as a Good Leaver, performance rights unvested remain on foot to 
vest in the normal course. 

How is the STI settled?

70 per cent of STI is paid in cash and 30 per cent of STI awarded in performance rights which vest, subject 
to fulfillment of conditions, two years after award.

Have the arrangements 
changed from last year?

No.

2.5.4 Long term incentive (LTI)

Why does the Board consider 
an LTI plan to be appropriate?

How is the award delivered?

Was a grant made in 2020?

What was the value  
of the 2020 grant for  
Executive KMP?

The Board believes that an LTI plan can:

   focus and motivate Executives to achieve longer term outperformance outcomes
   ensure that business decisions and strategic planning take into account the Company’s long term 

performance

   be consistent with contemporary remuneration governance standards and guidelines
   be consistent and competitive with current practices of comparable companies
   create an immediate ownership mindset among the Executives, aligning them with shareholders by 

linking a substantial portion of their potential total reward to OZ Minerals’ shareholder returns.

The LTI is granted using performance rights under the OZ Minerals LTI Plan (detailed below). The 
performance rights have a three-year performance period. Post vesting they are subject to a two-year 
holding lock period.

A grant was made to all continuing participants in the LTI plan (Table 10, page 66), including the Managing 
Director and CEO. Using a face value approach, the number of performance rights granted to each 
Executive was calculated as their LTI dollar opportunity divided by the adjusted twenty-day volume weighted 
average price (VWAP) of OZ Minerals as at the start of the performance period of $10.52. The performance 
period for the 2020 LTI grant is 1 January 2020 to 31 December 2022.

taBLe 3.4 – the Lti grant to exeCUtiVe KMP in 2020

Executive KMP

2020 LTI grant as % of TFR

2020 LTI grant allocation value $

2020 LTI grant number of rights

Andrew Cole

Warrick Ranson

Mark Irwin

150

90

90

1,350,000

521,100

503,100

128,287

49,519

47,808

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61

What are the performance 
conditions?

The two performance conditions, referred to as the vesting conditions are: (a) OZ Minerals meeting the LTI 
performance conditions; and (b) the Executive KMP meeting the service condition.

Performance conditions
The LTI plan performance conditions for 2020 are the same from 2019 and are as follows:

1. Total shareholder return (TSR)

Relative TSR is the primary LTI performance hurdle measured against a comparator group. The Board 
considers TSR to be an appropriate performance measure because it ensures that a proportion of each 
participant’s remuneration is linked to Value Creation and that participants only receive a benefit where 
there is a corresponding direct benefit to our shareholders as reflected in the relative share price.

TSR reflects benefits received by shareholders through share price growth and dividend yield and it is 
the most widely used long term incentive measure in Australia. The Company employs an independent 
organisation to calculate the TSR ranking to ensure an objective assessment of the relative TSR comparison. 
Performance rights in respect to this hurdle will vest in accordance with the following table.

taBLe 3.5 – PerforManCe rights Vesting aCCording to totaL sharehoLder retUrn

TSR of OZ Minerals relative to TSRs of constituents of the nominated peer group

Proportion of performance rights that vest

Below 50th percentile

50th percentile

Nil

50%

Between 50th percentile and 75th percentile

Straight line vesting between 50% and 100%

75th percentile or above

100%

The TSR performance hurdle accounts for 70 per cent of the LTI award. Grants in 2018 and 2019 were 
subject to the same conditions set out in the table above.

2. All-In Sustaining Costs (AISC)

AISC is an industry accepted measure of the total operating cost of producing a unit of metal.

Comparative data will be sourced from CRU’s global copper mine database. The annual AISC performance 
will be recalculated across the full three-year period (total three-year absolute costs divided by total three-
year copper metal production). The comparison will be to the average published AISC benchmark across 
that same period. 

Performance in relation to this hurdle will be measured over the three-year performance period and will vest 
in accordance with the following table.

taBLe 3.6 – PerforManCe rights Vesting aCCording to aLL-in sUstaining Costs

TSR of OZ Minerals AISC over the performance period

Proportion of performance rights that vest

Above 50th percentile

50th percentile

Nil

50%

Between 50th percentile and 25th percentile (Lowest cost)

Straight line vesting between 50% and 100%

25th percentile or below

100%

The AISC hurdle accounts for 30 per cent of the LTI award. Prior to 2019, 30 per cent of the LTI award 
was subject to absolute share price growth over the performance period. Growth of 20 per cent or greater 
results in 100 per cent vesting. No rights vest at less than 20 per cent.

Service condition
In general, if executives cease employment as a ‘good leaver’ prior to vesting of their rights at the end of 
the performance period, a pro rata portion of their rights, having regard to the portion of the performance 
period that has elapsed, will continue on foot and be subject to their original terms as though they had not 
ceased employment. Any remaining rights will lapse immediately. Their shares still subject to a holding lock, 
will continue on foot and be subject to their original terms as though they had not ceased employment.

It is standard market practice to link individual Executive performance (including mandatory service 
periods) and Company performance to the vesting of performance rights. The conditions link Executives’ 
retention and performance directly to rewards, but only where shareholder returns are realised. The focus 
on employee-held equity is also part of a deliberate policy to strengthen engagement and direct personal 
interest to achieve returns for shareholders.

Why were the performance 
conditions chosen?

62

What is the comparator 
group?

The comparator companies selected for the 2020 LTI plan are considered to be alternative investment 
vehicles for local and global investors. They are impacted by commodity prices and cyclical factors in a 
similar way to OZ Minerals. The Comparator group is reviewed annually for market changes.

taBLe 3.7 – 2020 Long terM inCentiVe PLan CoMParator CoMPanies 

Comparator company

HudBay Minerals Inc.

KAZ Minerals Plc

Lundin Mining Corporation

Sandfire Resources NL

Taseko Mines Limited

Independence Group

First Quantum Minerals

Antofagasta Plc

Freeport McMoran

Central Asia Metals Plc

Jiangxi Copper Company

KGHM Polska

Zijin Mining Group

Ero Copper Corp

Boliden AB

Exchange

ASX/ticker code

TSX

LSE

TSX

ASX

TSX

ASX

TSX

LSE

NYSE

AIM

SHH

WSE

SHH

TOR

STO

HBM

KAZ

LUN

SFR

TKO

IGO

FM

ANTO

FCX

CAML

600362

KGH

601899

ERO

BOL

What happens to performance 
rights granted under the  
LTI plan when an Executive 
ceases employment?

If the Executive’s employment is terminated for cause, all unvested performance rights will lapse unless the 
Board determines otherwise. In all other circumstances, unless the Board determines otherwise, a pro rata 
portion of the Executive’s performance rights, calculated by reference to the portion of the performance 
period that has elapsed, will remain on foot. If and when these performance rights vest, shares will be 
allocated (or a cash equivalent amount will be paid) in accordance with OZ Minerals’ Equity Incentive Plan 
Rules and any other conditions of grant.

What happens in the event  
of a change of control?

In the event of a takeover or change of control at OZ Minerals, the Board has the discretion to determine 
that the vesting of all or some of the performance rights should be accelerated. If a change of control 
occurs before the Board has exercised its discretion, a pro rata portion of the performance rights will vest, 
calculated on the portion of the relevant performance period that has elapsed up to the change of control. 
The Board retains discretion to determine if the remaining performance rights will vest or lapse.

Is there any ability for  
the Company to ‘clawback’  
LTI awards?

In the event of fraud, dishonesty, gross misconduct or material misstatement of the financial statements, 
the Board may make a determination that could include the lapsing of unvested performance rights, the 
forfeiture of shares allocated on vesting of performance rights, and/or repayment of any cash payment or 
dividends to ensure that no unfair benefit was obtained.

Does the Company have a 
policy in relation to margin 
loans and hedging at risk 
remuneration?

The Board can also adjust awards granted under the STI or LTI plans in the event that there is a catastrophic 
safety, environmental, or other event, in which an adjustment is warranted.

Under the Company’s Securities Trading requirements, all Executives, directors and officers are prohibited 
from entering into financing arrangements where the monies owed to the lender are secured against a 
mortgage over OZ Minerals’ shares.

The Company’s Securities Trading Policy also prohibits Executives and employees from entering into any 
hedging arrangement over unvested securities issued pursuant to any share scheme, performance rights 
plan or option plan.

Have the arrangements 
changed from last year?

No.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTreMUneration rePort

63

2.5.5 Minimum shareholding requirement
All Executives and certain senior management are expected to accumulate and hold a minimum level of vested shares in OZ Minerals over a 
reasonable period. Table 3.8 shows the extent of compliance.

taBLe 3.8 – MiniMUM sharehoLding reQUireMents for KMP in 2020(a)

Executive KMP

Andrew Cole

Warrick Ranson

Mark Irwin

Shareholding requirement (% TFR)

Shareholding (% TFR)(b)

100

50

50

1,328

247

246

(a)  Information at 31 December 2020 based on share price at that date. With expected levels of vesting of the deferred equity element of the STI and LTI, it is anticipated that all Executive KMP should 

meet their minimum shareholding requirement within the required timeframe.

(b)  Includes shares owned and vested and exercisable performance rights and performance rights awarded where vesting is only contingent on a service condition being satisfied.

2.6 Remuneration consultants
The Board of Directors and the People & Remuneration Committee seek and consider advice from independent remuneration consultants to 
ensure that they have all of the relevant information at their disposal to determine Executive KMP remuneration. Remuneration consultant 
engagement is governed by internal protocols that set the parameters around the interaction between management and consultants to 
minimise the risk of any undue influence and ensure compliance with the Corporations Act 2001.

Protocols
Under the protocols adopted by the Board and the People & Remuneration Committee:

   remuneration consultants are engaged by and report directly to the Board or the People & Remuneration Committee
   the Committee must, in deciding whether to approve the engagement, have regard to any potential conflicts of interest including factors 
that may influence independence such as previous and future work performed by the Committee and any relationships that exist between 
any Executive KMP and the consultant

   communication between the remuneration consultants and Executive KMP is restricted to minimise the risk of undue influence on the 

remuneration consultant

   where the consultant is also engaged to perform work that does not involve the provision of a remuneration recommendation, prior 

approval of the Board or People & Remuneration Committee must be obtained in certain circumstances where the consultant continues  
to be engaged to provide remuneration recommendations.

The Board and the People & Remuneration Committee use remuneration consultants’ advice and recommendations from time to time.  
The Board makes its decisions after it considers the issues and the advice from the People & Remuneration Committee and consultants.

During 2020, EY was engaged to undertake market benchmarking for the CEO’s remuneration and Guerdon Associates to undertake the 
market benchmarking for the NEDs. Their analysis was considered by the People & Remuneration Committee and the Board in forming 
their views on remuneration matters. The work completed did not constitute a remuneration recommendation in accordance with the 
Corporations Act 2001. The fees for work conducted was respectively $10,000 and $26,542 (excluding GST).

3.0 COMPANY PERFORMANCE AND REMUNERATION OUTCOMES

3.1 Company performance
We present a summary of OZ Minerals’ business performance as measured by a range of financial and other indicators.

taBLe 4 – CoMPanY PerforManCe (a)

Measure

Underlying EBITDA – $ million

Net profit after income tax – $ million

Net cash inflow from operating activities – $ million

Basic earnings per share – cents

Share price at end of year – $

Dividend per share – cents

Total Shareholder Return – %(b)

Relative Total Shareholder Return – Quartile(c)

All-In Sustaining Cost – ‘USc/lb’(d)

All-In Sustaining Cost – Quartile(e)

2020

606.3

212.6

550.4

65.2

18.9

23.0

78.9

Q1

56.9

Q1

2019

462.4

163.9

510.6

50.7

10.6

23

26.2

Q1

111.0

Q1

2018

540.4

222.4

449.6

71.5

8.8

23

5.1

Q1/Q2(f)

117.7

Q1

2017

539.4

231.1

342.9

77.4

9.2

20

7.6

Q1

119.9

Q1

2016

373.8

107.8

324.1

35.7

7.9

20

111.2

Q1

N/A(g)

N/A(g)

(a)  Refer to the Financial Review section (page 36) in the Directors’ Report for a commentary on the consolidated results, including underlying performance of the Consolidated Entity.
(b)  Absolute TSR in the year.
(c)  Quartile position TSR in relevant comparator group for the three-year performance period ending in that year.
(d)  Absolute AISC in the year.
(e)  Quartile position AISC in the year as determined by data sourced from CRU.
(f)  Reflects the quartile position for 2015 LTI (Q1) and 2016 LTI (Q2) plans.
(g)  AISC data was not tracked in 2016.

64

taBLe 5 – at risK reMUneration PerforManCe

Measure

STI(a)

LTI(b)

(a) % of available STI achieved based on Company scorecard results not individual KMP performance.
(b) % LTI plan vested.
(c) % reflects vesting of 2015 LTI (100%) and 2016 LTI (88.3%) plans.

2020 
%

88.0

100.0

2019 
%

76.6

100.0

2018 
%

83.5

94.2(c)

2017 
%

83.5

100.0

2016 
%

88.0

100.0

3.2 Company performance and STI outcomes for 2020
The Board assessed the Company’s performance in 2020 against the enterprise level KPIs and assessed performance at 4.2 out of 5.  
Key deliverables in 2020: 

   2020 production and costs achieved on guidance that was upgraded during the year – copper guidance met for a sixth successive year. 
   Carrapateena ramp-up to 4.25 Mtpa completed within 12 months, ~6 months earlier than originally planned; Carrapateena Block Cave 

Expansion proceeding. 

   Prominent Hill now sustaining annualised mining rates above 4 Mtpa. 
   Strong growth pipeline advances with Prominent Hill Expansion Study Update and West Musgrave in the next study phase. 
   Carajás East Hub progressing with Pedra Branca supplementing Antas ore supply. 
   Further evolved OZ Minerals’ way of working, The OZWay, our culture and embedding of stakeholder value creation.  
   FY revenue of $1.3 billion with a closing net cash position of $32 million (unaudited) after growth investments.
   Annual Company TRIF of 5.29 compared with 6.27 in 2019.

taBLe 6 – 2020 sUMMarY CoMPanY KPi PerforManCe

Performance 
not achieved 
0%

Threshold 
Performance 
50%

Target 
Performance 
70%

Maximum 
Performance 
100%

1

2

3

4

5

Measure

Weighting Link to Strategy

Target KPI

Financial

40%

Lean & Innovative

EBITDA as per plan(a)

Metal volumes(b)

Investing Responsibly Capital allocation

Outcome

Exceeded

Exceeded

Exceeded

Strategy  
& Growth

40%

Value Creation

Increase in total base case value(c)

Exceeded

Global Copper

Increase in total growth case value

Exceeded

Investing Responsibly GHG reduction strategies

Devolved & Agile

Embed The OZWay

Sustainability

20%

How We Work 
Together

Reduced TRIFR(d)

Improved cultural measures

Uplift in people and leadership 
development

100%

Company KPI Performance

Exceeded

Exceeded

Exceeded

Exceeded

Exceeded

Exceeded

(a)  EBITDA of $606 million exceeded the Plan EBITDA target, after flexing for commodity price and exchange, of $557 million (9 per cent above the target).
(b)  Metal volumes: Prominent Hill achieved full year underground production of 3.9 Mt ore whilst reducing unit costs and Carrapateena achieved its full year production of 2.93 Mt with a strong 

ramp up performance to 4.25 Mtpa from initial production early in the year. We assess this on CuEq basis. The criteria was ‘produce Plan volumes and achieve Carrapateena ramp up’ – which we 
exceeded.

(c)  Value creation in base and growth cases delivered across the business included: Prominent Hill commenced uplifting production from a 4 Mtpa Base Case to 4–5 Mtpa by 2022 through study for 

shaft haulage; Carrapateena has delivered an extremely strong, world-leading ramp-up and building long term value through expansion study which will expand production through a block cave to 
12 Mtpa; Pedra Branca decline progressed and first ore processed; and West Musgrave uplifted project value with the acquisition of Cassini Resources and an update of its initial study results which 
saw an uplift in NPV to $1.0 billion. The market reflected the increase in value of the assets of the business through an increase in the share price over the year.

(d)  The initial TRIF target of 5.50 improved 3.8 per cent, achieving a final TRIF of 5.29 on a rolling 12 month basis.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTreMUneration rePort

65

taBLe 7 – sti aWard PerCentage for exeCUtiVe KMP
In accordance with the procedure set out in Section 2.5.3, an assessment was undertaken of the performance of each of the eligible 
Executive KMP against their 2020 KPIs. Individual KPIs reflect strategic business objectives and deliverables in an individual’s area of direct 
accountability and leadership of operational, financial, strategic and sustainability initiatives across their teams and the Company as a whole 
(Table 3.1, page 59 and Table 3.2, page 60).

Executive KMP

Current

Andrew Cole

Warrick Ranson

Mark Irwin

Company KPI performance(a) as per 
cent of maximum performance 
%

Individual KPI performance as per 
cent of maximum performance 
%

Overall performance outcome as per 
cent of maximum performance 
%

88.0

88.0

88.0

89.7

88.0

86.5

88.3

88.0

87.3

(a)  Andrew Cole’s STI composition is 80 per cent Company and 20 per cent Individual. Remaining KMP are 50 per cent Company, 25 per cent Individual and 25 per cent HWWT.

taBLe 8 – sti PaYMents to exeCUtiVe KMP in 2020

Name

Andrew Cole

Warrick Ranson

Mark Irwin

Maximum 
potential value of 
payment(a) 
$

Per cent of 
maximum grant 
awarded 
%

Per cent of 
maximum grant 
forfeited 
%

Payment 
$

Cash Payment 
(70%) 
$

Performance 
Rights granted 
(30%) 
$

1,192,050

1,350,000

509,520

505,178

579,000

579,000

88.3

88.0

87.3

11.7

12.0

12.7

834,435

356,664

353,625

357,615

152,856

151,553

(a)  The minimum potential value of the payments was nil. The maximum potential value of payment represents the achievement of stretch target.

taBLe 9 – 30 Per Cent sti aWards on foot

Current

Andrew Cole

Warrick Ranson

Mark Irwin

Year

2020

2019

2020

2019

2020

2019

STI $

Performance 
Rights(a)

Service period

Expiry date Vesting outcome

357,615

266,437

152,856

136,447

151,553

122,070

18,029

25,327

7,706

12,970

7,641

11,604

01/01/2020 – 31/12/2022

15/02/23

To be determined

01/01/2019 – 31/12/2021

15/02/22

To be determined

01/01/2020 – 31/12/2022

15/02/23

To be determined

01/01/2019 – 31/12/2021

15/02/22

To be determined

01/01/2020 – 31/12/2022

15/02/23

To be determined

01/01/2019 – 31/12/2021

15/02/22

To be determined

(a)  The number of rights were calculated by dividing 30 per cent of STI by $19.84 being the VWAP over the period 2 January to 30 January 2021.

66

3.3 LTI performance and outcomes
Performance rights granted under the OZ Minerals LTI Plan are granted for no consideration. Performance rights carry no dividend or  
voting rights. One ordinary share in the Company will be allocated on vesting of a performance right. The vesting conditions for grants 
before 2019 are the relative TSR performance consistent with the details in Table 3.5 and absolute share price growth of the Company  
over the relevant performance period as detailed beneath Table 3.6. For 2018 LTI the TSR was assessed independently at 92.3 per cent  
and absolute share price had an increase of 121.01 per cent, resulting in full vesting of the Plan. For grants from 2019 onwards the  
vesting conditions are the relative TSR and AISC performance. In general, if executives cease employment as a ‘good leaver’ prior to vesting 
of their rights at the end of the performance period, a pro rata portion of their rights, having regard to the portion of the performance 
period that has elapsed, will continue on foot and be subject to their original terms as though they had not ceased employment. Any 
remaining rights will lapse immediately. Their shares still subject to a holding lock, will continue on foot and be subject to their original terms 
as though they had not ceased employment. Details of the prior awards for relevant Executive KMP are set out in the Remuneration Report 
for the year in which they were granted.

Details of the performance rights held by Executive KMP that vested or lapsed during the year are set out in Table 17.  
Additional details are set out in Note 13 to the Financial Statements.

The LTI awards history are detailed below:

taBLe 10 – Lti aWards

Grant date

Rights

Maximum value 
of grant(a) 
$

Weighted 
average fair 
value(b) 
$

Current

Andrew Cole

17 April 2020

29 May 2019

24 April 2018

24 July 2017

Warrick Ranson

24 February 2020

29 May 2019

13 March 2018

6 February 2018

Mark Irwin

24 February 2020

29 May 2019

13 March 2018

6 February 2018

128,287

138,270

130,285

135,446

49,519

55,145

11,400(c)

51,300

47,808

53,193

11,400(c)

51,300

2,532,385

1,595,636

1,390,141

1,353,106

977,505

636,373

121,638

547,371

943,730

613,847

121,638

547,371

6.73

6.92

5.87

4.29

6.71

6.92

8.81

6.03

6.71

6.92

8.81

6.03

Performance period

Expiry date(d) Vesting outcome

1/01/2020 – 31/12/2022

15/02/23

To be determined

1/01/2019 – 31/12/2021

15/02/22

To be determined

1/01/2018 – 31/12/2020

15/02/21

100% vested

1/01/2017 – 31/12/2019

15/02/20

100% vested

1/01/2020 – 31/12/2022

15/02/23

To be determined

1/01/2019 – 31/12/2021

15/02/22

To be determined

1/01/2018 – 31/12/2019

15/02/20

100% vested

1/01/2018 – 31/12/2020

15/02/21

100% vested

1/01/2020 – 31/12/2022

15/02/23

To be determined

1/01/2019 – 31/12/2021

15/02/22

To be determined

1/01/2018 – 31/12/2019

15/02/20

100% vested

1/01/2018 – 31/12/2020

15/02/21

100% vested

(a)  The minimum value of each grant is nil. The maximum value of grant is calculated by applying the highest price of OZ Minerals’ shares during the year to the rights issued during the year.
(b)  The weighted average fair values were calculated proportional to the fair value of  each hurdle in the plan. In accordance with the requirements of applicable Accounting Standards, remuneration 
includes a proportion of the notional value of performance rights as compensation granted or outstanding during the year. The notional value of performance rights granted as compensation 
is determined as at the grant date and progressively allocated over the vesting period. The amount included as remuneration is not related to or indicative of the benefit (if any) that individual 
Executives may in fact receive. The values were calculated by an external third party based on a Monte-Carlo simulation model.

(c)  Performance rights granted under the 2018 alignment plan were a one off allocation for retention purposes.
(d)  Expiry date does not consider holding lock periods.

4.0 EXECUTIVE KMP EMPLOYMENT ARRANGEMENTS
Remuneration arrangements for Executive KMP are formalised in executive service agreements. Each agreement provides for the payment of 
fixed remuneration, performance-related cash bonuses under the STI plan, other benefits, and participation in the Company’s LTI plan.

taBLe 11 – exeCUtiVe KMP KeY ProVisions

Name

Current

Andrew Cole

Term of contract

2020 TFR $ Notice period

Termination benefit

Permanent – ongoing until notice 
has been given by either party.

900,000

   Twelve months’ notice by the Company.
   Six months’ notice by Andrew Cole.
   Company may elect to make payment in lieu of notice.
   No notice period required for termination by Company  

for cause.

Twelve months fixed remuneration 
in the case of termination by the 
Company.

Warrick Ranson

Permanent – ongoing until notice 
has been given by either party.

Mark Irwin

Permanent – ongoing until notice 
has been given by either party.

579,000

   Three months’ notice by either party. Company may elect  

to make payment in lieu of notice.

   No notice required for termination by Company for cause.

579,000

   Three months’ notice by either party. Company may elect  

to make payment in lieu of notice.

   No notice required for termination by Company for cause.

Nine months fixed remuneration 
in the case of termination by the 
Company.

Nine months fixed remuneration 
in the case of termination by the 
Company.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTreMUneration rePort

67

5.0 Executive KMP remuneration

taBLe 12 – totaL reWards to exeCUtiVe KMP

Short term benefits

Long term benefits

Salary, 
fees and 
allowances 
$

Accrued 
annual 
leave(a) 
$

Super- 
annuation(b) 
$

 Short term 
incentive 
(Cash 
Payment) 
$

Other 
long term 
benefits(c) 
$

Value of 
performance 
rights(d) 
$

Value of 
performance 
rights (STI 
deferred)(e) 
$

Total 
remuneration 
$

Performance 
related 
%

Current

Andrew Cole 

Managing Director and CEO

Warrick Ranson 

Chief Financial Officer

Mark Irwin 

Chief Commercial Officer

2020

2019

2020

2019

2020

2019

878,652

829,233

557,652

544,233

544,319

501,002

16,674

21,224

18,628

41,799

5,822

3,307

21,348

20,767

21,348

20,767

21,348

20,767

834,435

621,688

356,664

318,378

353,625

284,830

892,270

208,017

2,858,417

40,369

36,175

14,155

825,368

345,295

9,339

289,250

11,556

336,948

6,076

285,022

88,812

96,434

45,482

91,208

40,690

2,443,267

1,410,176

1,269,248

1,364,826

1,141,694

67.7

62.9

56.6

51.5

57.3

53.5

(a)  Annual leave has been separately categorised and is measured on an accrual basis and reflects the movement in the accrual over the 12 month period. Any reduction in accrued annual leave 

reflects more leave taken/cashed out than that which accrued in the period.

(b)  Represents direct contributions to superannuation funds. Amounts greater than the maximum superannuation level have been paid and included in cash salary.
(c)  Represents the net accrual movement for Long Service Leave (LSL) over the 12 month period which will only be paid if Executive KMP meets the required service conditions.
(d)  The fair values were calculated as at the grant dates. In accordance with the requirements of applicable Accounting Standards, remuneration includes a proportion of the notional value of  

equity rights compensation granted as LTI and STI or outstanding during the year. The notional value of equity rights granted as compensation which do not vest during the reporting period is 
determined as at the grant date and progressively allocated over the vesting period. The amount included as remuneration is not related to or indicative of the benefit (if any) that individual 
Executives may in fact receive. The values were calculated by an external third party based on a Monte Carlo simulation model.

(e)  The fair value of the deferred STI is recognised proportionally over the period the Executive is required to provide service.

6.0 NON-EXECUTIVE DIRECTOR REMUNERATION

6.1 Non-executive Director remuneration policy
NED remuneration is reviewed annually by the Board. NEDs receive a fixed remuneration consisting of a base fee and additional  
fees for committee roles.

Consistent with best practice, NEDs do not receive any form of equity incentive entitlement, bonuses, options, other incentive payments 
or retirement benefits. As approved at the OZ Minerals General Meeting on 18 July 2008, the maximum fees payable per annum are 
$2,700,000 in total.

taBLe 13 – detaiLs of ned reMUneration With effeCt froM sePteMBer 2018 

Fees

Board base fee

Audit

Sustainability

People & Remuneration

Chairman  
$ per annum

328,921

43,056

26,910

26,910

Member  
$ per annum

126,330

21,528

13,455

13,455

All Directors (including the Chairman) are entitled to superannuation contributions (or cash in lieu thereof) equal to 9.5 per cent calculated 
on base Board and Committee fees listed in Table 13, and are entitled to be reimbursed for travel and other expenses properly incurred by 
them in attending any meeting or otherwise in connection with the business or affairs of the Company, in accordance with the Company’s 
constitution. The Chairman of the Board does not receive additional fees for being a member of any Board committee.

68

6.2 Total fees paid to NEDs
In 2020, NEDs received $1,119,758 (2019: 1,017,201) in total fees, compared to the maximum approved fees payable of $2,700,000.

taBLe 14 – totaL reMUneration Paid to neds

Current

Rebecca McGrath

Chairman

Charles Sartain

Non-executive Director

Peter Wasow

Non-executive Director

Richard Seville

Non-executive Director

Tonianne Dwyer

Non-executive Director

Total

Board fees and 
cash benefits  
$

Committee  
$

Superannuation 
Fees(a)  
$

Total fixed 
remuneration  
$

360,168

339,444

126,330

126,330

129,330

126,330

126,330

21,054

126,330

126,330

868,488

739,488

–

–

48,438

48,438

57,853

56,511

34,983

5,830

48,438

48,438

189,712

159,217

–

20,724

16,603

16,603

13,027

17,370

15,325

2,554

16,603

16,603

61,558

73,854

360,168

360,168

191,371

191,371

200,210

200,211

176,638

29,438

191,371

191,371

1,119,758

972,559

2020

2019

2020

2019

2020

2019

2020

2019

2020

2019

2020

2019(b)

(a)  Represents direct contributions to superannuation funds based on quarterly contribution limits under Super Guarantee Charge regulations. Amounts greater than the maximum superannuation level 
have been paid and included in cash salary. Rebecca McGrath and Peter Wasow have Superannuation Guarantee Employer Shortfall Exemption Certificates in place to reduce their superannuation 
liabilities with OZ Minerals.

(b)  Total for 2019 reflects only the remuneration of 2020 NED Board members only.

6.3 Minimum shareholding requirements NED
NEDs are required to accumulate and maintain a holding in OZ Minerals’ shares that is equivalent to at least 100 per cent of the NED base 
fee (calculated on the purchase price of shares) within five years from the date of appointment as a director or appointment as Chair.

taBLe 15 – MiniMUM sharehoLding reQUireMents ned in 2020(a)

NED

Rebecca McGrath

Charles Sartain

Peter Wasow

Richard Seville

Tonianne Dwyer

Current shareholding requirement  
% Annual Base Fees

Shareholding  
% Annual Fees(b) 

100

100

100

100

100

104

504

137

74

118

Deadline

24/05/22

01/08/23

01/11/22

31/10/24

22/03/22

(a)  Information at 31 December 2020.
(b)  Calculated as amounts paid per share divided by the directors’ annual fees. 

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT 
reMUneration rePort

69

7.0 EQUITY INSTRUMENT DISCLOSURE RELATING TO KMP
The movement in the number of shares held by each KMP during the year is set out below:

taBLe 16 – neds and KMP sharehoLdings

Balance at 1 January 2020  
or date becoming KMP

Shares acquired on  
exercise of rights

Net other movements

Balance at 31 December 2020  
or date ceasing to be KMP

Non-executive Directors

Current

Rebecca McGrath

Charles Sartain

Peter Wasow

Richard Seville

Tonianne Dwyer

Executive KMP

Current

Andrew Cole

Warrick Ranson

Mark Irwin

Total

42,835

70,000

14,000

–

15,000

342,100

–

1,000

484,935

–

–

–

–

–

     135,446

11,400

11,400

     158,246

9,457

10,000

6,000

11,580

4,900

–

–

–

41,937

52,292

80,000

20,000

11,580

19,900

477,546

11,400

12,400

685,118

taBLe 17 – KMP PerforManCe rights hoLdings   

Balance at  
1 January 2020

Granted as 
remuneration(a) 
$

Value of rights 
granted(b) 
$

Vested

Exercised

Value of rights 
vested(c) 
$

Balance at  
31 December 
2020

Vested and 
exercisable(d)

Current

Andrew Cole

Warrick Ranson

Mark Irwin

Total

404,001

117,845

115,893

637,739

153,606

1,033,768

62,485

59,408

419,274

398,628

275,499

1,851,670

130,285

51,300

51,300

232,885

135,466

2,429,197

11,400

11,400

956,496

956,496

158,246

4,342,189

422,161

168,930

163,901

745,992

130,285

51,300

51,300

232,885

(a)  Does not included performance rights from the 2020 STI that will be granted. Table 9 contains details of rights granted subsequent to year end.
(b)  The fair value of the performance rights granted to Mr Cole on 17 April 2020 was calculated on the grant date as $6.73 and to other KMP on 24 February 2020 was calculated $6.71.  

Subject to the achievement of relevant performance conditions, these rights would be expected to vest on 31 December 2022.

(c)  Value of rights vested calculated as number of rights vested times VWAP over the period 2 December to 31 December 2020.
(d)  Rights vested and exercisable are considered in the Balance at 31 December 2020. They represent rights which vested on 31 December 2020 for which shares are issued in early 2021.

8.0 OTHER TRANSACTIONS WITH EXECUTIVE KMP OR NEDS
There were no loans made to Executive KMP, NEDs or their related parties during the year. There were no other transactions between 
the Company and any Executive KMP, NED or their related parties other than those within the normal employee, customer or supplier 
relationship on terms no more favorable than arm’s length.

70

SUSTAINABILITY 
REPORT

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTsUstainaBiLit Y rePort

71

THEME 
The sustainability section of this report is presented 
around the theme of Creating Value for our 
Stakeholders. Creating Value has long been at the 
centre of OZ Minerals’ Strategy. However, this year  
we have developed a set of Stakeholder Value Creation 
Metrics to enable assessment of our performance. The 
Metrics provide transparency for our Stakeholders as 
to what we are measuring and how we are performing. 
They set the priorities and drive performance and 
behaviour within the Company. 

FORMAT
We have been reporting on our sustainability performance since 2008. In 2016, we  
began publishing our sustainability performance in a combined Annual and Sustainability 
Report to demonstrate the interconnectivity and interdependency of sustainability with 
company performance. It also enables us to integrate, across the whole report, the  
concept of creating value for our Stakeholders – shareholders, communities, suppliers, 
governments, and employees – which is at the centre of our Strategy.

Examples of this in practice are embedded throughout the report to reflect the integration  
of sustainability into our Assets and corporate functions, which we do through The OZWay,  
a simple model that explains how all the parts of OZ Minerals fit together. 

ORGANISATIONAL SCOPE AND BOUNDARY
We disclose sustainability data in accordance with the Global Reporting Initiative (GRI) 
and Sustainability Accounting Standards Board (SASB) Metals and Mining Sustainability 
Accounting Standard. Supporting documents that form part of our sustainability disclosures 
are available on our website. We have also developed our 2020 Sustainability Report 
Navigator Tool (ozminerals.com/sustainability) to make specific information more  
accessible via our website.

Our 2020 Sustainability Report covers the performance of our Australian Assets:  
Prominent Hill, Carrapateena and West Musgrave and our Brazilian Assets in the Carajás 
Province. These are facilities over which OZ Minerals had or gained operational control(a) 
during the 2020 calendar year. Joint ventures which we do not operate are excluded.

STAKEHOLDER ALIGNMENT WITH SUSTAINABILITY  
PERFORMANCE ELEMENTS
As creating value for our Stakeholders is at the centre of our Strategy, our 2020 
Sustainability Report shows how the elements of sustainability align with our  
Stakeholders. This year, we have also illustrated our alignment with select United  
Nations Sustainable Development Goals (SDGs) and discuss how our Company  
Strategic Aspirations align with specific SDGs.

ASSURANCE
OZ Minerals engaged KPMG to undertake Reasonable Assurance over our energy  
and emissions data for our Australian assets and Limited Assurance over selected 
information in this report. The full details of the process, scope of assurance and  
outcome are detailed in KPMG’s assurance statement on page 118-119. 

72

(a)  As defined by the Australian Clean Energy Regulator

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT73

74

STRATEGIC 
ENABLERS
p. 98

CASE 
STUDIES
p. 83-111

RISK
p. 40

A Modern Mining Company

G L O B A L COPPER
P A R TNERING

Our
Context

Our
Choices

D
E
V
L
O
V
E
D

E
L
I
G
A
D
N
A

VALUE
CREATION

H

O

INVEST I N G
RESPONS I B L Y
W WE WORK   T O G E

I

L
E
A
N
A
N
D

N
N
O
V
A
T
I
V
E

R

E

H

T

Our
Enablers

Our
Work

Our
Performance

Employee

Value

Community

Value

Government

Value

Supplier

Value

Shareholder

Value

GOING BEYOND WHAT’S POSSIBLE TO MAKE LIVES BETTER

OUR CONTEXT

OUR CHOICES

–  Macro Environment
–  Stakeholder Expectations
–  Constitution
–  Laws and Regulations

–  Strategy
–  Risk Appetite
–  Policies
–  Code of Conduct

strategY

OUR ENABLERS

OUR WORK

OUR PERFORMANCE

–  Organisational Model
–  Process Standards
–  Specifications
–  Performance Standards

–  Risks
–  Business Plans
–  Capability
–  Goals

9

D
E
V
L
O
V
E
D

–  Compliance

–  Reporting

–  Engagement

–  Assurance

MATERIALITY
p. 78

EXTERNAL 
STANDARDS
p. 81

ASSURANCE
p. 118-119

GOVERNANCE
p. 24

SUSTAINABLE 
DEVELOPMENT 
GOALS 
p. 79

Strategy

The Strategy, Business 
Plan and Policies and 
Standards which are 
reviewed and set on 
an annual basis.

oUr strategiC asPirations and aCCeLeration Priorities heLP foCUs oUr WorK on three or foUr high-iMPaCt aCtiVities Under eaCh 
Strategic Aspirations mapped to Strategy
eLeMent of oUr strategY.
Identifying the opportunities to accelerate
Strategic Aspirations

Partnering

Global copper

Lean and innovative

   Our business model empowers 

Assets to optimise for their local 
conditions.

   We responsibly produce clean value-
adding products in partnership with 
our customers in a transparent manner.

   We deliver the activities along 
our value chain to enable our 
local Stakeholder aspirations 
for generations to come.

   We work closely with our 

Stakeholders to create mutual 
value by building each others’ 
capability and capacity.

Devolved and agile

   We work with the best talent 

and capability no matter where it 
resides, driving an outcome-based 
organisation.

   Our Assets are brought to full value 
early through a rapid approach to 
our project pipeline and provide 
optimal value for stakeholders.

   Our Assets are scalable and adaptive.
   We are a low bureaucracy 

organisation structured around 
the work to be done rather than 
traditional concepts of roles, to 
enable rapid decision-making free 
from traditional hierarchy.

   We strive to minimise water use 
and add value when we do.

   We will emit zero Scope 1 emissions 
and strive to systematically reduce 
Scope 2 and 3 emissions across our 
value chain.

   We consume and produce in a 

way that generates zero net waste 
and creates value for stakeholders.

   We use data and technology for 

tactical decision making, repetitive 
work and to improve safety, allowing 
our people to focus on complex and 
innovative thinking.

   Our simplifi ed systems and processes 

are a competitive advantage.

G L O B A L COPPER
P A R TNERING

D
E
V
L
O
V
E
D

E
L
I
G
A
D
N
A

VALUE
CREATION

H

O

INVEST I N G
RESPONS I B L Y
W WE WORK   T O G E

I

L
E
A
N
A
N
D

N
N
O
V
A
T
I
V
E

R

E

H

T

How we work together

Investing responsibly

   We are a virtual organisation bound 

   Our Partnering and diversifi ed 

by our Purpose and Aspirations, not by 
geography or physical infrastructure.

ownership models create shared 
responsibility across all Stakeholders.

   We challenge all assumptions about 
how and where work needs to be 
done and what’s possible.

   We deliberately weave personal and 

professional growth into our everyday 
work, enabling people to do the best 
work of their lives.

   We attract investment due to how 
we operate, our strong fi nancial 
returns and our top quartile 
shareholder returns.

Acceleration 
priorities support the 
Strategic Aspirations

Agile

Innovation

   project management

   making it easier to bring forward 

   remote working where possible

   mindset

Acceleration Priorities

Flexible workforce

   work life plans

   remote operations centres

Accelerate organic growth 

pipeline including

   bring forward Prominent Hill decline

   update CentroGold PFS

   resume exploration and resource drilling

Ethical and sustainable

   reduce high-emissions energy use

   baseline Scope 3 emissions

   concentrate traceability

and develop ideas

Data

   greater use of data to make faster, 

better decisions

Partnering for mutual value 

and better outcomes

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT 
 
 
 
sUstainaBiLit Y rePort

75

STAKEHOLDER VALUE CREATION METRICS
p. 77

Our

Context

Our

Choices

Our

Enablers

Our

Work

Our

Performance

Employee
Value

Community
Value

Government
Value

Supplier
Value

Shareholder
Value

VALUE
CREATION

A Modern Mining Company

G L O B A L COPPER

P A R TNERING

D

E

V

L

O

E

L

I

G

A

V

D

E

N

D

A

VALUE

CREATION

I

N

L

N

E

O

V

A

T

I

V

A

N

A

N

D

E

INVEST I N G

RESPONS I B L Y

H

O

W WE WORK   T O G E

R

E

H

T

GOING BEYOND WHAT’S POSSIBLE TO MAKE LIVES BETTER

OUR CONTEXT

OUR CHOICES

–  Macro Environment

–  Strategy

–  Stakeholder Expectations

–  Risk Appetite

–  Constitution

–  Policies

–  Laws and Regulations

–  Code of Conduct

–  Organisational Model

–  Process Standards

–  Specifications

–  Performance Standards

–  Risks

–  Business Plans

–  Capability

–  Goals

D

E

V

L

O

V

E

D

OUR ENABLERS

OUR WORK

OUR PERFORMANCE

–  Compliance
–  Reporting
–  Engagement
–  Assurance

Compliance

r
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Going beyond what’s possible to make lives better

Share price and dividends

   Grow share price: measured relative to peer group / sustainable dividend (TSR)

Reserve growth

   Grow OZL’s Copper Reserves: measured relative to OZL’s Reserve at the end of previous year

All-In Sustaining Costs (AISC)

   Bottom half of cost curve: measured relative to global copper producers

Governance

   Board effectiveness: Compliance with ASX’s corporate governance principles and recommendations

Employment by jurisdiction

   Workforce – local / state / out of state / Land Connected and Indigenous Peoples

Taxes and royalties

Capital investment

Emissions and energy

   Income tax expense / royalties (total and jurisdictions)

   Capital investment

   Scope 1 & 2 emissions intensity (tCO2-e per t Cu Eq) / Scope 1 & 2 absolute 

emissions / net energy intensity (per t Cu Eq) and renewable energy percentage

Local content

   Value spent with local suppliers through supply chains

Community engagement

   Number and average duration for resolution of concerns, complaints and grievances

Cultural heritage

Social contribution

Partnering

Human rights

Water

Waste

   Unauthorised cultural heritage breaches / signifi cant environmental and social incidents

   Quantity and case studies

   Partnering case studies

   Modern Slavery Act action plan Implementation and number of incidents

   Water consumed (per t Cu Eq) / water withdrawal in areas of extreme water stress (%)

   Non-mineral waste produced (per t Cu Eq)

Land and biodiversity

   Area (ha) disturbed in high biodiversity conservation areas

Inclusion

Diversity

   Inclusion maturity upward trend

   Diversity of thought and demographic

Safety performance

   Total Recordable Injury Frequency Rate (TRIFR) and zero fatalities

Workforce engagement

   Employee Survey Results above industry benchmark

Net Promoter Score (NPS)

   Net Promoter Score (NPS) survey

On time payment

   Proportion (number and value) of invoices paid on time within payment terms 

(7, 14, 30, 60 and >60 days of invoice date)

Supplier Value by jurisdiction

   OZ Minerals expenditure by number of suppliers and value spent with them by postcode

A Modern Mining Company

Shareholder
Value

Government 
Value

Community
Value

Employee
Value

Supplier
Value

The Board and management review compliance with the Performance 
Standards throughout the year and Significant Incidents are reviewed 
by the Executive Leadership Team with material incidents elevated to 
the Board Sustainability Committee.

Our Performance

SAFETY PERFORMANCE
p. 82

SOCIAL PERFORMANCE
p. 96

ENVIRONMENTAL 
PERFORMANCE
p. 86

HEALTH AND WELLBEING 
PERFORMANCE
p. 106

Accountability

Operating Assets are accountable for delivering the sustainability 
elements. At a corporate level, we drive and monitor our approach 
and outcomes through Our Work.

MANAGING  
SUSTAINABILITY  
AT OZ MINERALS

The OZWay is a simple 
model that explains  
how all the parts of  
OZ Minerals fit together. 
The OZWay defines 
how Sustainability is 
managed within  
OZ Minerals global 
devolved model. 

 
 
76

STAKEHOLDER VALUE CREATION METRICS
The Stakeholder Value Creation Metrics were developed during 2020. The Metrics provide 
the reader, including our Stakeholders, with transparency on how we are creating value 
for our five Stakeholder Groups – employees, community, shareholders, government and 
suppliers – and the progress we are making. 

Stakeholder value creation is at the centre of our Strategy. Over the past two years, we 
have been embedding and systematising Stakeholder value creation into our governance 
processes so it is always part of how and what we do, and is not dependent on human 
drivers. For example, our Risk Specification impact table is structured around an assessment 
of the level of impact on each of our five Stakeholders. 

In developing the Stakeholder Value Creation Metrics, we provide transparency on 
our performance, and they also form the basis of our Company goals; thereby driving 
performance and behaviour in support of Stakeholder value creation within the Company.  
An assessment of performance against the Metrics shows where we are performing well and 
where we have scope for improvement. Our performance should be considered over time 
and in the context of the accompanying commentary, which we will publish annually.

It is only when we are creating value for all our Stakeholders that we will have a successful 
company delivering against our sustainability strategy and achieving our Purpose, ‘Going 
beyond what’s possible to make lives better’. 

G L O B A L COPPER
P A R TNERING

D
E
V
L
O
V
E
D

E
L
I
G
A
D
N
A

VALUE
CREATION

H

O

INVEST I N G
RESPONS I B L Y
W WE WORK   T O G E

r
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C

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p
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E

r
e
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p
p
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Going beyond what’s possible to make lives better

Share price and dividends

   Grow share price: measured relative to peer group / sustainable dividend (TSR)

Reserve growth

   Grow OZL’s Copper Reserves: measured relative to OZL’s Reserve at the end of previous year

All-In Sustaining Costs (AISC)

   Bottom half of cost curve: measured relative to global copper producers

Governance

   Board effectiveness: Compliance with ASX’s corporate governance principles and recommendations

Employment by jurisdiction

   Workforce – local / state / out of state / Land Connected and Indigenous Peoples

Taxes and royalties

Capital investment

Emissions and energy

   Income tax expense / royalties (total and jurisdictions)

   Capital investment

   Scope 1 & 2 emissions intensity (tCO2-e per t Cu Eq) / Scope 1 & 2 absolute 

emissions / net energy intensity (per t Cu Eq) and renewable energy percentage

Local content

   Value spent with local suppliers through supply chains

Community engagement

   Number and average duration for resolution of concerns, complaints and grievances

Cultural heritage

Social contribution

Partnering

Human rights

Water

Waste

   Unauthorised cultural heritage breaches / signifi cant environmental and social incidents

   Quantity and case studies

   Partnering case studies

   Modern Slavery Act action plan Implementation and number of incidents

   Water consumed (per t Cu Eq) / water withdrawal in areas of extreme water stress (%)

   Non-mineral waste produced (per t Cu Eq)

Land and biodiversity

   Area (ha) disturbed in high biodiversity conservation areas

Inclusion

Diversity

   Inclusion maturity upward trend

   Diversity of thought and demographic

Safety performance

   Total Recordable Injury Frequency Rate (TRIFR) and zero fatalities

Workforce engagement

   Employee Survey Results above industry benchmark

Net Promoter Score (NPS)

   Net Promoter Score (NPS) survey

On time payment

   Proportion (number and value) of invoices paid on time within payment terms 

(7, 14, 30, 60 and >60 days of invoice date)

Supplier Value by jurisdiction

   OZ Minerals expenditure by number of suppliers and value spent with them by postcode

A Modern Mining Company

Shareholder
Value

Government 
Value

Community
Value

Employee
Value

Supplier
Value

I

L
E
A
N
A
N
D

N
N
O
V
A
T
I
V
E

R

E

H

T

2020 PERFORMANCE 
RATING CRITERIA

Positive Performance

Positive progress

Further focus required

Not yet assessed

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OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT 
 
sUstainaBiLit Y rePort

77

Stakeholder Value Creation Metric

Performance criteria

Page no.

Share price and dividends 

Grow share price: measured relative to peer group

Relative to peers over three year period

Sustainable dividend: measured relative  
to OZL’s dividend track record

Relative to prior year dividend

Bottom half of cost curve

Measured relative to global copper producers

Relative to industry cost curve

Reserve growth

Governance

Grow OZL’s Copper reserves: measured relative  
to OZL’s reserve at the end of previous year

Relative to prior year

Compliance with ASX’s corporate governance  
principles and recommendations 

Relative to Stakeholder expectations and governance 
disclosures

p. 61, 63, 66

p. 4, 6

p. 61, 63, 66

p. 121

p. 34

Employment by jurisdiction 

Workforce – local / state / out of state / Land Connected 
and Indigenous Peoples

Relative to context and Stakeholder expectations

p. 104, 107

Tax and royalties

Income tax expense / royalties (total and Jurisdictions)

Relative to NPAT and Revenue  

p. 104, 115

Capital Investment

Capital Investment

Relative to content spend and Stakeholder expectations

p. 38, 134

Emissions

Energy

Scope 1 & 2 emissions per tCO2-e per t Cu Eq / Scope 1 & 2  
absolute emissions

Relative to our Strategic Aspirations and TFCD Roadmap

p. 87, 112

Renewable energy percentage

Net energy intensity per t Cu eq 

Relative to our Strategic Aspirations and TFCD Roadmap

Relative to our Strategic Aspirations and TFCD Roadmap

Local content

Value spent with local suppliers through supply chains

Relative to context, spend and Stakeholder expectations

Working with  
Stakeholders

Number and average duration for resolution of concerns,  
complaints and grievances 

Relative to our Context and Stakeholder expectations

p. 97

Partnering Case Studies

Relative to our Context and Stakeholder expectations

p. 98, 99

Community engagement 

Social contribution (quantitative and qualitative) 

Relative to our Context and Stakeholder expectations

Human rights

Cultural heritage 

Water

Waste

Modern Slavery Act Roadmap implementation  
and Number of incidents

Relative to our Strategic Aspirations and Modern Slavery 
Roadmap

Unauthorised cultural heritage breaches / significant 
environmental and social incidents

Relative to our Stakeholder expectations

Water consumed per t Cu Eq / water withdrawal  
in areas of extreme water stress (%)

Relative to our Context, Strategic Aspirations  
and Stakeholder Expectations 

Non-mineral waste produced per t Cu Eq

Land and biodiversity 

Area (ha) disturbed in high value biodiversity areas

Relative to our Context, Strategic Aspirations  
and Stakeholder Expectations 

Relative to our Context, Strategic Aspirations  
and Stakeholder Expectations 

Safety performance

Total Recordable Injury Frequency Rate (TRIFR)

Relative to our Strategic Aspirations and YOY Performance  

p. 83, 112

Workforce engagement 

Employee Survey Results above industry benchmark

Zero fatalities

Annual Performance relative to zero

Relative to our Strategic Aspirations  
and Stakeholder expectations

Inclusion 

Diversity

Inclusion maturity upward trend

Relative to Peers

Diversity of thought and demographic

Relative to Peers and our Strategic Aspirations

p. 84, 112

p. 107

p. 109

p. 109

Net Promoter Score (NPS)

Will conduct first survey in 2021

Relative to our Context and Stakeholder expectations

On time payment

The proportion by number and value of invoices  
paid on time within payment terms

Supplier Value  
by jurisdiction 

OZ Minerals local, state, national, international  
and total spend

Relative to Stakeholder expectations and Compliance level

p. 102

Relative to our Context and Stakeholder expectations

p. 102, 115

p. 87

p. 87

p. 104

p. 102

p. 101

p. 100

p. 91, 113

p. 92, 114

p. 93, 114

78

MATERIALITY ASSESSMENT
Our annual materiality assessment identifies the topics most important to our Stakeholders 
and our Performance. Outcomes of the materiality assessment allow us to better understand 
our context and inform the choices that drive delivery of our Strategy. 

We assess the importance of sustainability topics using two criteria: importance to our 
Stakeholders and importance to our business in terms of growth, economic and social 
impact. Material topics are discussed in this report and in the risk section of the Annual 
Report (page 40). Further information on sustainability is available on the OZ Minerals 
website (ozminerals.com/sustainability). 

UNDERSTANDING OUR STAKEHOLDERS’ INTERESTS: METHODOLOGY
We use a wide range of inputs to develop our assessment of what is material. These 
inputs include consultation with stakeholders, surveys of stakeholders, market intelligence, 
developments in operating jurisdictions, material Company risks, and internal reviews, 
including feedback from the Sustainability Committee. 

This year, 113 responses to our stakeholder survey were received from Australia and Brazil 
and across all five Stakeholder groups. The survey asked respondents what level of value 
each material topic had on their decisions to invest, take a job or partner with us, as well 
as the impact of our performance across the topics on them. The results of the survey are 
supplemented with analysis of media reports featuring OZ Minerals, which include the 
material topics. The survey and media analyses are further supplemented by analysis of 
industry trends among the material topics, for which we use industry risk reports, peer 
sustainability reporting and broader internationally recognised risk and sustainability 
insights, including the World Economic Forum’s Global Risk Report and the United Nations 
Sustainable Development Agenda. 

In 2020, 16 material topics were identified from the above process to reflect the different 
operating contexts of our Assets as a global business. We recognise that some topics  
are related. However, to better understand materiality, we have intentionally separated  
some topics as individually material in our assessment. For example, energy, waste and  
water are linked to climate change which is discussed in detail from page 87 and cultural 
heritage, human rights and Land Connected and Indigenous Peoples are linked to our  
Social Performance (page 96).

oZ MineraLs 2020 MateriaLitY Matrix
HIGH

Local communities

Business ethics

Occupational health 
and safety

Economic performance

Procurement practices

Employment, training
and education

Land connected and 
Indigenous peoples

Partnerships

Human rights

Diversity

Climate change
and emissions

Energy

Indirect economic impacts

Water

Biodiversity

Effluents and waste (inc. tailings)

Influence on OZ Minerals’ performance

HIGH

l

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LOW

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT 
 
 
sUstainaBiLit Y rePort

79

United Nations Sustainable Development Goals 
The United Nations SDGs help us better understand the contexts in which we operate and where to focus our 
influence and impact based on our activities. As outlined in Table 1 below, we have identified a subset of the 
SDGs material to our Australian and Brazilian operations. At a company level, our Strategic Aspirations and 
Material Risks illustrate how OZ Minerals contributes to specific SDGs, consistent with delivering our Purpose  
of ‘Going beyond what’s possible to make lives better’.

taBLe 1 — sdgs oZ MineraLs Can infLUenCe

SDG

Material sustainability topics OZ Minerals Material Risks

Our Strategic Aspirations

   Economic performance
   Local communities
   Business ethics
   Procurement practices
   Indirect economic impacts
   Employment, training  

and education

   Occupational health  

and safety

   Energy
   Climate change  
and emissions
   Local communities

   Attract and retain key talent
   Mental and physical health

   We work with the best talent and capability no matter where it resides,  

driving an outcome-based organisation.

   We are a low bureaucracy organisation structured around the work to be done  

rather than the traditional concepts of roles, to enable rapid decision-making free  
from hierarchy. 

   Our systems and processes are a competitive advantage.
   We attract investment due to how we operate, our strong financial returns  

and our top quartile shareholder returns.

   We deliberately weave personal and professional growth into our everyday  

work, enabling people to do the best work of their lives.

   Operational productivity

   Our assets are brought to full value early through a rapid approach to our project 

pipeline and provide optimal value for Stakeholders.

   Our Assets are scalable and adaptive.
   We use data and technology for tactical decision making, repetitive work and to 
improve safety, allowing our people to focus on complex and innovative thinking.
   We challenge all assumptions about how and where work needs to be done and 

what’s possible.

   We are a virtual organisation, bound by our Purpose and Aspirations, not by geography 

or physical infrastructure.

   Our business model empowers Assets to optimise for their local conditions.

   Land Connected and 
Indigenous Peoples
   Local communities
   Indirect economic impacts

   Social Performance  
   Diversity & Inclusion
   Attract & retain key talent 
   Mental & physical health

   Water
   Biodiversity
   Effluents and waste 
   Climate change  
and emissions 

   Land Connected and 
Indigenous Peoples

   Climate change  
and emissions

   Energy
   Water
   Effluents and waste

   Biodiversity
   Land Connected and 
Indigenous Peoples 

   Local communities
   Effluents and waste

   Business ethics
   Occupational health  

and safety

   Local communities
   Land Connected and 
Indigenous Peoples

   Diversity 

   Partnerships 
   Local communities
   Business ethics

   Water management  
   Closure & Rehabilitation
   Tailings Storage Facilities

   We deliver the activities along our value chain to enable our local Stakeholder 

aspirations for generations to come. 

   We responsibly produce clean value-adding products in partnership with our  

customers in a transparent manner.

   We consume and produce in a way that generates zero net waste and creates  

value for Stakeholders.

   Climate change  
and emissions

   We will emit zero scope 1 emissions and strive to systematically reduce  

Scope 2 and 3 emissions across our value chain.

   We have a positive impact on water, striving to minimise water usage and  

add value with what we consume.

   Biodiversity management 
   Cultural heritage sites
   Land access

   We work closely with our Stakeholders to create mutual value by building each  

other’s capability and capacity. 

   Our partnering and diversified ownership models creates shared responsibility  

across Stakeholders. 

   Human rights, ethics  

   We work closely with our Stakeholders to create mutual value by building each  

and security

other’s capability and capacity.

   Our systems and processes are a competitive advantage.

   Closure & Rehabilitation
   Social performance  
   Operational productivity
   Cultural heritage sites

   We work closely with our Stakeholders to create mutual value by building each other’s 

capability and capacity. 

   Our partnering and diversified ownership models creates shared responsibility  

across Stakeholders.

80

HOW WE ENGAGE WITH OUR STAKEHOLDERS
How we engage with our Stakeholder groups informs our choices and how we create value. Every Stakeholder and context is unique,  
so we engage and interact in multiple ways as outlined in Table 2 below. 

taBLe 2: oZ MineraLs staKehoLder engageMent

Stakeholder group

About the Stakeholder

How we engage

Shareholders

Shareholders

Retail and institutional shareholders.

Annual General Meeting, strategy sessions, Annual and Sustainability 
Reports, Quarterly Reports and webcasts, website (where all releases and 
other information on OZ Minerals is maintained and regularly updated), 
investor meetings and conference presentations, and direct phone contact 
with investor relations, presentations at industry conferences, briefings  
and site visits, investor presentations.

Lenders and investment community Lenders, mainstream brokers, financial analysts and  
fund managers, sustainability and ethical investment  
analysts, retail investment advisers, existing and potential 
shareholders, both domestically and internationally.

Annual General Meeting, Annual and Sustainability Reports, Quarterly 
Reports and webcasts, ASX releases, website, direct phone contact with 
investor relations, presentations at industry conferences, briefings and  
site visits, investor presentations.

Customers

Governments 

Governments

Communities 

Local community

Smelters, refiners and downstream copper product fabricators 
around the globe. With a key interest in product quality and  
a greater awareness of global labour issues, human rights  
and downstream product safety due to the nature of their 
business.

Regular formal and informal communication with marketing department 
employees. Personal visits by marketing department, executive management 
and process management employees. Site visits to customer plants and 
customer representatives encouraged to visit OZ Minerals’ operations. 
Production of parcels as per customer specifications.

Local, state and national regulators and government agencies

Regular, formal and informal communications with corporate and  
operational senior management and employees through site visits,  
meetings, events and reporting.

OZ Minerals does not make political donations. 

Individuals and groups local to our operations, including 
landowners, traditional owners, development groups,  
local businesses, and councils.

Location-specific community relations personnel, community meetings,  
formal and informal communications, as well as social media.

Non-government organisations

Local, regional and international environmental, human  
rights, development, corporate social responsibility and 
sustainability organisations.

Liaise directly with corporate and operational management, environment 
and community relations departments on specific issues. Annual and 
Sustainability Reports and media releases.

Media

Print, radio, television and online platforms.

Dedicated media relations function. Regular engagement with business  
and regional media through teleconferences, regular one-on-one discussions, 
interviews, ASX releases, media releases and site visits.

Employees 

Employees

Suppliers 

Suppliers

Employees in Australia are predominantly South Australian 
based, fly-in fly-out employees covered by collective bargaining 
agreements. Key topics for employees include occupational 
health and safety, employment, inclusion and diversity, training 
and education, and personal wellbeing.

Regular communication with employees through presentations and 
discussions, the intranet, internal social media, email alerts, hard copy 
newsletters, noticeboard items, regular live interactive broadcasts from the 
CEO and Brazil Chief Executive, regular electronic newsletter from the CEO.

Refer to the safety, and health and wellbeing section for information about 
our safety programs.

From local businesses to large international organisations

Regular meetings with commercial and operational employees.

Industry associations

Mining and metals industry

Representatives on boards and committees, engagement on specific  
projects. OZ Minerals is a member of the South Australian Chamber of Mines 
and Energy (SACOME) and Association of Mineral Exploration Companies 
(AMEC).

Other mining companies  
and academia

Other mining companies, mining regulators, industry 
associations, minerals industry academics, and industry  
alliances.

Papers and presentations given by executives at various industry-related 
conferences. Location-specific industry meetings, informal communication 
and working groups.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTsUstainaBiLit Y rePort

81

EXTERNAL RECOGNITION, 
VOLUNTARY COMMITMENTS AND 
EXTERNAL BENCHMARKING

MaCQUarie esg ranKing 
In November 2020, OZ Minerals was  
ranked in the second quintile (20-40) 
by Macquarie’s ESG ratings of ASX100 
Companies. The 2020 disclosures of 237 
Australian-listed companies were assessed, 
representing 94 per cent of the ASX300 b 
y market capitalisation.  

MeMBer of the internationaL  
CoPPer assoCiation aUstraLia
OZ Minerals is a member of the International 
Copper Association Australia, the peak body 
for the copper industry in Australia whose 
core work is sustainable development. 
The benefits of copper range widely; from 
renewable energy and energy access to 
climate-change mitigation and adaptation. 
Many global trends driving the sustainable-
development agenda rely on copper and  
its unique properties.

WorK180 endorsed eMPLoYer
OZ Minerals is a Work180 Endorsed 
Employer. WORK180 Endorsed Employers 
are recognised globally as organisations  
that are diverse, inclusive and support 
women in the workplace.

2020 soUth aUstraLian dePartMent 
of Mining and energY aWards for 
exCePtionaL PerforManCe  
Winner Resources Sector Industry and 
Collaboration Award for ‘The Hybrid Energy 
Plant: A South Australian Test Site For 
Innovative Mining And Energy Collaboration’

Winner Energy and Resources Community 
Award: with the Antakirinja Matu-
Yankunytjatjara Aboriginal Corporation for 
‘Tjunguringanyi Working Together’

Commendation Inclusion & Wellbeing 
Award: Beyond COVID-19: Accelerating 
Inclusive Cultures

Young Achiever – Joint Winner: Jane 
Brunton

gLoBaL rePorting initiatiVe
GRI is an independent international 
organisation which has established the 
leading international framework and 
standards for sustainability reporting.  
OZ Minerals prepared the Sustainability 
section of the 2020 Annual and 
Sustainability Report in accordance with  
the GRI Standards Core and voluntary 
disclosures.

sUstainaBiLitY aCCoUnting standards 
Board (sasB)
The Sustainability Accounting Standards 
Board (SASB) is an independent 501(c)
(3) non-profit organization. SASB’s 
mission is to develop and disseminate 
sustainability accounting standards that 
help public corporations disclose material, 
decision-useful information to investors. 
See the navigator tool on our website for 
performance against SASB.

aUstraLian CoUnCiL of  
sUPerannUation inVestors (aCsi)
OZ Minerals 2019 ESG Disclosures were 
assessed as ‘Detailed’ by the Australian 
Council of Superannuation Investors. 

SUPPORTING 
DOCUMENTS:

2020 SUSTAINABILITY REPORT 
NAVIGATOR TOOL
ozminerals.com/sustainability

82

SAFETY 
PERFORMANCE

High standards of 
leadership in the  
area of Safety for  
all Stakeholders.

Our target is to achieve an injury and 
occupational disease-free workplace 
by ensuring hazards are identified and 
managed at source.

We understand mining activities can 
impact people’s safety. As leaders, we 
actively care for everybody involved in our 
operations and supporting services. We’re 
committed to identifying, evaluating and 
managing all the associated threats for 
actual and potential adverse impacts as 
far as is reasonably practicable. 

We combine safety leadership with 
our governance framework, including 
the safety category of our Global 
Performance Standard which enable 
us to effectively manage material 
sustainability risks that are common 
across OZ Minerals. They set out for 
our workforce our minimum mandatory 
control requirements.

SUPPORTING 
DOCUMENTS:

STAKEHOLDER VALUE  
CREATION POLICY 
ozminerals.com/uploads/docs/191024_ 
OZL_Value_Creation_Policies.pdf  

GLOBAL PERFORMANCE STANDARDS 
ozminerals.com/uploads/docs/OZ_Minerals_
Global_Performance_Standards.pdf 

PERFORMANCE DATA  
SAFETY DATA TABLE 
p. 112

2020 SUSTAINABILITY REPORT 
NAVIGATOR TOOL 
ozminerals.com/sustainability

OUR CHOICES:
Strategic Aspirations
   Our Assets are scalable and adaptive.
   We are a low bureaucracy organisation 
structured around the work to be done 
rather than traditional concepts of roles,  
to enable rapid decision-making free  
from traditional hierarchy.

   We use data and technology for tactical 
decision making, repetitive work and to 
improve safety, allowing our people to focus 
on complex and innovative thinking.

Material Topics
   Occupational Health and Safety, p. 83, 84 
   Employment, training and education, p. 85
   Effluents and waste (including Tailings), p. 92

Our Performance: Stakeholder 
Value Creation Metrics
   Total Recordable Injury Frequency Rate 

(TRIFR), p. 83

   Zero fatalities, p. 84

Case Studies:
   Insights Hub, p. 83

   Prominent Hill Underground Mining  

Services Alliance, p. 84

   Crisis Management Team (CRT), p. 85

   Pedra Branca Underground Mine 

Development, p. 85

OZ MINERALSsUstainaBiLit Y rePort

83

SAFETY CULTURE  
AND LEADERSHIP

PERFORMANCE DATA  
SAFETY DATA TABLE
p. 112

SAFETY ASSURANCE
p. 118

*2019 Safety Reporting Data did not include Brazil data.

Stakeholder Value Creation 
Metric: Total Recordable Injury  
Frequency Rate (TRIFR)
In 2020, the TRIFR rate of 5.29 per  
million hours worked represented  
an improvement of 30 per cent from  
the previous year’s TRIFR of 7.52*.

We have set a TRIFR target of 4.90 
(including Brazil) for 2021.

All safety incidents are thoroughly 
investigated, we share what we have 
learned, and we implement corrective 
actions. Safety data is collected for the 
entire workforce (employees, contractors, 
visitors working on our sites) and weekly 
reports are made to management, including 
the Managing Director and Chief Executive 
Officer, through our real time Insights 
Hub. Our performance is monitored by our 
Executive Leadership Team. We conduct 
annual internal audits against select 
company processes and standards, and 
external assurance as part of the annual 
Sustainability Reporting process. The 
number of recordable workplace injuries 
in many of our departments has reduced 
as a result of active engagement from our 
senior leadership, and activities focused on 
identifying and eliminating the causes of 
incidents. The outcomes of investigations 
into significant incidents and incident trends 
are comprehensively reviewed by the Board’s 
Sustainability Committee to confirm that we 
learn from incidents, that there is a focus 
on compliance with approved processes, 
and that we implement additional controls 
where necessary. 

Safety statistics are calculated per one 
million working hours and inclusive of our 
Prominent Hill and Carrapateena mines 
in Australia, our Antas and Pedra Branca 
Brazilian operations, as well as facilities 
under OZ Minerals’ operational control, 
including the West Musgrave Project, 
exploration sites and our corporate offices.  

We continually monitor key indicators to 
track workplace incidents and injuries. 
Our governance framework includes 
the Learning Through Incidents Process 
Standard, which sets out the process 
for identifying, elevating and reporting 
incidents, including safety-related incidents. 
The Risk Management Process Standard, 
and its supporting Specification, is a critical 
Process Standard. Its five Stakeholder Pillars 
(shareholders, communities, suppliers, 
governments, and employees) Risk 
Specification Table supports the Learning 
Through Incidents Process Standard. 
Incidents and near misses are internally rated 
against potential or actual consequence 
and likelihood and assessed for their 
impact on our Stakeholders. This helps us 
identify significant incidents that warrant 
in-depth review and analysis. All actual and 
potential significant safety incidents are 
thoroughly investigated using the Incident–
Cause–Analysis Method (ICAM). Significant 
incidents are those deemed to have a high 
potential or actual serious consequence for 
our Stakeholders and include all recordable 
incidents and disabling injuries. 

2020 Safety Assurance  
Process update
To reflect our Employee Value Creation 
policy, OZ Minerals’ TRIF reporting 
methodology was updated in August 2020 
to include, where an incident is required 
to be reported, the associated work hours 
(Exposure Hours) in the TRIF rate calculation. 
All data reported from 1 January 2020 
was retrospectively adjusted to align with 
the updated methodology. Incidents and 
Exposure Hours associated with remote 
work in line with the Company’s move to 
more flexible work (i.e. working from home) 
and OZ Minerals-controlled business travel 
are now both included in the TRIF rate 
calculation.

Case Study: Insights HubAn OZ Minerals Strategic Aspiration is that We use data and technology for tactical decision making, repetitive work and to improve safety, allowing our people to focus on complex and innovative thinking. To inform our safety choices and proactively identify material trends in 2020, OZ Minerals developed an ‘Insights Hub’ that brings key datasets from all assets into a single platform to help us optimise data-based decision making. These data have the ability to provide rigorous scenario analysis to inform data-driven decisions for all elements of our Assets.84

CONTRACTOR MANAGEMENT

Stakeholder Value Creation 
Metric: Zero fatalities
In 2020 there were no fatalities within  
our direct and contractor workforces. 

Our projects are delivered in collaboration 
with contractors and suppliers, as we 
rely in part on their capabilities in the 
management of our operations. All contract 
partners must meet OZ Minerals’ Global 
Performance Standards and our Global 
Process Standards define the requirements 
and practices for working with contractors 
and suppliers. Major contractors are 
contractually obliged to comply with 

our Code of Conduct, relevant Value 
Creation Policies, standards and local level 
agreements. Contractors must respect our 
HWWT Principles and exhibit behaviour that 
ensures workforce safety. All contractors 
are subject to a pre-qualification process 
and are comprehensively evaluated against 
criteria including safety, health, environment 
and community aspects as well as risk 
management, internal auditing processes 
and employee management. Minimum 
criteria (safety, social and environment) and 
performance criteria (including operating 
performance and site management) are 
developed and applied to our contracts.

SAFETY PROGRAMS

We are committed to protecting the 
safety of our employees, suppliers and 
communities. We actively collaborate with 
all Stakeholders to prevent work-related 
injuries, incidents and illnesses. In 2020, in 
response to our changing context due to 
COVID-19, and flexible work, we introduced 
a number of initiatives to mature our 
safety culture with a focus on safety and 
wellbeing programs. Leadership plays an 
important part in our safety culture through 
demonstrating and promoting safety in 
our workplaces. All our employees and 
the employees of our contract partners are 
empowered to cease operations if necessary, 
to ensure the safety of the workforce. 
We are committed to preventing work-
related injuries and illnesses. Our key safety 
programs, such as the critical risk assurance 
program, are underpinned by internal 
auditing of compliance against our Global 

Performance Standards and identifying 
opportunities for continuous improvement 
through our risk management Process 
Standard that is centred around impacts  
on our Stakeholders.

Effective safety management means we: 

   take a risk-based approach to decision 

making based on impacts to OZ Minerals 
and our Stakeholders

   provide a safe working environment  

with supportive processes and systems 

   empower our workforce to raise safety 
issues before there is potential for an 
incident

   thoroughly investigate incidents when 

they occur

   implement controls to reduce the 

likelihood of recurring incidents using 
sound risk management practices.

Case Study: Prominent Hill Underground Mining  Services ContractIn 2020, the Prominent Hill Underground Mining Services Contract was awarded to Byrnecut Mining Services under an alliance contract model. A partnering approach was taken to inform the development and co-management of the Alliance. The Alliance model provides a platform and process for value creation, by structuring collaboration between the project teams to deliver alignment on measurement, and to set the priorities to drive performance and the behaviors within the Asset to optimise safety, production, environment and social performance.OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTsUstainaBiLit Y rePort

85

TRAINING AND EMERGENCY 
PREPAREDNESS

We continuously explore and adopt 
methods to ensure we grow the capability 
of our leaders and employees. Our Crisis 
Management Plan outlines the roles, 
responsibilities and processes that our 
corporate Crisis Management Team (CMT) 
would follow during a crisis event. We 
define a crisis as an event that seriously 
threatens people, operations, assets, the 
environment or our long term prospects 

and reputation. Our Assets have specific 
emergency management plans that outline 
the response in the event of an onsite 
emergency. We conduct scenario training 
with the operating Assets’ management 
teams and the corporate CMT. We hold 
regular emergency exercises, both desktop 
and practical, to test our emergency 
preparedness. 

Case Study: Crisis Management Team  At the onset of the COVID-19 pandemic, OZ Minerals activated our CMT in accordance with our Crisis Management Plan. The CMT is chaired by the CEO and includes representatives from operations, legal, commercial, safety, environment, community, communications and government relations. The CMT met multiple times per week over the course of the pandemic to evaluate the public health risk and coordinate our response in line with government restrictions in Australia and Brazil. Our sites quickly reduced onsite workforce to critical roles only, minimising the movement of people to and from the sites and within the community. Each site established disease transmission prevention protocols including travel pre-approvals, health screening, physical distancing, single-serve food, and onsite testing capabilities to minimise the risk  to those remaining on site.Case Study: Pedra Branca Underground Mine Development The Pedra Branca mine under construction is one of the only underground mines in the Carajás region of northern Brazil. In 2020, new Refuge Chamber Technology was installed that contains the ability to monitor occupants within the chamber closely during an emergency on site. When activated, the cameras send a live, recorded  stream of both the interior and exterior of the refuge chamber.86

ENVIRONMENTAL 
PERFORMANCE

Minimising our impact 
and caring for the 
natural environment.

We understand that how we manage 
our impact on the natural environment 
can directly, indirectly, or cumulatively 
impact our Stakeholders, in particular 
the values and livelihoods of our host 
communities and Land Connected 
and Indigenous Peoples. In 2020, 
we increased our focus on climate 
change and emissions, with significant 
progress made on implementing the 
Task Force on Climate-related Financial 
Disclosures (TCFD) framework. We have 
also increased our efforts regarding 
management of tailings storage facilities, 
in line with developments in industry 
standards and Stakeholder expectations. 
Reducing our emissions, water usage and 
waste generation to optimise our assets 
and reduce our impacts on Stakeholders 
are key areas for OZ Minerals that are 
supported by our Strategic Aspirations. 

SUPPORTING 
DOCUMENTS:

PERFORMANCE STANDARDS
ozminerals.com/uploads/docs/OZ_Minerals_
Global_Performance_Standards.pdf

2020 SUSTAINABILITY REPORT 
NAVIGATOR TOOL
ozminerals.com/sustainability

ENVIRONMENTAL ASSURANCE
p. 118

ENVIRONMENTAL PERFORMANCE 
DATA TABLE
p. 112-114

OUR CHOICES:
Strategic Aspirations 
   We strive to minimise water use  

and add value when we do.

   We will emit zero Scope 1 emissions  

and strive to systemically reduce Scope 2 
and 3 emissions across our value chain.
   We consume and produce in a way that 
generates zero net waste and creates  
value for Stakeholders.

Material Topics
   Tailings Storage Facilities (TSF), p. 92 
   Climate change and emissions, p. 87-88 
   Water, p. 91
   Biodiversity, p. 93

Our Performance: Stakeholder 
Value Creation Metrics
   Scope 1 & 2 emissions intensity  

(tCO2-e per t Cu Eq), p. 87

   Scope 1 & 2 absolute emissions, p. 87
   Net energy intensity (per t Cu Eq), p. 87 
   Water consumed (per t Cu Eq) / water 
withdrawal in areas of extreme water  
stress (%), p. 92

   Non-mineral waste produced (per t Cu Eq), 

p. 92

   Area (ha) disturbed in high biodiversity 

conservation areas, p. 93

   Renewable energy percentage, p. 87

Case Studies: 
   Capture the Spark, p. 17
   Australia’s first battery powered vehicle  
for underground explosive charging, p. 90

OZ MINERALSsUstainaBiLit Y rePort

87

CLIMATE CHANGE, ENERGY 
USE AND GREENHOUSE GAS 
EMISSIONS

PROGRESS AGAINST  
OUR TCFD ACTION PLAN

Stakeholder Value Creation 
Metric: Scope 1 & 2 absolute 
emissions
There was a slight decrease in Scope 1 
emissions (~1,800 tCO2-e) at our Australian 
assets and a small increase in Scope 2 
emissions (~11,500 tCO2-e). Our overall 
Scope 1 and 2 emissions footprint is higher 
in 2020 as we have included emissions from 
our Brazilian assets for the first time. 

Overview
We are a copper-core modern mining 
company providing a metal that is central 
to the transition to a low carbon economy. 
Where practicable, we use underground 
mining methods at our Assets which are 
currently less emissions intensive than open 
pit operations and provide a wider range 
of opportunities for emissions reduction. 
We seek to conduct our activities socially, 
ethically and in an environmentally 
responsible manner. Our operating assets 
in South Australia are connected to a grid 
that is forecast to reach 100 per cent net 
renewable energy by 2030 (currently circa 
56 per cent). Electricity used by our Brazilian 
Assets is already over 80 per cent renewable. 
Our West Musgrave Project maintains 
an ongoing commitment to an off-grid 
renewable power solution with a future 
focus on developing a roadmap to 100 per 
cent renewable electricity generation and 
reducing dependency on fossil fuels.

In 2020, we continued our focus on 
incorporating climate change opportunities 
and threats into our Strategy and business 
planning. We released 18 Strategic 
Aspirations which include emitting zero 
Scope 1 emissions and systematically 
reducing Scope 2 and 3 emissions. These 
Strategic Aspirations are supported by our 
Acceleration Priorities. In this year’s Annual 
and Sustainability Report, we released our 
Stakeholder Value Creation Metrics – which 
include energy and emissions – to illustrate 
our performance against our Strategy. 

We continued to deliver against our TCFD 
Action Plan, building on commitments made 
in 2019 to implement the framework. As 
outlined in the Action Plan, implementing 
the TCFD framework is a multi-year process. 
The following sections outline our progress 
against the TCFD categories in 2020. 

Stakeholder Value Creation 
Metric: Net energy intensity  
(per t Cu Eq) 
Energy intensity is similar across our assets, 
ranging from 16 to 18 GJ per t Cu Eq.  
Our overall group energy intensity is  
16.8 GJ per t Cu Eq.

Stakeholder Value Creation 
Metric: Scope 1 & 2 emissions 
intensity
Combined Scope 1 and 2 emissions 
intensity is fairly consistent across our 
assets, ranging from 1.4 tCO2-e per t Cu Eq 
to 1.7 tCO2-e per t Cu Eq.

Stakeholder Value Creation 
Metric: Renewable energy 
percentage
Our Assets are in jurisdictions with  
high renewable penetration, particularly  
in Brazil where over 80 per cent of  
grid electricity is renewable. Our  
South Australian assets operate on  
57 per cent renewable energy.

TCFD disclosures
Governance 
The Board Sustainability Committee, 
which met quarterly in 2020, maintains 
oversight of material sustainability risks 
(both opportunities and threats), including 
climate change. The Committee also 
supports the Board by maintaining oversight 
of strategy, governance and compliance 
relating to sustainability matters. In addition, 
the Committee monitors trends and 
developments in legislation and regulation 
(refer to Governance Section of the Annual 
and Sustainability Report, page 26).

Management implements OZ Minerals’ 
Governance structure and Risk Management 
Framework, which encompasses 
opportunities and threats associated 
with climate change. To further support 
management’s role in assessing and 
managing climate-related risks, a ‘deep dive’ 
was undertaken in 2020 with the Executive 
Leadership Team, led by the Group Manager 
Government Relations & Climate. The deep 
dive was designed to build understanding 
of physical and transition risks, and the 
context in which these are managed 
for OZ Minerals’ global business. Senior 
management also participated in a series of 
dedicated asset and project climate-related 
opportunity and threat workshops (see 
Strategy and Risk Management below). 

Strategy
The global energy system is shifting as 
the world decarbonises. Copper is an 
essential enabler of this transition as a 
core component of electric mobility and 
renewable energy, as well as the networks 
which connect them. As a modern mining 
company with a copper focus, we provide 
this critical element of the low carbon 
transition. Our Stakeholders are increasingly 
focused on sustainable production of copper 
and we are well placed to continue to meet 
these expectations.  

88

In 2020, OZ Minerals released our Strategic 
Aspirations and Acceleration Priorities. 
Climate change issues served as a key input 
in this process, resulting in our Aspirations 
to emit zero scope 1 emissions and strive 
to systematically reduce scope 2 and 3 
emissions across our value chain, strive 
to minimise water use and adding value 
when we do and consume and produce 
in a way that generates zero net waste 
and creates value for Stakeholders. These 
Aspirations are supported by Acceleration 
Priorities including reducing high-emissions 
energy use and baselining our Scope 3 
emissions.

CLiMate-reLated oPPortUnities  
and threats
As outlined in the Risk Management 
section of our TCFD disclosures, dedicated 
workshops were conducted with our 
Australian assets and projects to assess 
climate-related opportunities and threats 
in line with OZ Minerals’ Risk Management 
Framework. Assets and projects have 
developed specific controls and actions to 
progress the opportunities and manage the 
threats to suit their context, in line with 
the devolved operating model and Risk 
Management Framework.

sCenario anaLYsis
In 2020, we began scenario analysis with 
our Australian Assets, Prominent Hill and 
Carrapateena, to conduct assessments of 
physical climate-related risks. Assessments 
were based on a high-warming climate 
change scenario consistent with ~4°C above 
pre-industrial levels by 2100, with a ~2°C 
warming scenario used to test sensitivity. 

Specifically, climate change scenarios  
were developed using several inputs:

   Intergovernmental Panel on Climate 

Change (IPCC) Assessment Report 5 (AR5) 
Representative Concentration Pathways 
(RCPs) as a basis. In particular RCP 8.5  
and RCP 4.5. 

   The CSIRO’s Australian Climate Futures 
tool was used to project changes in 
climate variables (e.g. temperature, 
rainfall, extreme rainfall, solar radiation, 
etc.) at a scale relevant to OZ Minerals’ 
Australian assets.

   The results of the Climate Futures 

Tool were further supplemented with 
projections from the SA Climate Ready 
project, which provides dynamically 
downscaled climate projections for South 
Australia across six regions. Projections for 
the SA Arid Lands and Alinytjara Wilurara 
and Northern and Yorke regions are 
relevant to OZ Minerals.

Given the limited divergence between 
climate change scenarios over the next 
10–20 years, timeframes were not limited to 
current life of mine, but more appropriately 
reflective of life of province.

oPPortUnities – redUCing greenhoUse 
gas eMissions (transition)
Opportunities to reduce GHG emissions 
identified by OZ Minerals’ Assets and 
Projects included:

Intense rainfall events
   Potential impacts: Site access for supplies 
and shipment of product, direct impacts 
to infrastructure and operations, increased 
infrastructure maintenance requirements.

   examining options to increasingly  

   Mitigating controls: Reviewing road 

design specifications and maintenance 
arrangements to consider future extreme 
rainfall predictions, review of site 
drainage infrastructure, review supply 
chain inventory management considering 
potential for disruptions, consideration of 
potential extreme rainfall events in TARPs.

Risk Management 
Climate change has been identified as 
a strategic risk (both opportunities and 
threats) by OZ Minerals since 2017. In 
2020, a series of dedicated workshops 
with operational personnel and senior 
management were conducted with  
OZ Minerals Australian Assets and projects 
to Assess climate-related opportunities  
and threats in line with OZ Minerals’  
Risk Management Specification. In 2021, 
this work will be undertaken across all  
OZ Minerals’ Assets and projects. 

Risk assessment workshops provided a 
platform to build understanding of climate-
related risk in the context of the individual 
Assets. Threat workshops utilised scenario 
analysis based on IPCC AR5 (refer to 
Strategy section of our TCFD disclosures), 
while opportunity workshops focused 
on identifying greenhouse gas reduction 
initiatives to support OZ Minerals’ Strategic 
Aspirations. 

Consistent with OZ Minerals’ Risk 
Management Specification, climate-related 
risks (opportunities and threats) are captured 
in Asset and project risk registers. Controls 
and actions are captured against each risk, 
with regular review of progress. Risks are 
also reviewed regularly. 

As part of a review of OZ Minerals’ suite 
of Global Performance Standards in 2020, 
several Environment Performance Standards 
were updated to include considerations 
relating to assessment and management of 
climate-related threats and opportunities. 
Our Global Performance Standards enable 
us to effectively manage the material threats 
and opportunities that are common across 
OZ Minerals. The Standards apply to our 
employees, directors, officers, contractors, 
consultants, and any other party when 
undertaking work for or on behalf of  
OZ Minerals.

electrify vehicle fleet over time, particularly 
diesel-powered haulage (Scope 1)

   engaging with logistics partners to  
reduce transport emissions (Scope 3)

   Considering shifting demand peaks for 
energy-intensive plant and equipment 
to times of high renewable penetration 
(Scope 2)

   implementing new and different 
processing techniques to reduce  
mill energy consumption

   implementing Ventilation-On-

Demand projects which reduce energy 
consumption from underground 
ventilation systems (Scope 2)

   considering greater renewable energy 

procurement (Scope 2)

   evaluating onsite renewable energy 
options, particularly for site villages  
(Scope 2)

   improving data collection processes 

and analytics to monitor and identify 
opportunities for improvement.

threats – iMPaCts of CLiMate  
Change (PhYsiCaL)
Scenario analysis revealed extreme summer 
temperatures and intense-rainfall events 
to be the key potential climate-related 
physical impacts for Prominent Hill and 
Carrapateena. These impacts are managed 
as components of broader extreme weather 
threats by our Assets which maintain a 
suite of controls to reduce the impact. The 
threat of extreme weather was rated as 
Material for the Company according to the 
Risk Management Specification. Consistent 
with our risk management processes, re-
assessments are undertaken on a regular 
basis to capture changes in operations  
and climate over time.

The potential impacts and mitigating 
controls for extreme heat and intense  
rainfall events include:

Extreme heat
   Potential impacts: Employee safety 

(heat exposure), plant and equipment 
operation, power supply reliability, 
potential flight payload restrictions.

   Mitigating controls: Working in 

thermal conditions health and safety 
protocols, increased cooling capacity for 
underground ventilation, Trigger-Action-
Response-Plans (TARPs) and design 
specifications and standards to include 
predicted temperature increases.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTsUstainaBiLit Y rePort

89

Metrics and Targets
In 2020, we released our Stakeholder Value Creation Metrics which illustrate how we create value for our Stakeholders in line with our 
Strategy, building on our existing disclosures. We established a broader suite of metrics on which our Assets report monthly, including 
metrics associated with climate-related issues. These metrics complement our Strategic Aspirations and Acceleration Priorities released 
in 2020. As outlined in the Strategy section of our TCFD disclosures, our Strategic Aspirations and Priorities include emitting zero Scope 
1 emissions, striving to systematically reduce Scope 2 and 3 emissions across our value chain, minimising water use and consuming and 
producing in a way that generates zero net waste.

oUr tCfd aCtion PLan

TCFD category and 
recommended disclosures

2020 commitments 
Enhancing our approach

2020 actions

2021 actions 
Defining our performance

>2022 
Maturing our approach

   Climate opportunity and threat 
workshops with Assets/Projects, 
SME input on risk assessments, 
Scope 3 Framework developed
   Global Performance Standards 

reviewed and updated to include 
aspects of climate risk

   Bi-annual review of climate-related 

control actions

   Continue to build employee 
capability regarding climate-
related risk

   Further build internal capability, 
including Scope 3 emissions

   Review governance 
approach to climate-
related threats and 
opportunities

   Review climate-related 
roles and responsibilities

   Consider material 

climate-related threats 
and opportunities in 
Asset planning

   Enhance suite of internal 
decision-making tools

   Climate-risk (threat and 

opportunity) workshops conducted 
with Assets/Projects using physical 
climate scenarios

   Engagement with analysts and peer 
benchmarking of climate change 
risk management approaches

   Exploration of partnering 

opportunities to reduce Scope 1 
and 3 emissions

   Benchmarking of key metrics  
and disclosure standards  
(Metrics Project)

   Emissions reduction Strategic 
Aspirations and Acceleration 
Priorities

   Carbon pricing increasingly  
used and included in 2021  
business planning

   Conduct further physical and 
transition climate-related 
opportunity and threat assessment 
using scenario analysis, 
incorporating assets and corporate 
functions. Consider outcomes as 
part of annual strategy reviews
   Implement priority control actions
   Further refine internal decision-

making tools (e.g. carbon pricing)

   Undertake transition risk 

assessment using scenarios 
aligned to Paris Agreement goals
   Consider approaches for financial 

analysis and disclosure

   Enhance suite of GHG reduction 

tools

   Review and assessment of  
extreme weather (physical)  
risks at Australian assets
   Review and assessment of  

GHG reduction opportunities  
at Assets and Projects
   Capability building with  

Brazil team 

   Review of Corporate GHG 

emissions risks

   Ensure climate-related opportunity 
and threat control ownership is 
clearly defined

   Further refine approach 
to climate-related risk 
management

   Support risk owners to manage 
climate-related opportunities  
and threats 

   Review and update physical 
climate risk assessments

Governance

a)  Board’s oversight of climate-

   Further build capability  

related risks and opportunities

b)  Management’s role in assessing 
and managing climate-related 
risks and opportunities

across business to implement 
TCFD via The OZWay

   Gap analysis of climate risk 

management into governance 
practices (Policies, Global 
Performance and Process 
Standards)

Strategy

a)  Climate-related opportunities 
and threats the organisation 
has identified over short, 
medium, and long term

   Begin asset scenario analysis
   Consult with key Stakeholders 

and undertake peer and market 
benchmarking

b)  Impact of climate-related risks 
and opportunities on business 
strategy and financial planning

c)  Resilience of organisation’s 
strategy, including to a 2ºC  
or lower scenario

   Further explore strategic 
partnering opportunities

   Introduce climate adaptation  
to Transformation function

   Integrate climate risk,  

including carbon pricing into 
investment decisions and  
project evaluations

Risk management

a)  Process for identifying and 

   Review current  

assessing climate-related risks 
and opportunities

climate-related risks

b)  Process for managing climate-
related risks and opportunities

c)  How climate-related risk 

management is integrated into 
overall risk management

Metrics and targets

a)  Metrics used to assess climate-
related risks and opportunities 
in line with Strategy and risk 
management processes

b)  Scope 1 and 2 GHG emissions, 
and if appropriate, Scope 3

c)  Targets used to manage 
climate-related risks and 
opportunities and performance 
against targets

   Consider appropriate metrics 
   Establish quarterly reporting  

by Assets of key metrics

   Benchmarking of disclosure 
frameworks, standards and  
peers’ approaches

   Develop plan for public reporting 
on financial related disclosure  
of climate related risk

   Engagement with ESG analysts  

   Integrate performance reporting 

   Continue to report  
on material metrics
   Report performance 
against Strategic 
Aspiratons and goals
   Leverage Stakeholder 

re disclosures

   Establishment of internal monthly 
Asset metrics reporting framework

   Development of Stakeholder  

Value Creation Metrics

into disclosures (annual, quarterly, 
monthly, website) 

   Support delivery of Asset/Project 
GHG reduction opportunities

Value Creation Metrics  
to embed performance 

   Baseline Scope 3 emissions
   Report against Stakeholder  

Value Creation Metrics

90

Case Study: Australia’s first battery powered  
vehicle for underground explosive charging
As part of realising our Strategic Aspirations, Carrapateena is committed to 
investigating various technologies and strategies to reduce GHG emissions at site. 
This commitment has seen the Asset trial a variety of electric vehicles in 2020, one of 
which is the Charmec MC 605 VE SmartDrive. It is Australia’s first battery-powered 
zero emissions vehicle for underground explosive charging. This has complemented 
the ongoing Zero Automotive partnership that is developing the ZED70 Ti electric light 
vehicle. The new, street-legal ZED70 Ti includes a specifically selected Li-Ion battery 
chemistry, battery housing, control systems and charging capability to endure the  
hyper saline underground environment at Carrapateena.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTsUstainaBiLit Y rePort

91

WATER

* Water stress as defined by the World Resources Institute 
Aqueduct Water Risk Atlas.

AIR QUALITY

Stakeholder Value Creation 
Metric: Water consumed per 
tonne copper equivalent  
In 2020, our Australian assets consumed 
between 0.06 and 0.08 ML per t Cu Eq. 
Carrapateena recycled 59 per cent of water, 
while Prominent Hill recycled 22 per cent.

Water is an essential component for our 
operations and a resource our Stakeholders 
rely on. Each of our assets and the context in 
which they operate is unique. As such, they 
independently monitor and work to optimise 
the net water consumed per equivalent 
copper tonne, conscious of the need to 
protect life on land and to responsibly 
consume a critical and potentially shared 
resource. We recognise the need to manage 
our use of water and have incorporated 
this in our Strategic Aspiration to strive to 
minimise water use and add value when  
we do. 

Our Australian assets, Prominent Hill and 
Carrapateena, are located in arid areas 
and are dependent on groundwater to 
sustain operations. Groundwater wellfields 
at Prominent Hill are located on nearby 
pastoral stations, where pastoralists draw 
water from shallower or discrete aquifers in 
the majority of cases. Carrapateena utilises 
hypersaline water that is not suitable for 
pastoral activities. 

This hypersaline water is processed via a 
reverse osmosis water treatment plant to 
provide potable water. The Carrapateena 
Tjungu Camp provides treated greywater 
suitable for livestock consumption to the 
local pastoralist to add value to the pastoral 
operations. 

Our water monitoring program involves 
measuring and monitoring water levels and 
quality in previously agreed pastoral wells, 
as well as conducting sediment monitoring, 
including metal concentrations and 
acidity, to detect any potential changes in 
downstream surface water quality. 

Our Carajás Hub Assets in Brazil are 
situated in a region with a high annual 
rainfall of over 1,800 mm. Our Antas 
mine in the Carajás manages a Water 
Resources Management Program which 
aims to monitor and evaluate surface and 
groundwater. 

Stakeholder Value Creation 
Metric: Water withdrawal in areas 
of extreme water stress (%)
No OZ Minerals assets withdraw water  
in areas of extreme water stress.*

Dust is among the largest air quality 
emissions from the majority of our 
operations, generated by stockpiling 
materials and vehicles moving over 
unsealed surfaces. All assets monitor 
and manage air quality via an Air Quality 
Management Plan as per the Air Emissions 
Performance Standard. As our operations 
transition to underground, our dust 
impacts have reduced. Control measures 
to reduce the amount of dust we generate 
include active dust suppression on roads, 
speed restrictions, and regular road 

maintenance. Sampling verifies that our 
air quality management has effectively 
mitigated adverse impacts on workers, 
the community and the environment at 
Prominent Hill, Carrapateena and Carajás 
Province. There are no ozone-depleting 
substances, persistent organic pollutants or 
stack emissions produced at these Assets. 
Air quality is also affected by sulphur and 
nitrogen oxides that are generated by 
burning fuels. Gases like carbon monoxide 
and oxides of nitrogen are generated during 
blasting. 

92

WASTE AND TAILINGS

Stakeholder Value Creation 
Metric: Non-mineral waste 
produced per tonne of copper 
equivalent 
Non-mineral waste intensity across our 
assets ranges from 0.02 t per t of Cu Eq to 
above 0.1 t per t Cu Eq. Generally waste 
intensity is higher at newly constructed 
assets as more materials are utilised in 
bringing the operation to production.

OZ Minerals has active tailings facilities 
at Prominent Hill and Carrapateena in 
Australia, and at the site of the Antas 
mine in the Carajás East Hub in Brazil. The 
Carajás East Hub also processes ore from 
the Pedra Branca satellite mine. In line with 
our Global Performance Standards, in 2020 
all tailings facilities underwent inspections 
by independent geotechnical engineering 
specialists with experience in the design, 
operation and auditing of tailings dams. The 
results of inspections were reported to the 
Board Sustainability Committee.

Prominent Hill has one Tailings Storage 
Facility (TSF) located within the Integrated 
Waste Landform (IWL) which includes the 
Waste Rock Dump (WRD). As an IWL, the 
TSF is surrounded by a wide buttress of mine 
waste forming the Southern WRD within 
which a clay-lined perimeter embankment  
is constructed. The TSF is constructed with 
the downstream construction method. 

Carrapateena ramped up to reach a mine 
production rate of 4.25 Mtpa during 
November 2020, following achievement of 
the milling nameplate rate in March 2020. 
The Carrapateena Mine Stage 1 TSF is a 
cross valley starter embankment. The initial 
lift (Stage 2) has been constructed using 
a downstream raise methodology with 
similar construction materials to the starter 
embankment. Subsequent raises (Stages 
3-6) will be constructed using an upstream 
raise methodology using consolidated 
tailings with waste rock armouring of the 
downstream faces.

The Antas mine TSF embankment has been 
raised only once using the downstream 
construction method.

Our Tailings Global Performance Standard 
applies across the Company and sets 
out our approach to managing tailings 
within the TSFs. The Standard is written 
to ensure TSFs are designed, constructed 
and managed to provide for the safe, 
long term impoundment of mine tailings 
and residues to prevent uncontrolled 
releases and seepage to groundwater. We 
conduct groundwater sampling to monitor 
parameters such as depth to water, salinity, 
pH, and metal concentrations as part of 
our tailings management. OZ Minerals’ 
Australian TSFs have been designed, 
constructed and operated in accordance 
with ANCOLD (Australian National 
Committee on Large Dams) requirements. 
In Brazil, quality assurance and monitoring 
activities are undertaken as normal course of 
business with bi-monthly reporting provided 
to the Mines Department (ANM).

We are currently completing reviews of 
our Tailings Global Performance Standard 
and are considering the recently-published 
Global Industry Standard on Tailings 
Management as part of that review.

No potential acid-forming (PAF) material  
was mined at Prominent Hill or Carrapateena 
over the reporting period, with the Assets 
producing 3,483,354 tonnes and 1,574,528 
tonnes of waste rock, respectively. Most 
of the waste rock generated is placed in 
rock dumps, with a proportion of non-
acid forming (NAF) rock used to construct 
mine infrastructure, such as the TSF and 
roads. When PAF rock is encountered, it is 
encapsulated in designated PAF cells within 
the waste landform. These PAF cells are 
then encapsulated within NAF rock using 
physical control measures to prevent surface 
water runoff and subsequent environmental 
impacts. 

Case Study: Commissioning of Prominent Hill Malu Paste PlantThe management of mine tailings has been associated with significant safety incidents globally impacting stakeholders. In 2020, Prominent Hill commissioned the Malu paste plant to utilise this waste stream as a valuable resource to support the mining process by using it in underground mining areas that require backfilling. This utilisation of tailings as a substitute has reduced reliance on the Prominent Hill TSF, reducing risks for all stakeholders associated with storage, management, closure and licensing.OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTsUstainaBiLit Y rePort

93

LAND AND BIODIVERSITY

Stakeholder Value Creation 
Metric: Area (ha) disturbed in 
high biodiversity conservation 
areas
No land was disturbed in high biodiversity 
conservation areas at our Assets during 
2020.

OZ Minerals has established and continues 
to manage Significant Environmental Benefit 
(SEB) offset areas at our Prominent Hill and 
Carrapateena mines. The SEB offset areas 
support habitat by managing threatening 
processes during operations and restoration 
of selected onsite areas cleared to enable 
mining activities. Flora and fauna monitoring 
of the SEB offset area at Prominent Hill 
has been continuously undertaken since 
2006 and has identified the presence of 
three threatened species; the nationally 
threatened Plains mouse and Thick-billed 
grasswren (eastern subspecies), both listed 

as vulnerable under the Environment 
Protection and Biodiversity Conservation 
Act 1999 (Cth), and the Chestnut-breasted 
whiteface listed as rare under the National 
Parks and Wildlife Act 1972 (SA). All three 
species are also listed in the International 
Union for Conservation of Nature’s 
(IUCN) Red List of Threatened Species. At 
Carrapateena, the nationally threatened 
Plains Mouse occurs within the project area, 
while a further three species listed under the 
National Parks and Wildlife Act 1972 (SA) 
have been identified as occurring within or 
in proximity to the project, including the 
plant species Frankenia subteres (rare), the 
Perigrine falcon (rare) and the Australian 
bustard (vulnerable). Two environmental 
offset areas are established to support the 
Carrapateena mine. In the Carajás region, 
our teams have cultivated a nursery to 
support the maintenance of local biodiversity 
and revegetate disturbed areas.

Case Study: Plains Mouse Motion Capture In 2020, OZ Minerals Carrapateena established a low impact, year-round surveillance for the nationally protected species, the Plains mouse. The project is a partnership between OZ Minerals, engineering consultancy Jacobs and our pastoralist neighbours  at South Gap Pastoral Station. Camera traps were set up at eight locations in the Northern SEB offset. Each location featured a night-active motion sensor camera and a bait to attract the Plains mouse and any other small marsupials or larger mammals. The aim of this first phase was to gain a greater understanding of the gilgai habitat while also gathering data on Plains mouse populations in the area. This project involved a high level of collaboration with ecologists and landowners and will provide a greater understanding of Plains mouse distribution in a broader regional sense. The OZ Minerals detection methodology, which aligns to objectives within the National Recovery Plan, has been revised to provide a more accurate understanding of population response dynamics following large rain events which are the catalyst for boom cycles.94

REHABILITATION  
AND CLOSURE

The potential social and environmental 
impacts of mine closure are considered 
throughout mine life through regular 
engagement with Stakeholders. To further 
understand these impacts and identify 
new opportunities, OZ Minerals joined 
the Cooperative Research Centre for 
Transformations in Mining Economies 
(CRC TiME) in 2020. CRC TiME brings 
together over 70 leading mining and mining 
service companies, regional development 
organisations, State and Commonwealth 
governments and research partners. 
This unique coalition brings scale and 
coordinated investment into innovative 
research that addresses the complex 
challenges associated with mine closure  
and relinquishment.

OZ Minerals’ South Australian operations 
have documents and programs detailing 
closure, including the Supporting Works 
Plan and the Programs for Environment 
Protection and Rehabilitation (PEPRs). 
The Supporting Works Plan is reviewed 
annually to ensure closure assumptions are 
in line with current operational activities. 

The documents include rehabilitation and 
closure completion criteria to achieve 
post-mining designated land use and to 
minimise environmental liabilities. Closure 
planning is updated throughout the mine’s 
operational life to identify and reduce risks 
and unknowns over time. As part of this 
process, estimated costs of rehabilitating, 
decommissioning, and restoring the areas 
disturbed during the operation of the 
mine are evaluated and provided for, and 
progressive rehabilitation is undertaken 
where possible. At Prominent Hill, a 
mature mine, rock armouring of the North 
Waste Rock Dump has been completed 
and the rock armouring of the South 
Waste Rock Dump is nearing completion. 
Rock armouring of the TSF is 85 per cent 
complete. Stakeholder engagement on 
mine closure occurs throughout a mine’s 
life. The potential social and environmental 
impacts of mine closure are considered in 
our conversations with all stakeholders. 
We support community initiatives and 
sustainable local businesses as a part of  
our community engagement program.

Case Study: Cooperative Research Centres (CRC) Transformation in Mining Economies (TiME) CollaborationA Life of Mine plan for resource extraction can effectively integrate progressive closure and rehabilitation into mine development, expansion and operation while retaining the opportunity to create a ‘second life’ for assets. OZ Minerals is partnering with Cooperative Research Centres for Transformation in Mining Economies (CRC TiME) which brings together over 70 partners across all stakeholder groups to help inform  our closure and rehabilitation planning and processes. In December 2020, OZ Minerals in conjunction with CRC-TiME, Adelaide University, University of South Australia and the University of Western Australia held workshops to collaborate on opportunities to build these concepts into the scopes for the Prominent Hill Expansion (PHOX) study  and Carrapateena Expansion (CarraX) study.OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT95

96

SOCIAL 
PERFORMANCE

OUR CONTEXT: 
Understanding the needs and interests 
of our Stakeholders informs our Choices 
and how we can create value. We 
understand that every stakeholder, 
context and host community is unique. 
Our Risk Management Specification 
considers opportunities and threats and 
focuses our decisions on the impact 
of our actions on our Stakeholders. 
Our Global Performance Standards set 
out our minimum mandatory control 
requirements, encourage co-development 
with Land Connected and Indigenous 
Peoples and other Stakeholders. They 
also provide processes to ensure all 
decisions are underpinned by Free Prior 
and Informed Consent (FPIC).

SUPPORTING 
DOCUMENTS:

PERFORMANCE STANDARDS
ozminerals.com/uploads/docs/OZ_Minerals_
Global_Performance_Standards.pdf 

VALUE CREATION POLICY
ozminerals.com/uploads/docs/191024_ 
OZL_Value_Creation_Policies.pdf 

OZ MINERALS SPONSORSHIPS
ozminerals.com/sustainability/sponsorship/ 

VOICE TREATY TRUTH STATEMENT
ozminerals.com/sustainability/voice-treaty-
truth/

MODERN SLAVERY ACT STATEMENT
ozminerals.com/sustainability/modernslavery

OUR CHOICES:
Strategic Aspirations 
   Our business model empowers assets  
to optimise for their local conditions.
   We deliver the activities along our value 
chain to enable our local Stakeholder 
aspirations for generations to come.

   We work closely with our Stakeholders to 

create mutual value by building each other’s 
capability and capacity.

   Our Assets are brought to full value early 
through a rapid approach to our project 
pipeline and provide optimal value for 
Stakeholders. 

Material topics
   Land Connected and Indigenous Peoples 
(including Cultural Heritage), p. 98, 100

   Climate change and emissions, p. 87
   Procurement Practices and business ethics, 

p. 104 

   Human rights, p. 101

   Partnerships and Social performance, p. 98  
   Water, biodiversity and energy, p. 87, 91, 93
   Economic performance, p. 102
   Employment, Training and Education, p. 109 

Our Performance: Stakeholder 
Value Creation Metrics
   Workforce – local / state / out of state / Land 
Connected and Indigenous Peoples, p. 117

   Local employment and value spent  

with local suppliers, p. 114

   Average duration for resolution of concerns, 

complaints and grievances, p. 97

   Unauthorised cultural heritage breaches 
/ significant environmental and social 
incidents, p. 100

   Social contribution – quantity and case 

studies, p. 103

   Partnering case studies, p. 98
   Modern Slavery Act implementation  

and Number of incidents, p. 101

OZ MINERALSsUstainaBiLit Y rePort

97

WORKING WITH 
STAKEHOLDERS

Stakeholder Value Creation 
Metric: Number and average 
duration for resolution of 
concerns, complaints and 
grievances
We recorded two complaints in our 
Stakeholder Management System for 2020. 
The average resolution time was 7 days.

We seek to build and maintain strong, 
transparent, supportive relationships with 
all Stakeholders. We operate in host and 
local communities based on the principles 
of quality contact, and procedural and 
distributional fairness. Our Assets have 
Stakeholder engagement programs based 
on sustained, ethical and context specific 
engagement processes with regulatory 
bodies, suppliers, government agencies, 
communities, Land Connected and 
Indigenous Peoples on which we may have  
a direct, indirect or a cumulative impact. 

We understand our activities will have 
an impact and each host community has 
unique knowledges, experiences, histories 
and values. Our approach is to work 
collaboratively to identify shared aspirations 
and benefit from our activities. Working this 
way ensures collaboration, input and co-

design from local Stakeholders and provides 
the opportunity for us to understand 
the environmental, social and economic 
implications of our work, and minimise 
adverse impacts. We also engage with key 
special interest groups and stakeholders 
who may potentially be affected by Asset 
activities to better understand stakeholder 
values and potential impacts. We provide 
accurate and fit-for-purpose information 
in a timely manner and anticipate, and 
proactively address, community and 
stakeholder issues and concerns as part 
of the engagement process. Our Global 
Performance Standards require culture 
and context specific mechanisms to be 
in place, to capture feedback, concerns, 
complaints and grievances so they are 
promptly and appropriately addressed. 
Our Asset local level agreements contain 
no clauses restricting Stakeholders’ rights 
or ability to escalate concerns. Our Asset 
general managers have structured and 
direct relationships with Land Connected 
and Indigenous Stakeholders. Each Assets’ 
community relations function monitors 
and reviews major communication and 
consultation activities to assess their 
effectiveness and promote internal and 
external stakeholder feedback.

Case Study: Stakeholder Engagement How we engage and maintain our stakeholder relationships is important to us.  In 2020, OZ Minerals hosted visitors to our Prominent Hill site from the Woomera Prohibited Area (WPA) Advisory Board. The WPA Advisory Board provides guidance around coexistence arrangements in the WPA and is supported by the relevant Commonwealth and South Australian Government agencies.98

PARTNERING AS A  
STRATEGIC ENABLER

LAND CONNECTED AND 
INDIGENOUS PEOPLES

VOICE, TREATY, TRUTH
ozminerals.com/sustainability/voice-treaty-
truth/ 

Stakeholder Value Creation 
Metric: Partnering Case Studies
Enabled by Partnering, in 2020, we 
continued to co-develop and pursue  
value creation with our Stakeholders.

   Antakirinja Matu-Yankunytjatjara 

Aboriginal Corporation  
‘Tjunguringanyi’, p. 99

   Kokatha Aboriginal  
Corporation, p. 100

   Prominent Hill Underground  

Mining Alliance, p. 84

   Global Maintenance Upper  

Spencer Gulf, p. 104
   Capture the Spark, p. 17

Partnering has been an element of  
OZ Minerals’ Strategy since 2019. We 
believe Partnering provides us a process 
by which we can collaborate and draw 
upon expanded skills and competencies for 
mutual benefit enabling us to create value in 
different contexts with diverse Stakeholders.

In 2020, developing a partnering framework 
for application across the Company was 
identified as an Acceleration Priority. The 
focus on partnering follows successful 
partnerships established with Traditional 
Owner groups at Prominent hill and 
Carrapateena, and the partnership with 
Global Maintenance Upper Spencer Gulf 
(the local industry body).

As each community and Asset is unique,  
a comprehensive understanding of the 
history, knowledge systems, world views, 
values, beliefs and experiences of host 
communities is required to underpin 
ethical, respectful, inclusive and effective 
engagement. At our Prominent Hill and 
Carrapateena Assets, the general managers 
have a direct, structured, regular and 
sustained liaison with Traditional Owners. 
Our current Brazilian Assets’ workforces 
reside locally and are not located in 
areas occupied by Land Connected and 
Indigenous Peoples. The requirements 
regarding engagement with Land Connected 
and Indigenous Peoples are set out in the 
OZ Minerals Land Access, Acquisition and 
Resettlement Global Performance Standard. 
In line with the Standard, each asset must 
operate in accordance with the principles of 
the United Nations Declaration of the Rights 
of Indigenous Peoples (UNDRIP). 

In Australia, we recognise and respect the 
unbroken cultural connection and cultural 
authority of Aboriginal and Torres Strait 
Islander Peoples. Our value creation and 
partnering approach is based on our ability 
to ensure all decisions are underpinned by 
FPIC, equity, transparency, reciprocity, and 
respect. Partnering has provided us with a 
process to collectively build sustained mutual 
respect and knowledge to deliver genuine 
partnerships with our Traditional Owners. 
Partnering has enabled relationships 
underpinned by trust, transparency, ethical 
listening, respect and integrity. It allows 
us to build a common understanding 
and language, identify opportunities and 
continually learn from each other to work 
towards shared goals. 

Voice, Treaty, Truth
We recognise Aboriginal and Torres Strait 
Islander Peoples as the first people of 
Australia and the importance to all of us 
for their voice to be heard. We support 
efforts being made to achieve this next 
step in National Recognition. In support of 
the principles of Voice, Treaty and Truth, 
we undertake to continue working with 
our Traditional Owner partners in the spirit 
of shared value and mutual obligation to 
create sustainable benefits by leveraging, 
developing and building on our shared 
aspirations, while protecting and respecting 
country and culture. 

Our commitment is enshrined in our 
partnering agreements that inform the 
management of our production Asset 
specific Native Title Mining Agreements. 

   Kokatha Aboriginal Corporation and 

Carrapateena Mine – Nganampa palyanku 
kanyintjaku ‘Keeping the future good  
for all of us’. 

   Antakirinja Matu-Yankunytjatjara 

Aboriginal Corporation (AMYAC) and 
Prominent Hill Mine – Tjunguringanyi – 
tjaku ‘Coming together’.

   Our West Musgrave Project is in the 

process of developing our relationship 
with the Yarnagu People of the 
Ngaanyatjarra Lands.

reConCiLiation aCtion PLan (raP)
The nature of our business and industry 
enables us to have direct and long-standing 
relationships with Traditional Owners 
(Land Connected and Indigenous Peoples). 
After extensive consultation with our 
Traditional Owners, it was their view that 
our Partnering Agreements superseded a 
collective company RAP.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTsUstainaBiLit Y rePort

99

Case Study: Tjunguringanyi (working together) Antakirinja Matu-Yankunytjatjara Aboriginal Corporation (AMYAC) and OZ Minerals Prominent Hill’s Native Title Mining Agreement (NTMA) was established with the Antakirinja Matu-Yankunytjatjara Aboriginal Corporation (AMYAC) in 2006. Since then, the goals and aspirations of AMYAC and OZ Minerals have evolved significantly. This passage of time prompted a re-examination of our Agreement in early 2019 to ensure it is fully realising the mutual benefits of mining through collective commitment and investment. A three day ‘health check’ workshop was held to share lessons from the past, our mutual aspirations, and agree on how to best achieve our goals. The process that emerged from the health check was Tjunguringanyi or ‘Working Together’. The health check workshop was attended by the AMYAC Board, senior community members and OZ Minerals’ CEO and executive team members. We have now developed a shared vision and values that have become the benchmark for how we work together. They shape our expectations for how we operate at Prominent Hill and promote a diverse and inclusive workplace for AMYAC workers  and Indigenous employees more broadly. Tjunguringanyi has enabled an increase in Indigenous employment at Prominent Hill, from five per cent in 2018 to more than 9 per cent in December 2020. The shared values of Tjunguringanyi are:  Kulini – listening to each other   Ngarpartji Ngarpartji – reciprocity   Kunpun – sustainability  Nintiringanyi – making informed decisions.Tjunguringanyi is centred around our collectively agreed values illustrated in the graphic above, and functions with structured meetings held quarterly with the leaders of each organisation. This process has contributed to a much deeper understanding of each organisation’s values and of the impacts of our actions. Open honest and transparent dialogue has challenged assumptions and broken barriers that have been critical in maintaining and enhancing how we work together during the disruption of COVID-19.In 2020 the Antakirinja Matu-Yankunytjatjara Aboriginal Corporation (AMYAC) and OZ Minerals were jointly recognised and received the Premiers Award for Energy and Mining for Community – See short video youtube.com/watch?v=tdSTiV-plI4100

CULTURAL HERITAGE

Stakeholder Value Creation 
Metric: Unauthorised cultural 
heritage breaches/significant 
environmental and social 
incidents
In 2020, we did not record any 
unauthorised cultural heritage breaches 
or significant social or environmental 
incidents at our operations

We recognise that cultural heritage is 
the endowment that each generation 
receives and passes on. We understand 
the fundamental role the respect and 
preservation of culture and heritage plays in 
how we partner with Land Connected and 
Indigenous Peoples in Australia and globally. 
We understand that in many contexts, the 
land and natural resources with which we 
interact are tied to the Land Connected 
Peoples’ culture and can be the basis of all 
social identity and development. 

When developing local level agreements to 
enable resource extraction, we consider that 
protecting and managing cultural heritage 
assets jointly with communities contributes 
to the quality of our relationships and 
is a foundation for creating value for all 
stakeholders. 

Our Cultural Heritage Global Performance 
Standard requires all Assets to work with 
Land Connected and Indigenous Peoples 
to proactively respect and protect heritage. 
At all stages of our project development 
lifecycle, we seek to collaborate and partner 
with Land Connected and Indigenous 
Peoples to co-develop the Asset footprint 
and fit for purpose cultural heritage 
management plans and awareness training. 
Cross-cultural awareness training programs 
are offered to all contractors and employees. 
The training includes raising awareness on 
heritage and artefact finds and the protocols 
for working in areas of cultural significance.

Case Study: Partnering on Cultural Heritage Management  for Carrapateena Project Development OZ Minerals and the Kokatha Aboriginal Corporation (KAC) partnered to inform the development of the Carrapateena mine. Since 2016, extensive cultural heritage survey works have been completed to define the location and construction methodology of the project infrastructure including but not limited to the Tjungu village and airstrip, bore fields, processing infrastructure, Tailings Storage Facility, communications infrastructure, electricity infrastructure and access roads. To enable this extensive development of the Carrapateena Project, teams and representatives from the Kokatha Aboriginal Corporation established a cultural heritage services business that completed over 210 days of cultural heritage surveys, equating to over 17,800 hours of field work.This early engagement and collaborative fieldwork enabled Stakeholder values to inform the design of the project and was enshrined in the Partnering Agreement, Nganampa palyanku kanyintjaku ‘Keeping the future good for all of us’. This Partnering orientation to project development created value for all stakeholders by embedding the joint values of both organisations to ensure all decisions were based on FPIC. During construction of the Carrapateena mine, Kokatha Aboriginal Corporation cultural heritage monitors were on site for over 418 days pre-pegging work areas prior to land disturbance activities and monitoring land disturbance works. This collaboration with the Kokatha Aboriginal Corporation and the Carrapateena Project team enabled the completion of construction on schedule with no cultural heritage breaches and no unauthorised land disturbance activities. During the project duration, over 26,000 hours of field work was completed with no lost time injuries.OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTsUstainaBiLit Y rePort

101

HUMAN RIGHTS

PERFORMANCE STANDARDS 
ozminerals.com/uploads/docs/OZ_Minerals_
Global_Performance_Standards.pdf

Stakeholder Value Creation 
Metric: Number of human rights 
incidents
In 2020, we did not identify any Human 
Rights incidents or instances of Modern 
Slavery in our operations or supply chains.

Our Human Rights Global Performance 
Standard is guided by international 
guidelines, including the UN Guiding 
Principles on Business and Human Rights, 
United Nations Universal Declaration 
on Human Rights, Voluntary Principles 
on Security and Human Rights (VP), 
International Labour Organisations (ILO) 
Conventions and the International Council 
on Mining and Metals (ICMM) Principles. 

We further reinforce our expectations 
of employees, contractors and suppliers 
through our Code of Conduct and 
Stakeholder Value Creation Polices. We 
have a variety of programs to promote 
compliance and ethical business. Asset 
induction training raises awareness of 
human rights responsibilities with senior 
management, employees, contractors 
(particularly security personnel), and other 
Stakeholders in the Asset’s sphere of 
influence. Maintaining and improving our 
systems and processes helps to minimise  
the risk of human rights abuses in  
our operations or in our supply chain  
(Modern Slavery).

MODERN SLAVERY 

MODERN SLAVERY ACT STATEMENT
ozminerals.com/sustainability/modernslavery

ANTI-BRIBERY  
AND CORRUPTION  

Stakeholder Value Creation 
Metric: Modern Slavery Act 
implementation 
In 2020, we undertook the pre-work 
required in order to release in conjunction 
with this report our first Modern Slavery 
Statement (February 2021) as part of how  
we protect and manage human rights in 
our Assets and supply chains.

We seek to address the risk of Modern 
Slavery in our operations and supply chains 
and comply with the Modern Slavery Act 
2018 (Cth). Our people are our best defence 
in identifying and helping us to address any 

instances of modern slavery. It is therefore 
critical they understand what modern slavery 
is and how to detect it. We also want them 
to understand how our modern slavery 
risk management fits into our broader risk 
management activities. We use a variety 
of different forums and tools to raise this 
awareness. For example, our online modern 
slavery training includes defining what 
Modern Slavery is, what our responsibilities 
are and how to identify instances of modern 
slavery.

We continue to work with our supply chains 
to meet the new reporting obligations.

The OZ Minerals public and internal facing 
Anti-Bribery and Corruption material was 
updated in 2020. OZ Minerals has public-
facing speak-up material, which is supported 
by an internal ‘Speak Up’ Global Process 
Standard, to provide people with pathways 
and options to elevate concerns about 
ethical and appropriate behaviour.

Case Study: CentroGold Training in Human RightsIn 2020 all employees and contractors of the CentroGold project received Human Rights and Ethics training on the UN Voluntary Principles and Human Rights on  Security, and Code of Conduct.102

ECONOMIC PERFORMANCE 
AND SOCIO-ECONOMIC 
CONTRIBUTIONS

Stakeholder Value Creation 
Metric: Social contribution – 
quantity and case studies
Our total economic contribution for  
2020 was more than $1.39 billion  
and included: 

   more than $79.2 million in wages and 

benefits in Australia and Brazil

   payments to Suppliers of over  

$1.13 billion

   $74.6 million in dividends to shareholders 
   $57.8 million in royalties and  

$48.3 million in taxes

   $2.3 million in social contributions 

including ongoing partnerships, bushfire 
relief and through our COVID-19 
Stakeholder Support Program.

Operating a sustainable and successful 
company allows us to create economic value 
for our Stakeholders. 

We make significant contributions to local, 
regional and national economies directly 
through the payment of taxes and royalties, 
income taxes, social investment, payment of 
dividends, and payments to our workforce 
and suppliers. 

Prominent Hill and Carrapateena 
significantly contribute to local and regional 
economies. Operationally, significant 
value is generated through employment 
both directly and through our contracting 
partners, and investments in community 
development initiatives and programs. The 
direct benefits of our investments include 
improved infrastructure, health, safety 
awareness, education and training, and local 
business development. The vast majority of 
the Carajás workforce are from the local 
community. More details are available in 
the Financial Report (page 36) and in the 
socioeconomic performance tables of this 
section of the report (page 112-117).

Stakeholder Value Creation 
Metric: On Time Payment 
By number – 15,325 paid on time, by value 
– $A 426,337,697 paid on time (36%)

Stakeholder Value Metric: 
Supplier value ($A) by jurisdiction
Local – $20,865,381 over 83 suppliers, 
State – $282,708,135 over 746 suppliers, 
National – $853,685,412 over 937 suppliers, 
International – $51,674,579 over 140 
suppliers, total spend $1,208,933,507  
over 1,411 suppliers

Case Study: COVID-19 Stakeholder Support ProgramThe COVID-19 pandemic has had an immense global impact. To support our Stakeholders in building capability and resilience, and to protect and enhance our communities’ health and wellbeing, OZ Minerals established a $4 million Stakeholder Support Program. The COVID-19 Stakeholder Support Program is designed to support our Stakeholders to build resilience and protect and enhance community wellbeing throughout the COVID-19 period and to support their sustainability post COVID-19. The Program is continuing into 2021.The Program has been designed to actively respond to material local needs to identify support opportunities, so our resources and contributions are aligned with, and amplify, existing COVID-19 programs and initiatives.In Brazil support has included:  local hygiene awareness campaigns  Personal Protective Equipment (PPE) for local health care workers, employees and their families  testing kits for the local municipalities. In Australia support has included:  funds for the South Australian local industry association, Global Maintenance Upper Spencer Gulf, to increase member marketing capability and grow their businesses  Kokatha Aboriginal Corporation support for food for people unable to return to their lands due to restrictions on movement  funds for a health coordinator for the Ngaanyatjarra Council in Western Australia.OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTsUstainaBiLit Y rePort

103

COMMUNITY INVESTMENT 
AND SPONSORSHIP

In 2020, we contributed to a range of 
local and regional programs. In addition 
to funding, our employees and contract 
partners provided in-kind assistance by 
donating time, expertise and resources 
for community events and initiatives. We 
supported locally-organised initiatives that 
provide long term benefits to our host 
communities and are aligned with the 
communities’ wishes. Our sponsorships 
and community investment initiatives strive 
to support organisations or projects to 
achieve sustainable outcomes. In 2020, we 
contributed $1.9 million in sponsorships and 
donations. Our social contribution program, 
Educating the Next Generation, provides 
ongoing support to the Clontarf Foundation 
which encourages Aboriginal boys to remain 
in secondary school through sport and to 

The Smith Family to provide educational 
support to girls predominantly in the areas 
near our South Australian Assets. We also 
provide ongoing support to the Royal Flying 
Doctor Service, which in turn provides 
medical assistance to our remote mine sites 
and the surrounding remote communities. 
In early 2020, we donated to the Country 
Fire Service and the Nature Foundation 
following the bushfires in South Australia. 
At the onset of the COVID-19 pandemic, 
we established a Stakeholder Support Fund 
which provided over $1.1 million in funds to 
support communities and organisations in 
the areas where we operate in Australia and 
Brazil. Direct donations are complemented 
by in-kind contributions and employee 
volunteering.

Case Study: Royal Flying Doctor ServiceOZ Minerals has continued our partnership with RFDS — OZ Minerals is committed  to promoting a culture that ensures communities close to our operations benefit from our presence.In developing sponsorships and community investment initiatives, we try to  avoid creating dependency; rather support organisations or projects to achieve  self-sustaining outcomes.Case Study: Brazil COVID-19 Response As the world comes together to combat the COVID-19 pandemic, supported by the OZ Minerals COVID-19 Stakeholder Support Program, the OZ Minerals Brazil team has been working with employees, suppliers and host communities in the donation  of COVID-19 tests, PPE, hygiene kits and medicine to local communities. 104

TAX TRANSPARENCY

LOCAL ENTERPRISE  
AND PROCUREMENT

The Board of Taxation’s voluntary Tax 
Transparency Code (TTC) was endorsed by 
the Australian Government in 2016 and is 
designed to encourage greater transparency 
within the corporate sector of its compliance 
with Australian tax laws. OZ Minerals 
supports the initiative to ensure Australian 
businesses and subsidiaries of multinational 
companies operating in Australia pay tax on 
their Australian profits, as required under 
Australian tax law. OZ Minerals formally 
registered with the Board of Taxation’s 
TTC in 2020 and provides the following 
information in accordance with the TTC: 

Tax governance 
The objectives of OZ Minerals’ tax risk 
management include the prevention 
of disputes with tax authorities leading 

to adverse reputational consequence; 
compliance with regulatory requirements; 
and maximising shareholder value.  
OZ Minerals seeks to adopt a low tax 
risk position to ensure potential impacts 
are maintained at insignificant levels for 
tax exposures across our global business. 
While OZ Minerals is entitled to certain 
tax concessions in the ordinary course of 
our business, we have no appetite to seek 
concessions that are motivated by the 
avoidance of tax. 

Australian tax-related  
contribution summary 
A summary of OZ Minerals’ 2020 employee 
and tax related contributions to State and 
Federal tax authorities is provided in the 
performance data tables on page 115-116.

Stakeholder Value Creation 
Metric: Supplier value by 
jurisdiction – local, state, 
national, international, total
We seek to create enduring and sustainable 
value for our host communities, states 
and territories associated with our assets 
and seek to employ local people and 
engage local suppliers where possible. We 
preferentially purchase goods and services 
locally, within the region or within the state 
where we operate. National or international 
procurement is only considered when 
local procurement is not available or not 
competitive. We also help local businesses 
understand our pre-qualification processes 
and procurement standards. Local, Land 
Connected and Indigenous Peoples are 
encouraged to apply for positions and 
tender for business opportunities with  
our Assets. 

OZ Minerals directly procured the following:

   $20.7 million locally (Upper Spencer Gulf)
   $276.7 million South Australia
   $1.071 billion Australia
   $51.7 million internationally (inc. Brazil)
   $1.135 billion total.

These figures do not include wages and 
salaries paid to major contractors or 
expenditure by contractors in the local 
region. Our greatest supply impact is 
through contract mining and other services. 
The largest material inputs include diesel 
fuel, explosives, grinding media used in 
the processing plant, and cement used in 
the underground mine. These materials are 
sourced from large, reputable organisations 
with operations in Australia and Brazil. 

Stakeholder Value Creation Metric: Value spent  with local suppliers through supply chainsCase Study: Local content and supplier capability Since 2016, OZ Minerals has been partnering with Global Maintenance Upper Spencer Gulf (GMUSG) to co-design and facilitate local supplier capability services. During this period, GMUSG has supported contractors at Carrapateena to procure $268 million of goods and services from South Australia, of which at least $44.3 million was from and the Upper Spencer Gulf Region. In 2018, this partnership was expanded to support our Prominent Hill mine and development of the Hill to Hill (H2H) power transmission line construction.In 2020, in response to COVID-19 restrictions, GMUSG and OZ Minerals partnered as part of our COVID-19 Stakeholder Support Program to enable local business and community continuity, resilience and adaptation following the disruption of lockdowns and restrictions. The Program has helped to deliver an intensive service for small and medium enterprises across the Upper Spencer Gulf who do not have the documentation to best place them to win bids through online and competitive channels.  It has increased the confidence of businesses to promote their capabilities,  as well as compete and win work within and beyond their region. This reflects  OZ Minerals’ commitment to developing more resilient and adaptive businesses  who continue to employ and support local communities. OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT105

106

HEALTH AND 
WELLBEING

OUR CONTEXT: 
The criticality of health and wellbeing 
were elevated for our people and their 
family and friends during COVID-19. 
Mental as well as physical health was a 
high priority as our people adjusted to 
changes in work rosters, working from 
home and the effects of restrictions on 
social interaction, movement and travel. 

Activities that enhanced wellbeing 
included the requirement for our people 
to develop work–life plans, enabling 
them to build their work around their 
life with flexible working arrangements 
encouraged. 

Other activities include:

   Progressing initiatives to increase 
the diversity of people within the 
organisation.

   Supporting the employment of  
local and Aboriginal people. 

   Approaches that improve gender  
pay equity and representation. 

   Targeted training programs to increase 
participation and retention of people 
of diverse backgrounds.

OUR CHOICES:
Strategic Aspirations
   We work with the best talent and capability 

no matter where it resides, driving an 
outcome-based organisation.

   We deliberately weave personal and 

professional growth into our everyday  
work, enabling people to do the best  
work of their lives. 

   We are a virtual organisation, bound by  
our Purpose and Aspirations, not by 
geography or physical infrastructure.
   We challenge all assumptions about  

how and where work needs to be done  
and what’s possible.

Material topics 
   Performance, capability & culture, p. 6

   Inclusion and diversity, p. 109

   Attract and retain talent, p. 108, 110

   Mental and physical health, p. 107

Our Performance: Stakeholder 
Value Creation Metrics
   Inclusion maturity above industry benchmark 

   Engagement (Peakon) Survey Results above 

industry benchmark

SUPPORTING 
DOCUMENTS:

PERFORMANCE STANDARDS
ozminerals.com/uploads/docs/OZ_Minerals_
Global_Performance_Standards.pdf 

VALUE CREATION POLICY
ozminerals.com/uploads/docs/191024_ 
OZL_Value_Creation_Policies.pdf

OZ MINERALSsUstainaBiLit Y rePort

107

HEALTH AND WELLBEING 
PROGRAMS

Stakeholder Value Creation 
Metric: Engagement Survey 
Results above industry 
benchmark
In 2020, OZ Minerals’ engagement  
survey score was 8.2, placing us in the  
top five per cent of the industry (energy 
and utilities). 

Our people’s health and wellbeing is 
important to us. People with a strong 
sense of wellbeing are more engaged at 
work and are better participants in their 
communities and families. In 2020, we 
implemented a number of programs to 
promote and support physical, mental, 
social and emotional health and wellbeing. 
We also actively promoted flexible working 
arrangements for our people, allowing 
them to work in ways that support their 
commitments outside of work. Our 
fitness-for-work program includes a 
wide range of activities and education in 
fatigue management, employee assistance 

programs, role-based assessments, fitness, 
and drug and alcohol programs. We provide 
our people with the necessary education 
and information to self-manage their fitness-
for-work. 

We value the continued development of an 
inclusive culture where people can openly 
talk about mental health. Mental health was 
a core focus in 2020 within the COVID-19 
environment with dedicated programs at 
all of our Assets and our corporate office 
in Adelaide. OZ Minerals continues to offer 
an employee assistance program (EAP) 
with free, professional, and confidential 
counselling to all employees, contractors and 
their immediate family members. The EAP 
is provided through a leading global health 
and wellness company and provides access 
to a network of accredited counsellors and 
psychologists that can support with both 
work and personal issues. Our people also 
have access to corporate health plans and 
income protection.

Case Study: Inclusion and WellbeingOZ Minerals has continued our cultural journey to become a modern mining company. Integral for us to build this culture was a sustainably inclusive environment. Our focus on inclusion and diversity drives systemic, long term change focused on shifting mindsets, systems and symbols rather than only targeting diversity. This gave rise to  the development of activities aimed at deeply embedding inclusion and diversity into how we work so the inclusive environment created is unaffected by natural attrition of people, and is  an ingrained part of the Company. Key activities include:   our inclusive, bottom-up approach in evolving our HWWT behavioural framework that intentionally integrates and calls out inclusive behaviours   company-wide, immersive HWWT training focused on building an inclusive culture   measuring and tracking inclusion maturity   leveraging learnings from COVID-19 to accelerate flexible working so our jobs are more accessible   delivering annual mental and physical wellbeing programs   bi-monthly anonymous employee engagement surveys, and subsequent quarterly updates to the ELT. During COVID-19 for example, we were able to track our people’s wellbeing and mental health through our existing engagement survey and respond to a number of concerns raised. In 2020, each of the Assets has implemented programs to support mental health  and inclusion. This has included ‘Yarning Circles’ at Prominent Hill for Aboriginal employees; the Women’s working group and support networks at Carrapateena; transitioning participants in pre-employment and apprenticeship programs at Carrapateena focused on supporting young women and young Indigenous people; the completion of a mentoring pilot program; and providing education and support regarding mental health.108

BUSINESS ETHICS AND 
ETHICAL CONDUCT TRAINING

CODE OF CONDUCT
ozminerals.com/uploads/docs/201113_ 
OZ_Minerals_Code_of_Conduct.pdf

TRAINING AND DEVELOPMENT

The Code of Conduct is our highest order 
of corporate governance and outlines the 
importance of – and our commitment to – 
maintaining an open working environment 
so our employees and contractors can 
report instances of unethical, unlawful 
or undesirable conduct without fear of 
intimidation or reprisal. We have appointed 
STOPline as the disclosure line to report 
unacceptable conduct confidentially 
and anonymously under the ‘Speak Up’ 
(Whistleblower) Global Process Standard. 
STOPline ensures best practice and the 
highest level of independence, as well as 
impartiality and confidentiality in the receipt 
and management of concerns relating to 
unacceptable conduct. 

STOPline offers a simple and highly 
confidential solution to the difficult issues 
of ethics, compliance, risk management 
and corporate governance. Our mandatory 
online training courses reinforce our Code of 
Conduct and the information in our policies. 
We provide training and education on key 
legal and ethical risk areas. Our employees 
enrol in online learning courses that include 
our equal employment opportunity program 
and ethics and conduct program, as well as 
an anti-harassment and bullying program. 
Each program includes awareness training 
based on site-specific needs. Our interactive 
online induction program further reinforces 
our Code of Conduct, policies and 
performance standards.

We are committed to ensuring our 
employees have access to career 
development while working at OZ Minerals. 
It is a requirement for each employee 
to have a development plan in place to 
support their career aspirations. This year, 
employees across the company undertook 
secondments to different areas of the 
business, participated in mentoring and 
coaching programs and attended formal 
training and conferences. Secondments 
between Brazil and Australia were curtailed 
due to COVID-19 restrictions, but technical 
engagement continued using virtual 
meetings. 

Our Leadership Development Programs 
focus on developing exceptional leaders 
who are inclusive, collaborative and 
innovative. Our HWWT principles and 
behaviours provide the foundation for 
how we conduct our activities. This 
year our workforce undertook a total of 
36,032 hours of training across Prominent 
Hill, Carrapateena, West Musgrave, the 
Corporate office and the Carajás Hub, an 
average of 12 hours per person. Training 
across the company spans inductions, safety, 
business ethics, role specific, technical, and 
compliance training, designed to lift the 
capability of our workforce.

Case Study: Adam Freeling Chemical Engineering Student Adam Freeling had the opportunity to present his Honours research, supported by  OZ Minerals, at the University of Adelaide mini-Ingenuity forum. Adam’s project in partnership with Hai Huy Vo Ho unlocks value by reducing electricity usage in copper extraction during periods of higher power prices. Case Study: Exceptional Leaders Program The program’s multi-dimensional learning approach involves a four-month, iterative cycle of learning, application, and reflection so our leaders learn to:  deliver value through thinking  and acting differently  support the building of an  inclusive, psychologically safe  culture at OZ Minerals  lead complex change and establish resilience in periods of uncertainty  grow new perspectives and a greater ability to work across difference  improve decision making skills and fight ambiguity with agility  improve contextual thinking and increase cognitive habits of examining behavioural root causes outside of people and within the  OZ Minerals context.OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTsUstainaBiLit Y rePort

109

INCLUSION  
AND DIVERSITY

Stakeholder Value Creation 
Metric: Inclusion maturity  
above industry benchmark 
In 2020 OZ Minerals recorded an inclusion 
maturity score of 8.2. 

We are committed to developing an 
inclusive culture where people are treated 
fairly and respectfully, where they feel 
valued and have a sense of belonging. This 
includes creating a psychologically safe work 
environment that empowers each person 
to contribute and express their ideas. We 
focus on, and continue to support, diversity 
for under-represented groups and provide 
equal access and opportunity for all people 
regardless of age, gender, race, national 
or ethnic origin, cultural background, 
experience, social group, marital status, 
religion, language, political beliefs, sexual 
orientation or physical ability. 

Several strategies are in place to increase  
the level of inclusion, demographic diversity  
and diversity of thought. The participation  
of women, Indigenous Peoples and a  
multi-generational workforce continues  
to be measured. Women make up 23 per 
cent of the workforce directly employed  
by OZ Minerals, with the Board and ELT 
both having more than 30 per cent female 
representation. There are approximately 155 
Aboriginal people working at Prominent 
Hill and Carrapateena (as employees and 
contractors) – representing 9 per cent of our 
Australian workforce. Equal remuneration 
is offered for all our employees, reflective 
of the type of job, years of experience and 
the period for which employees have held 
their position. Annual reviews are conducted 
to provide assurance that our employees’ 
remuneration remains equitable and in line 
with market trends.

Case Study: Inclusion and Diversity This year, we saw a strong uplift in our capability to measure inclusion and diversity, through the creation of dashboards and live reporting. We ran a series of workshops embedding our company culture, of which inclusion is a key pillar.We implemented leadership programs focused on equipping our leaders with the skills to be more inclusive and continued to explore how we can support under-represented groups, with pre-employment and apprenticeship programs in place focused on increasing gender and Indigenous representation.A women’s network and support group was established at our Carrapateena mine, focused on improving working conditions and creating a network of support for women at site. We also continued our partnership with Work180, focusing on how  we can better recruit and support women. Pleasingly, we also introduced new leave entitlements, effective from 1 January 2021 that support men to take more time off to step into caring roles (as an extension of secondary carers’ leave); extend primary carers’ leave to also apply in the event of a stillbirth; introduce paid superannuation while women are on unpaid maternity leave; and incorporate the option to swap public holidays and purchase additional leave.Case Study: Gabrielle Iwanow, winner of Telstra Business Women’s AwardsIn 2020, Gabrielle Iwanow, General Manager Prominent Hill, was recognised by the Telstra Business awards in the Medium and Large Business Award. Gabrielle is a member of the OZ Minerals ELT, and looks after the mining operations, processing and all associated infrastructure at site.110

Case Study: Flexible Workforce / Work life PlanWe aspire to:  be a virtual organisation, bound by our Purpose and Strategic Aspirations,  not by geography or physical infrastructure  challenge all assumptions about how and where work needs to be done  and what’s possible  work with the best talent and capability no matter where it resides,  driving an outcome-based organisation.In working towards achieving these aspirations, we introduced work–life plans to  break the traditional assumption (and even expectation) that all Fly In Fly Out (FIFO)  jobs in mining need to be solely based onsite in a remote location for however long  a single swing might be. The introduction of work–life plans demonstrates a rethink of assumptions around when, where, and how work is done. Inextricably, it also encompasses a rethink of who the work can be done by. We’re at the start of the journey with the implementation of work–life plans, with 96 per cent of our people currently having one in place. We are also navigating what a work–life plan looks like for our people who need to be onsite to complete their work. These roles are being re-conceptualised, challenging norms and assumptions around rosters, shift start and finish times, through to the development of remote operating centres. We’ve introduced additional flexibility into our FIFO roles with a 100 per cent remote work model (working from home or off-site), 100 per cent site-based model, or a hybrid model (remote and onsite combination). Including the option of working flexibly into traditionally site-based roles has made these jobs more accessible to a wider and more diverse talent pool, increasing the quality of applicants.The work–life plans are a symbol of trust and empowerment for our people. The plans must be personalised and developed in consultation with the person’s manager, and the business does not dictate that one-size-fits-all so they can be easily tailored to suit individual needs. The plans are also reviewed regularly and on an as-needs basis to make sure they still suit each person’s circumstance, in recognition that our lives  change and each person’s situation is different. In 2021, we will continue supporting flexible and remote working through the development of remote operating centres and transforming our offices into collaborative spaces that foster connection, inclusion, and innovation.OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT111

112

SUSTAINABILITY REPORTING DATA

SAFETY

safetY PerforManCe

Employee fatalities

Contractor fatalities

TRIFR (employees and contractors)

LTIFR (employees and contractors)

Significant safety incidents(a)

(a)  As defined by OZ Minerals internal classification.

ENVIRONMENT

energY (1 JULY, 2019 – 30 JUne, 2020)

2020

0

0

5.29

1.32

39

2019

0

1

7.52

1.54

38

2018

0

0

7.24

0.93

63

2017

0

0

6.39

0.36

65

2016

0

0

6.80

1.07

71

Energy consumption (GJ)

Energy consumed

Energy produced

Energy consumed (net)

Prominent Hill

Carrapateena

Antas

Pedra Branca

West Musgrave*

Group office

Total

eMissions (1 JULY, 2019 – 30 JUne, 2020)

Emissions

Greehouse gas emissions Scope 1 (t CO2-e)(a)

Greehouse gas emissions Scope 2 (t CO2-e)(b)

Total of Scope 1 and Scope 2 (t CO2-e)

Sulphur hexaflouride SF6 (t CO2-e)

Oxides of nitrogen N2O (t)

Sulphur dioxide (t)

Total volatile organic compounds (VOC) (t)

Particulate matter <10um (t)

 1,891,457 

 795,042 

 188,129 

 22,543 

 12,493 

 690 

 2,910,354 

2019-20

 85,555 

 192,334 

 277,889 

 16 

699

0.47

50

2018-19

 77,271 

 176,627 

 253,898 

 16 

783

0.5

52

519

 37,115 

 57 

 0   

0   

0

 37,691 

2017-18

 85,258 

 167,980 

 253,238 

 11 

632

0.5

35

 1,890,938 

 757,927 

 188,072 

 22,543 

 12,493 

 690 

 2,872,663 

2015-16

 142,669 

 190,825 

 333,494 

 11 

994

0.9

52

2016-17

 105,648 

 177,306 

 282,954 

 11 

342

1.3

108

2,771

2,316

2,180

3,310

4,488

*  West Musgrave: due to COVID-19 restrictions the West Musgrave Project site was in care and maintenance for the majority of 2020. The West Musgrave Project Transitioned to OZ Minerals 

Operational Control on 1 January 2020.

(a)  Scope 1 refers to emissions produced directly by operation, primarily resulting from combustion of various fuels and includes CO2-equivalent values for GHGs such as CH4, N20 and SF6.
(b)  Scope 2 refers to indirect emissions resulting from the import of electricity from external parties; commonly the electricity grid.
Note: The reporting period is July 2019 to June 2020 for all Assets. The energy and emissions boundary is based on operational control as defined by the National Greenhouse and Energy Reporting 
(NGER) Act 2007. The applied global warming potential (GWP) rates and emissions factors are based on the NGER Act (2007) and the National Pollutant Inventory.
Note: N20, Sulphur dioxide, VOC, PM10 are not inclusive of Brazil.

Water WithdraWaL (ML)^

Water withdrawal 

Prominent Hill

Carrapateena

West Musgrave

Total

Surface water 
(inclusive of 
rainwater)

Groundwater 
(mine 
dewatering)

Groundwater 
(wellfield)

Municipal  
water supply

Total recycled

Total recycled 
% 

Total withdrawal 
from areas of 
extreme water 
stress* 
%

0

0

0

10

466

624

0

1,090

4,991

1,463

0

6,454

0.0

9.0

0.3

9.3

1,199

1,236

0

2,435

22

59

0

32

0

0

0

0

*  Water stress as defined by the World Resources Institute Aqueduct Water Risk Atlas
^ 

Exclusive of Brazil data

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTsUstainaBiLit Y rePort

113

Water disCharge

Water discharge (ML)

Subsurface

Surface

Sewers

Land (dust 
suppression)

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

34

225

61

50

0

370

Land

0

384

0

0

0

384

Treatment 
facilities

Groundwater

0

2

1

0

0

3

0

0

0

0

0

0

Prominent Hill

Carrapateena

Antas

Pedra Branca

West Musgrave*

Total

Waste

Mineral waste 

Prominent Hill

Carrapateena

Antas

Pedra Branca

West Musgrave*

Total

non-MineraL Waste

Non-mineral waste

Prominent Hill

Carrapateena

Antas

Pedra Branca

West Musgrave*

Total

rehaBiLitation and CLosUre

Land management (ha)

Prominent Hill

Carrapateena

Antas

Pedra Branca

West Musgrave*

Total

Overburden & 
waste rock (t)

Material moved 
(t)

Total ore mined  
(t)

Liquid fossil fuels 
(kL)

Lubricants  
(kL)

Explosives  
(t)

3,483,354

7,373,251

3,889,897

 15,471,490 

 1,574,528 

 4,265,528 

 2,691,000 

 12,251 

 1,779,000 

 2,519,090 

147,199

205,125   

0   

0   

740,608

57,926

0   

918

680

0   

 553.9 

 363.6 

48.6

44.3

0   

 1,947.5 

 2,270.0 

1,096.0

238.9

0   

6,983,205

14,362,411

7,379,724

15,485,338

1,010.4

5,552.4

Incineration  
(t)

On-site storage  
(t)

Hazardous 
transported (t)

Solid recycled  
(t)

Liquid recycled  
(l)

 1,763.3 

 38,460.0 

 210.0 

 156.3 

 29.6 

0   

109,700.0

0   

0   

0   

Landfill  
(t)

537.6 

 1,198.7 

 630.3 

 123.6 

 9.0 

 297.6 

0

0   

0   

0   

 2,159.2 

 148,160.0 

 2,499.2 

 297.6 

0

0   

0   

0   

0   

0

71.4

 217.8 

 274.4 

 111.4 

0   

675.0

Total  
landholding

 11,401 

 44,144 

7,291

509

245,406

308,751

Mine  
footprint

 2,039.0 

 1,860.4 

132.3

30.4

0.0

4,062.1

Land  
disturbed^

Land 
rehabilitated^

Land disturbed  
in high 
biodiversity  
value areas

 6.2 

 766.2 

0.0

29.8

10.0

812.2

 0.6 

0.0

0.0

0.0

0.0

 0.6 

0

0

0

0

0

0

0

0

0

^  During 2020 Calendar Year
*  West Musgrave: due to COVID-19 restrictions the West Musgrave Project site was in care and maintenance for the majority of 2020. 

enVironMentaL CoMPLianCe  (totaL)

Total volume of significant spills (L)

Monetary value of significant fines ($A)

Number of significant environmental incidents

114

SOCIAL

soCiaL CoMPLianCe (totaL)

Number of Cultural Heritage Breaches

Number of unauthorised land disturbances

soCioeConoMiC ContriBUtion

$millions

Revenues

Operations

Employees

Payments to providers of capital

Payments to government

0

0

Economic  
value retained

Revenue, other 
income and 
financing income

Operating 
expenses

Employee  
benefit  
expenses

Dividend 
payments to 
shareholders

Providers  
of funds

Income taxes 
expense

Royalties

Region

South Australia

Brazil

1,263.4

79.3

Total OZ Minerals

1,342.7

oVerVieW reVenUes

Categories

Revenue

Other income

Financing income

Total

oVerVieW CoMMUnit Y inVestMent

Categories (Including COVID-19)

Community appeal

Education

Health

Industry

Political donations

Total

oVerVieW oPerating exPenses

Categories

Changes in inventories

Raw materials

Exploration and evaluation

Freight expenses

Net foreign exchange

Other expenses

Total

ProCUreMent(a)

Region

South Australia – Local

South Australia – Total

Australia – Total

Brazil – Local 

Brazil – Total 

International – Total

Total

(a)  Direct OZ Minerals procurement.

(789.4)

(56.8)

(846.2)

(117.8)

(3.2)

(121.0)

(74.6)

0.0

(74.6)

(12.0)

0.0

(12.0)

(79.5)

(3.7)

(83.2)

(62.1)

(5.6)

(67.7)

128.0

10.0

138.0

$A millions

 1,342.0 

 0.3 

 0.4 

 1,342.7 

$A

309,811

546,769

1,360,843

126,800

–

2,344,223

$A millions

(18.9) 

–

(50.6) 

(50.5) 

(20.7)

(705.5)

(846.2)

$A millions

20.7

 276.7 

1,071.4

 3.6 

 8.4 

 51.7 

1,131.5

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTsUstainaBiLit Y rePort

115

tax

Australian tax-related contribution summary

Corporate income tax(a)

Government royalties

State payroll tax and other

Total

Employee PAYG

(a)  Corporate Income Tax represents cash outflows in 2020 in relation to the following: 

/  income tax receipt for December 2019 totalling net $0.8 million ($7.9 million instalment offset by $8.7 million refund) 
/  monthly PAYG instalments paid relating to the 2020 income year totalling $43.1 million.

Reconciliation of accounting profit to income tax expense

Accounting profit before income tax expense

Tax at Australian tax rate of 30%

Variation in overseas tax

Non-deductible expenditure

Revision for prior periods

Recognition of previously unrecognised tax losses

R&D tax benefit

Other

Derecognition of overseas losses

Income tax expense

Global and Australian effective tax rate

Accounting (loss)/profit before income tax expense

Income tax expense

Effective tax rate

Reconciliation to income tax payable

Profit before income tax expense

Permanent differences

Temporary differences

Difference in accounting and tax depreciation

Provisions and accruals

Derivatives

Exploration deductions

Leases

Other

Taxable income before utilisation of carried forward restricted tax losses

Utilisation of carried forward restricted tax losses

Taxable income after utilisation of carried forward losses

Australian income tax payable

Utilisation of R&D offsets

PAYG instalments for December 2020

Net income tax payable post PAYG instalments

$A millions

42.3

57.8

6.0

106.1

34.1

$A millions

295.8

(88.7)

2.9

(6.8)

(0.3)

14.3

0.4

(4.0)

(1.0)

(83.2)

Global (AUD $millions)

Australia ($A millions)

295.8

(83.2)

28.1%

286.7

(79.6)

27.8%

31 December 2020 ($A millions)

286.7

18.4

(52.2)

29.4

(12.5)

(19.4)

1.6

(6.8)

245.2

(29.9)

215.3

64.6

(1.9)

(43.1)

19.6

* 

Figures exclude all foreign jurisdictions due to resulting tax losses in those jurisdictions. Amounts reflect current tax payable in Australia only for the December 2020 income year.

internationaL reLated PartY deaLings
In addition to the above disclosures, the TTC also requires disclosure of international related party dealings. For the year ended 31 December 
2020, OZ Minerals had immaterial dealings with international related parties in Brazil and Peru, limited to the following:

   the provision of technical services (Brazil and Peru)
   intercompany loans to fund exploration and feasibility studies (Brazil and Peru).

116

HEALTH AND WELLBEING

diVersitY

Profile 2020

Full time

Part time

Fixed term

Casual

Employees

Contractors

Workforce Aboriginal

M

61

F

30

M

1

164

36

198

38

Australia – 
Corporate

Australia – 
Prominent Hill 

Australia – 
Carrapateena 

Australia – 
West Musgrave 

13

0

Brazil – Antas

119

Brazil – Pedra 
Branca

85

21

20

Total

640

145

0

0

0

0

0

1

F

2

0

0

2

0

0

4

M

8

11

11

5

0

0

F

4

5

3

0

0

0

35

12

M

1

0

4

0

0

0

5

F

1

1

0

0

0

0

2

Total

108

M

5

F

7

Total

12

Total

120

Total

0

State Based Interstate

Local

Total

N/A

217

1,023

165

1,188

1,405

109

163

1,199

254

352

64

416

670

46

20

2

1

3

140

105

257

333

17

58

274

391

23

414

496

0

0

0

844

1,972

312

2,284

3,128

155

72

1

111

44

155

New employees 2020

Age group <36

Age group 36–55

Age group >55

Total

106

485

15

414

496

Total

14

206

185

8

0

0

2,715

413

Total

100

98

Australia

Brazil

Turnover 
2020

Australia

Brazil

M

37

42

F

17

17

M

33

31

Age group <36 
%

Age group 36–55 
%

M

4.6

0.1

F

4.7

0.2

M

7.0

0.2

F

21.1

0

F

10

4

M

5.6

0

M

2

4

F

1

0

Age group >55 
%

Total 
%

Voluntary turnover 
%

F

22.8

0.0

7.3

14.3

4.3

9.8

Hours

36,032

12

Training Hours (2020)

Total 

Individual average training hour provided by OZ Minerals (total workforce)

CoMBined eMPLoYee diVersitY at oZ MineraLs 

100%

100%

Age group <30

Age group 30–50

Age group >50

Female

Aboriginal

80%

60%

40%

20%

0

81%

78%

70%

62%

61%

33%

39%

33%

19%

11%

5%

17% 16%

16% 18%

13%

25%

22%

14%

7%

1%

OZ Minerals Board

Business leadership and 
Functional leadership

Department Managers

Superintendents/Senior
 Specialists

Tertiary/Supervisor

Individual contributors

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTsUstainaBiLit Y rePort

117

aUstraLia 

Employee diversity  
at OZ Minerals

Under 30 years old

30-50 years old

Over 50 years old

Female

Aboriginal

BraZiL   

Business leadership and 
Functional leadership

Department Managers

Superintendents/ 
Senior Specialists

Tertiary/Supervisor

Individual contributors

0

9

6

6

0

0

38

7

6

0

6

91

18

19

0

21

90

26

28

2

71

174

42

63

22

Employee diversity  
at OZ Minerals

Business leadership and 
Functional leadership

Department Managers

Superintendents/ 
Senior Specialists

Tertiary/Supervisor

Individual contributors

Under 30 years old

30-50 years old

Over 50 years old

Female

totaL  

Employee diversity  
at OZ Minerals

Under 30 years old

30-50 years old

Over 50 years old

Female

Aboriginal

Residing in State

0

2

1

0

0

5

3

0

0

6

3

1

1

25

1

2

6

19

1

5

OZ Minerals 
Board

Business 
leadership 
and Functional 
leadership

Department 
Managers

Superintendents/
Senior Specialists

Tertiary/
Supervisor

Individual 
contributors

0

0

6

2

0

2

0

11

7

6

0

15

0

43

10

6

0

45

6

97

21

20

0

115

22

115

27

30

2

137

77

193

43

68

22

287

118

INDEPENDENT 
LIMITED 
ASSURANCE 
REPORT TO THE 
DIRECTORS OF 
OZ MINERALS 
LTD

CONCLUSION
Based on the evidence we obtained from 
the procedures performed, we are not 
aware of any material misstatements in 
the Selected Sustainability Information, 
which has been prepared by OZ Minerals 
Limited in accordance with the Global 
Reporting Initiative (GRI) Standards, the 
Recommendations of the Taskforce on 
Climate-related Financial Disclosures (TCFD) 
and Oz Minerals Limited specific definitions 
outlined in the 2020 Sustainability Report on 
pages 70 to 117 of the Oz Minerals Limited 
Annual and Sustainability Report for the year 
ended 31 December 2020.

Information Subject to Assurance
The Selected Sustainability Information, as presented in the 2020 Sustainability Report on 
pages 70 to 117 of the OZ Minerals Ltd (the “Company”) Annual and Sustainability Report 
2020 for the year ended 31 December 2020 (the “Sustainability Report”) and available on 
the Company website, comprised the following:

Selected Sustainability Information

Fatalities

Total Recordable Injury Frequency Rate (TRIFR)

Lost Time Injury Frequency Rate (LTIFR)

Greenhouse gas emissions Scope 1 (t C02-e) July 2019 – June 2020

Greenhouse gas emissions Scope 2 (t C02-e) July 2019 – June 2020

Energy consumed (GJ) July 2019 – June 2020

Energy produced (GJ) July 2019 – June 2020

Total water withdrawal – sum of Groundwater (mine dewatering)  
and Groundwater (wellfield) (ML)

TCFD disclosures, strategy, risk management and the metrics and targets  
sections of the Sustainability Report presented on pages 87-89

Value assured

0

5.29

1.32

85,555

192,334

2,910,354

37,691

7,544

Not applicable

Criteria Used as the Basis of Reporting 
The criteria used in relation to the Selected Sustainability Information are the GRI Standards 
published by the GRI, Recommendations of the TCFD and Company specific definitions 
outlined in the Sustainability Report. 

Basis for Conclusion
We conducted our work in accordance with Australian Standard on Assurance Engagements 
ASAE 3000 Assurance Engagements Other than Audits or Reviews of Historical Financial 
Information and ASAE 3410 Assurance Engagements on Greenhouse Gas Statements (the 
Standards). In accordance with the Standards we have:

   used our professional judgement to plan and perform the engagement to obtain 

limited assurance that we are not aware of any material misstatements in the Selected 
Sustainability Information, whether due to fraud or error;

   considered relevant internal controls when designing our assurance procedures,  

however we do not express a conclusion on their effectiveness; and

   ensured that the engagement team possess the appropriate knowledge, skills and 

professional competencies. 

Summary of Procedures Performed
Our limited assurance conclusion is based on the evidence obtained from performing  
the following procedures:

   enquiries with relevant OZ Minerals Ltd personnel to understand the internal controls, 
governance structure and reporting process of the Selected Sustainability Information;

   reviews of relevant documentation;
   analytical procedures over the Selected Sustainability Information;
   remote discussions with Corporate Head Office (Adelaide), Prominent Hill, Carrapateena 

and Brazil Assets;

   walkthroughs of the Selected Sustainability Information to source documentation;
   agreeing the Selected Sustainability Information included in the Sustainability Report  

to relevant underlying sources on a sample basis;

   an assessment that the Selected Sustainability Information indicators reported were  

in accordance with the criteria used as the basis of reporting; and

   reviewing the OZ Minerals Annual and Sustainability Report 2020 in its entirety to  

ensure it is consistent with our overall knowledge of the Company.

©  2021 KPMG, an Australian partnership and a member firm of the KPMG global organisation of independent member firms 

affiliated with KPMG International Limited, a private English company limited by guarantee. All rights reserved. The KPMG name 
and logo are trademarks used under license by the independent member firms of the KPMG global organisation. Liability limited 
by a scheme approved under Professional Standards Legislation.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTsUstainaBiLit Y rePort

119

How the Standard Defines Limited Assurance and Material 
Misstatement
The procedures performed in a limited assurance engagement vary in nature and timing 
from and are less in extent than for a reasonable assurance engagement. Consequently,  
the level of assurance obtained in a limited assurance engagement is substantially lower 
than the assurance that would have been obtained had a reasonable assurance engagement 
been performed.

Misstatements, including omissions, are considered material if, individually or in the 
aggregate, they could reasonably be expected to influence relevant decisions of the  
Directors of OZ Minerals Limited. 

Use of this Assurance Report
This report has been prepared for the Directors of OZ Minerals Limited for the purpose of 
providing an assurance conclusion on the Selected Sustainability Information and may not be 
suitable for another purpose. We disclaim any assumption of responsibility for any reliance 
on this report, to any person other than the Directors of OZ Minerals Limited, or for any 
other purpose than that for which it was prepared.

Management’s responsibility
Management are responsible for:

   determining that the criteria is appropriate to meet the needs of intended users,  

being OZ Minerals Limited and their stakeholders;

   preparing and presenting the information subject to assurance in accordance with the 

criteria. This includes disclosing the criteria, including any significant inherent limitations;

   establishing internal controls that enable the preparation and presentation of the 

information subject to assurance that is free from material misstatement, whether  
due to fraud or error;

   advising us of any known and/or contentious issues relating to the information subject  

to assurance; and

   maintaining integrity of the website.

Our Responsibility
Our responsibility is to perform a limited assurance engagement in relation to the Selected 
Sustainability Information for the year ended 31 December 2020, and to issue an assurance 
report that includes our conclusion.

Our Independence and Quality Control
We have complied with our independence and other relevant ethical requirements of 
the Code of Ethics for Professional Accountants issued by the Australian Professional 
and Ethical Standards Board and complied with the applicable requirements of Australian 
Standard on Quality Control 1 to maintain a comprehensive system of quality control.

KPMG

Julia Bilyanska 
Director

18 February 2021

©  2021 KPMG, an Australian partnership and a member firm of the KPMG global organisation of independent member firms 

affiliated with KPMG International Limited, a private English company limited by guarantee. All rights reserved. The KPMG name 
and logo are trademarks used under license by the independent member firms of the KPMG global organisation. Liability limited 
by a scheme approved under Professional Standards Legislation.

120120

MINERAL 
RESOURCES AND 
ORE RESERVES

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTOZ MINERALSMineraL  resoUrCes and ore reserVes

121

MINERAL 
RESOURCES 
AND ORE 
RESERVES

OZ Minerals updates its Mineral Resources and 
Ore Reserves estimates at 30 June each year, or as 
necessitated by material changes to projects. 

In 2020, estimated Ore Reserves increased from approximately 175 Mt to 550 Mt primarily 
from the inclusion of Ore Reserves from the West Musgrave Province and the change of 
the assumed mining method at Carrapateena from sub-level caving to block caving. Total 
estimated Mineral Resources increased in 2020 from approximately 1,600 Mt to 1,800 Mt, 
mostly due to a changed cut-off grade for the West Musgrave Project.

The information in this section is drawn from the following releases:

Deposit

Prominent Hill Mineral Resource and Ore Reserve Statement and Explanatory Notes  
as at 30 June 2020

2020 Carrapateena Mineral Resources and Ore Reserves Statement and Explanatory Notes  
as at 30 June 2020

Fremantle Doctor Mineral Resource Statement and Explanatory Notes  
as at 12 November 2018

Maiden Succoth Resource Estimate (asx.com.au/asxpdf/20151207/pdf/433lsh4dgb91rs.pdf)

Maiden Jericho Resource and Cloncurry exploration update  
(asx.com.au/asxpdf/20200716/pdf/44kkzdc6ljty34.pdf)

West Musgrave Project Nebo-Babel Deposits Mineral Resource Statement and Explanatory Notes  
as at 9 December 2020

Antas North Mineral Resource and Ore Reserve Statement and Explanatory Notes  
as at 30 June 2020

Pedra Branca 2019 Mineral Resource Statement and Explanatory Notes as at 25 March 2019  
and 2019 Ore Reserve Statement and Explanatory Notes as at 15 November 2019

CentroGold Mineral Resource Estimate and Ore Reserve Statement as at 6 May 2019  
and 24 June 2019

CentroGold Resources Increase 45% and Exceeds 1.8 Million Ounces

Release date

16-Nov-20

16-Nov-20

12-Nov-18

7-Dec-15

16-Jul-20

9-Dec-20

16-Nov-20

28-Nov-19

11-Jul-19

13-Nov-17

Note: All Mineral Resources and Ore Reserves are estimates. The OZ Minerals Mineral Resources and Ore Reserves statements and 
their accompanying explanatory notes can be viewed in full at: ozminerals.com/operations/resources-reserves/

SUMMARY OF SIGNIFICANT CHANGES SINCE 2019

Prominent Hill 
Prominent Hill estimated Mineral Resource tonnes increased by 8 per cent mostly due to a 
change in cut-off grade and the inclusion of marginal grade stockpiles, offset by mining and 
stockpile depletion.

Prominent Hill estimated Underground Ore Reserve tonnes decreased by 3 per cent mostly 
due to mining depletion.

Carrapateena
In 2020 a PFS was completed on an expansion of the Carrapateena Asset and the study 
identified that it was economically and technically viable to convert from a sub-level caving 
method to a block cave mining methodology, resulting in an increase of estimated Ore 
Reserves of 91 Mt to 220 Mt.

West Musgrave Project 
In December 2020 an update to the PFS resulted in an improvement to key project  
metrics relative to the PFS release on 12 February 2020, with an increase of Ore Reserve of 
15 per cent, which remained at a Probable Ore Reserve classification exclusively. A reduction 
in operating costs subsequent to an increase in processing throughput was the ultimate 
driver for this change.

Carajás Province
An Ore Reserve estimate for Antas North was declared in 2020. 

Mining at Antas North will cease in early 2021, while the Carajás Hub will continue  
to process ore from Pedra Branca. 

Others
There have been no changes to the Mineral Resource estimates of Fremantle Doctor, 
Succoth, Pedra Branca, Cipoeiro or Chega Tudo throughout 2020. 

122

2020

Mineral Resources

Measured

Indicated

Inferred

Tonnes

Mt

Cu 

%

Au 

g/t

Ag  Tonnes

g/t

Mt

Cu 

%

Au 

g/t

Ag  Tonnes

g/t

Mt

Cu 

%

Au 

g/t

Ag  Tonnes

Cu 

Au 

g/t

Mt

% g/t

Total

Ag 

g/t

Cu

kt

Au

Ag

koz Moz

46

1.3

0.6

3.6

0.4

0.3

3

1

23

0.8

1.1

–

–

–

2

–

59

1.0

0.7

–

–

–

2

–

130

1.1

0.8

3 1,400

3,100

10

3.6

0.4

0.3

1

15

38

0.2

130

0.96

0.42

3.6

500

0.62

0.26

2.9

330

0.32

0.16

2.0

950 0.57 0.25

2.7 5,400

7,600

–

–

–

0.2

2.3

180

–

–

–

1.1

1.6

1.0

–

–

–

0.5

0.5

0.5

–

–

–

–

–

3

15

0.1

0.6

0.5

–

–

–

–

–

–

–

–

15

0.1

0.6

0.5

–

–

–

0.8

11

530

–

21

8.2

29

–

–

–

0.9

1.6

0.7

–

–

–

–

–

–

–

0.3

0.4

0.3

–

1.9

1.6

1.8

Cu

%

–

–

–

–

–

3

–

–

–

–

3

–

1.6

–

–

2

–

–

–

–

104

0.7

0.5

156

0.60

9.1

0.9

4.8

660

–

7.3

3.1

10

–

0.3

0.1

0.4

0.3

–

1.8

1.5

1.7

Cu

%

1.4

0.4

1.5

0.5

–

–

–

–

Ni

%

104

0.7

0.5

156 0.60

9.1

1.9

19

1,400

1.4

0.7

1.6

0.6

–

0.3

0.2

0.4

0.3

3

–

1.6

–

–

800

943

130

12

300

2,000

–

88

15

270

2 8,900

14,000

100

15

0.1

0.6

0.5

18

310

0.2

28

11.3

–

–

55 0.03

1.9

1.6

1.5

–

–

–

–

1,700

577

–

–

0.1

18

2,600

0.2

Au Tonnes

g/t

Mt

Ni

%

Au Tonnes

g/t

Mt

79

Tonnes

Mt

–

–

–

Ni

%

–

–

–

Cu

%

–

–

–

–

–

–

260

0.30

0.34

0.06

0.32

0.37

0.06

340 0.31 0.35

0.06 1,000

1,200

52

0.36

0.32

0.04

2.3

0.32

0.33

0.04

54 0.36 0.32

0.04

190

170

310

0.31

0.34

0.06

82

0.32

0.37

0.06

390 0.31 0.34

0.06 1,200

1,300

Au Tonnes

g/t

Mt

Ni

%

Cu

%

Au

g/t

Ni

kt

Cu

Au

kt Moz

82

10

–

0.5

–

–

0.7

0.1

0.7

Ore Reserves

Proved

Probable

Tonnes

Mt

Cu

%

Au

g/t

Ag

g/t

Tonnes

Cu

Au Ag Tonnes

Cu

Au

Mt

% g/t

g/t

Mt

% g/t

Total

Ag

g/t

3

2

Cu

kt

Au

Ag

koz Moz

440

840

4

15

38

0.2

1

–

3

–

38

1.2

0.7

3.6

0.4

0.3

0.45

4.4

220

1.1 0.45

4.4 2,300

3,100

31

0.4

0.5

0.5

–

–

4

0.6

5

260

0.9

2.1

1.1

0.4

0.5

0.5

–

–

5.9

104

8.6

89

-

–

4 2,900

4,100

35

29

1.3

0.6

3.6

0.4

0.3

–

0.2

1.1

33

–

1.0

1.9

1.2

–

0.4

0.6

0.6

3

2

–

–

–

3

9

–

220

0.4

3.9

230

0.8

–

1.1

0.9

2.1

1.1

13

0.1

0.7

0.5

2.2

0.2

0.3

0.6

15

0.1

0.6

0.5

–

13

–

–

–

0.1

0.7

0.5

20

22

–

1.7

–

20

–

0.02

1.5 0.06

35 0.05

1.7

1.2

Tonnes

Mt

–

–

–

Ni

%

–

–

–

Cu

Au

Tonnes

% g/t

Mt

Ni

%

Cu Au Tonnes

% g/t

Mt

Ni

%

Cu

%

–

–

–

–

–

–

220

0.31

0.35 0.06

220 0.31 0.35

0.06

33

0.41

0.36 0.04

33 0.41 0.36

0.04

253

0.32

0.35 0.06

253 0.32 0.35

0.06

–

0.2

Au

g/t

18

–

18

Ni

kt

680

140

820

310

0.2

1,100

–

1,400

0.2

Cu

Au

kt Moz

770

0.4

120

0.05

890

0.5

Copper

Prominent Hill 
underground

Prominent Hill  
surface stocks

Carrapateena

Fremantle Doctor

Succoth

Jericho

Antas North

Pedra Branca

Total

Gold

Prominent Hill  
surface stocks

CentroGold

Chega Tudo

Total

Nickel

Babel

Nebo

Total

Copper

Prominent Hill  
underground

Prominent Hill  
surface stocks

Carrapateena

Antas North

Pedra Branca

Total

Gold

Prominent Hill  
surface stocks

CentroGold

Total

Nickel

Babel

Nebo

Total

Table subject to rounding errors. OZ Minerals has 80 per cent ownership of the Jericho JV, however is reported on a 100 per cent basis

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTMineraL  resoUrCes and ore reserVes

123

2019

Mineral Resources

Measured

Indicated

Inferred

Tonnes

Mt

Cu 

%

Au 

g/t

Ag  Tonnes

g/t

Mt

Cu 

%

Au 

g/t

Ag  Tonnes

g/t

Mt

Cu 

%

Au 

g/t

Ag  Tonnes

Cu 

Au 

g/t

Mt

% g/t

Total

Ag 

g/t

Cu

kt

Au

Ag

koz Moz

Copper

Prominent Hill 
underground

Prominent Hill  
surface stocks

Carrapateena

Fremantle Doctor

Succoth

Antas North

Pedra Branca

Total

Gold

Prominent Hill  
surface stocks

CentroGold

Chega Tudo

Total

Nickel

Babel

Nebo

Total

52

1.3

0.6

7.5

0.6

0.4

137

0.84

0.38

–

–

0.28

2.3

200

–

–

0.9

1.6

1.0

–

–

0.2

0.48

0.43

15

0.10

0.80

–

–

–

–

–

–

15

0.11

0.78

3

2

3

–

–

–

–

2.9

2

–

–

2

21

0.9

0.9

–

–

–

3

–

48

1.0

0.7

–

–

–

2

–

120

1.1

0.7

3 1,300

2,700

11

7.5

0.6

0.4

2

48

92

1

484

0.66

0.28

3.3

345

0.26

0.13

1.7

965 0.54 0.24

2.7 5,200

7,400

83

3

–

104

160

2.6

19

0.7

0.6

1.2

0.5

–

0.4

1.6 0.44

3

–

–

–

800

2,400

–

30

–

–

29

–

9

–

–

–

1.5

1,400

0.6 0.29

2.3 8,600

13,000

100

–

–

–

–

15

0.1

0.8

28

11.3

54

–

–

–

1.9

1.6

1.5

2

–

–

17

380

–

–

1,700

577

0.8

17

2,600

1

–

–

1

–

–

1.7

11

520

–

21

8.2

29

–

–

1.1

1.6

0.7

–

–

–

–

–

–

0.3

0.44

0.31

–

1.9

1.6

1.8

Cu

%

–

–

–

–

3.2

–

–

–

–

104

160

0.64

4.8

660

–

7.3

3.1

10

Au Tonnes

g/t

Mt

96

0.7

0.6

1.4

1.5

0.5

–

–

–

–

Ni

%

0.5

–

0.5

0.44

0.24

–

1.8

1.5

1.7

Cu

%

Au Tonnes

g/t

Mt

Ni

%

Tonnes

Mt

–

–

–

Ni

%

–

–

–

Cu

%

–

–

–

–

–

–

108

0.33

0.38

0.06

0.34

0.38

0.07

204 0.34 0.38

0.06

33

0.45

0.40

0.05

1.9

0.36

0.39

0.04

34 0.44 0.40

0.04

141

0.36

0.38

0.06

98

0.34

0.38

0.06

238 0.35 0.38

0.06

Au Tonnes

g/t

Mt

Ni

%

Cu

%

Au

g/t

Ni

kt

680

150

840

Cu

Au

kt Moz

770

140

910

0.4

0.05

0.5

Ore Reserves

Proved

Probable

Tonnes

Mt

Cu

%

Au

g/t

Ag

g/t

Tonnes

Cu

Au Ag Tonnes

Cu

Au

Mt

% g/t

g/t

Mt

% g/t

Total

Ag

g/t

Cu

kt

Au

Ag

koz Moz

Copper

Prominent Hill  
underground

Prominent Hill  
surface stocks

Carrapateena

Pedra Branca

Total

Gold

Prominent Hill  
surface stocks

CentroGold

Total

Table subject to rounding errors. 

30

1.3

0.6

7.5

0.6

0.4

–

1.1

38

–

1.9

1.2

–

0.6

0.5

15

0.1

0.8

–

15

–

–

0.1

0.8

3

2

–

–

3

2

–

2

8.9

1.0

0.9

–

–

–

3

–

39

1.3 0.60

7.5

0.6 0.40

3

2

490

770

48

92

91

3.9

100

1.6

2.1

1.6

0.67

7.6

0.5

–

91

5.0

1.6 0.67

7.6 1,500

1,900

2.1

0.5

–

104

89

0.7

6.9

140

1.5 0.60

6 2,100

2,900

–

20

20

–

–

–

–

1.7

1.7

–

–

–

15 0.10

0.8

20

–

35 0.05

1.7

1.3

2

–

1

17

–

17

380

1,100

1,400

4

1

22

–

27

1

–

1

124

MATERIAL CHANGES IN THE MINERAL RESOURCES AND ORE RESERVES ESTIMATES
OZ Minerals is not aware of anything that materially affects the information contained in any of the above listed estimates since they  
were last reported, except for depletion due to mining. Depletion since the Ore Reserves were last reported to 31 December 2020 is  
outlined below.

Asset

Prominent Hill

Carrapateena

Antas North

Tonnes (Mt)

Cu (%)

Au (g/t)

Ag (g/t)

4.6

1.8

0.3

0.8

1.1

1.0

0.9

0.7

0.3

2

7

–

COMPETENT PERSONS’ STATEMENTS
The information in this report that relates to the Mineral Resources and Ore Reserves listed in the table below is based on, and fairly 
represents, information and supporting documentation prepared by the relevant Competent Person whose name appears in the same row. 
Each has sufficient experience which is relevant to the style of mineralisation and types of deposits under consideration and to the activity 
which they have undertaken to qualify as a Competent Person as defined in the JORC Code (2012). As a whole, the Mineral Resources 
and Ore Reserves Statement in this report has been approved by each person named in the table below. Each person is a member of the 
Australasian Institute of Mining and Metallurgy, Australian Institute of Geoscientists or other Recognised Professional Organisation, and 
consents to the inclusion in this report of the matters based on their information in the form and context in which it appears.

Competent Persons may be shareholders in OZ Minerals Limited. OZ Minerals’ employees are entitled to participate in the OZ Minerals 
Performance Rights Plan and may participate in an incentive scheme in which replacement of mining depletion is one of the performance 
indicators.

Professional 
Organisation

Membership 
Number

AusIMM

AusIMM

AusIMM

AusIMM

AusIMM

AusIMM

222853

304944

316591

317073

109714

225331

SME

4172669RM

AusIMM

225331

SME

AIG

4172669RM

1719

319595

1719

1719

226746

226746

317702

Asset

Prominent Hill

Prominent Hill

Carrapateena

Carrapateena

Estimate

Name

Employer 

Mineral Resource

Bruce Whittaker

OZ Minerals full time employee

Ore Reserve

Tom Murdock

OZ Minerals full time employee

Mineral Resource

Shaun Light

OZ Minerals full time employee

Ore Reserve

Rodney Hocking

OZ Minerals full time employee

Fremantle Doctor

Mineral Resource

Heather Pearce

Former OZ Minerals full time employee

Mineral Resource

Ore Reserve

Mineral Resource

Ore Reserve

Colin Lollo

Ruy Lacourt

Colin Lollo

Ruy Lacourt

OZ Minerals full time employee

Re Metallica Associates Consultant

OZ Minerals full time employee

Re Metallica Associates Consultant

Mineral Resource

Aaron Green

CSA Global Pty Ltd full time employee

Antas North

Antas North

Pedra Branca

Pedra Branca

CentroGold

CentroGold

Chega Tudo

Succoth

Jericho

Nebo-Babel

Nebo-Babel

Ore Reserve

Adriano Carneiro

AMBA Geology and Mining Consulting full time employee

AusIMM

Mineral Resource

Mineral Resource

Aaron Green

Aaron Green

CSA Global Pty Ltd full time employee

CSA Global Pty Ltd full time employee

Mineral Resource

Phillippa Ormond

OZ Minerals full time employee

Mineral Resource

Phillippa Ormond

OZ Minerals full time employee

Ore Reserve

Yohanes Sitorus

OZ Minerals full time employee

AIG

AIG

AusIMM

AusIMM

AusIMM

GOVERNANCE ARRANGEMENTS
OZ Minerals has established Mineral Resources and Ore Reserves estimation processes, which set company-wide consistency, rigour  
and discipline in the preparation and reporting of Mineral Resources and Ore Reserves in accordance with industry best practice.

Updates to Mineral Resources and Ore Reserves estimates compiled during 2020 were completed in accordance with the OZ Minerals  
guiding principles, suitably modified to meet current company structures, delegated authorities and estimate requirements.

These included:

   reporting in accordance with the 2012 Edition of the Australasian Code for Reporting of Exploration Results, Mineral Resources  

and Ore Reserves (JORC Code 2012 Edition)

   suitably qualified and experienced Competent Persons
   all Mineral Resources and Ore Reserves estimates being subject to independent review by suitably qualified practitioners, inclusive  

of the Competent Persons

   review by the Mineral Resources and Ore Reserves Team
   Board approval of the Mineral Resources and Ore Reserves estimates prior to release to the market.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT125

126126

FINANCIAL  
REPORT

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTOZ MINERALSfinanCiaL  rePort

127

LEAD AUDITOR’S INDEPENDENCE 
DECLARATION UNDER SECTION 307C 
OF THE CORPORATIONS ACT 2001

To the Directors of OZ Minerals Limited:

I declare that, to the best of my knowledge and belief, in relation to the audit of  
OZ Minerals Limited for the financial year ended 31 December 2020 there have been:

i.  no contraventions of the auditor independence requirements as set out in the  

Corporations Act 2001 in relation to the audit; and

ii.  no contraventions of any applicable code of professional conduct in relation to the audit.

KPMG

Paul Cenko 
Partner 

18 February 2021

KPMG, an Australian partnership and a member firm of the KPMG network of independent member firms  
affiliated with KPMG International Cooperative (“KPMG International”), a Swiss entity. Liability limited by  
a scheme approved under Professional Standards Legislation.

 
128

CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME

Revenue

Other income

Mining 

Processing 

Freight 

Site administration 

Royalties 

Inventory movement

Corporate administration 

Exploration and corporate development 

Other 

Foreign exchange (loss)/gain

Profit before interest and income tax

Finance income

Finance expense

Profit before income tax

Income tax

Profit for the year attributable to equity holders of OZ Minerals Limited

Other comprehensive gain/(loss)

Items that will not be reclassified subsequently to future Income Statements

Change in fair value of investments in equity securities, net of tax

Items that may be reclassified subsequently to future Income Statements

Cash flow hedges change in fair value

Cash flow hedges reclassified to profit and loss

Foreign operations – foreign currency translation differences

Other comprehensive loss for the year, net of tax

Total comprehensive income for the year attributable to equity holders of OZ Minerals Limited

Basic and diluted earnings per share

The above Consolidated Statement of Comprehensive Income should be read in conjunction with the accompanying Notes.

Notes

1

3

2

2020 
$m

1,342.0

0.3

(421.6)

(215.5)

(50.5)

(113.5)

(67.7)

(18.9)

(56.0)

(50.6)

(4.4)

(20.7)

322.9

0.4

(27.5)

295.8

(83.2)

212.6

3.9

(40.8)

64.9

(36.1)

(8.1)

204.5

cents

65.2

2019 
$m 

1,107.0

0.2

(251.5)

(146.8)

(80.5)

(48.8)

(57.6)

(140.8)

(50.2)

(93.9)

(4.5)

0.9

233.5

5.1

(10.0)

228.6

(64.7)

163.9

(7.6)

(52.0)

23.9

8.9

(26.8)

137.1

cents

50.7

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

129

CONSOLIDATED STATEMENT OF CHANGES IN EQUITY

For the year ended 31 December 2020

Notes

Balance as at 1 January 2020

Total comprehensive income for the year

Profit for the year

Other comprehensive loss

Total comprehensive income for the year

Transactions with owners, recorded directly in equity

Shares issued – acquisition of Cassini Resources Limited

Dividends

Share-based payment transactions, net of income tax

8

4

13

Total transactions with owners

Balance as at 31 December 2020

For the year ended 31 December 2019

Notes

Balance as at 1 January 2019

Effect of transition to AASB 16 Leases

Adjusted opening balance

Total comprehensive income for the year

Profit for the year

Other comprehensive loss

Total comprehensive income for the year

Transactions with owners, recorded directly in equity

Dividends

Share-based payment transactions, net of income tax

4

13

Issue of treasury shares

Total transactions with owners

Balance as at 31 December 2019

Issued  
capital 

$m

2,280.4

–

2,280.4

–

–

–

–

–

–

–

2,280.4

The above Consolidated Statement of Changes in Equity should be read in conjunction with the accompanying Notes.

Issued  
capital 

Retained 
earnings

Cash flow 
hedge 
reserve 

Foreign 
currency 
translation 
reserve 

Total  
equity 

$m

2,280.4

–

–

–

89.6

1.4

–

91.0

2,371.4

$m

721.2

212.6

3.9

216.5

–

(74.6)

10.6

(64.0)

873.7

$m

(49.5)

–

24.1

24.1

–

–

–

–

$m

27.8

$m

2,979.9

–

(36.1)

(36.1)

–

–

–

–

212.6

(8.1)

204.5

89.6

(73.2)

10.6

27.0

(25.4)

(8.3)

3,211.4

Retained 
earnings

Cash flow 
hedge 
reserve 

Treasury 
shares 

Foreign 
currency 
translation 
reserve

$m

638.5

(6.1)

632.4

163.9

(7.6)

156.3

(74.3)

8.0

(1.2)

(67.5)

721.2

$m

(21.4)

–

(21.4)

–

(28.1)

(28.1)

–

–

–

–

(49.5)

$m

(1.2)

–

(1.2)

–

–

–

–

–

1.2

1.2

–

Total  
equity

$m

2,915.2

(6.1)

2,909.1

163.9

(26.8)

137.1

(74.3)

8.0

–

(66.3)

$m

18.9

–

18.9

–

8.9

8.9

–

–

–

–

27.8

2,979.9

130

CONSOLIDATED BALANCE SHEET

At 31 December

Current assets

Cash and cash equivalents

Trade receivables

Inventories

Prepayments

Other receivables

Total current assets

Non-current assets

Deferred tax assets

Inventories

Exploration assets

Property, plant and equipment

Right-of-use assets

Other assets

Total non-current assets

Total assets

Current liabilities

Trade payables and accruals

Other payables

Current tax provision

Employee benefits

Provisions

Derivative financial instruments

Loans and borrowings

Total current liabilities

Non-current liabilities

Deferred tax liabilities

Employee benefits

Provisions

Derivative financial instruments

Loans and borrowings

Total non-current liabilities

Total liabilities

Net assets

Equity

Issued capital

Cash flow hedge reserve

Retained earnings

Foreign currency translation reserve

Total equity attributable to equity holders of OZ Minerals Limited

The above Consolidated Balance Sheet should be read in conjunction with the accompanying Notes.

Notes

5

3

5

8

7

9

10

14

14

3

10

14

14

2020

$m

131.7

160.3

252.1

11.7

13.5

569.3

7.0

266.6

215.8

2,913.5

750.1

33.7

4,186.7

4,756.0

2019 

$m

134.0

83.1

238.3

7.7

23.4

486.5

7.1

299.3

112.1

2,696.3

176.1

36.6

3,327.5

3,814.0

190.1

168.6

7.3

19.7

21.7

0.3

36.3

171.5

446.9

288.5

3.2

121.7

–

684.3

1,097.7

1,544.6

3,211.4

8.2

5.6

14.5

1.0

60.4

37.8

296.1

270.1

1.7

97.4

22.7

146.1

538.0

834.1

2,979.9

12

2,371.4

2,280.4

(25.4)

873.7

(8.3)

(49.5)

721.2

27.8

3,211.4

2,979.9

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

CONSOLIDATED STATEMENT OF CASH FLOWS

For the year ended 31 December

Notes

Cash flows from operating activities

Receipts from customers

Payments to suppliers and employees

Payments for exploration and evaluation

Income tax paid

Financing costs

Interest received

Net cash inflows from operating activities

Cash flows from investing activities

Payments for property, plant and equipment

Net proceeds from sale of pre commissioning concentrates

Payments for exploration assets

Net cash outflows from investing activities

Cash flows from financing activities

Dividends paid to shareholders

Proceeds from loans and borrowings

Payments for loans and borrowings

Lease payments

Net cash outflows from financing activities

Net increase/(decrease) in cash held

Cash and cash equivalents at beginning of the year

Effects of exchange rate changes on foreign currency denominated cash balances

Cash and cash equivalents at the end of the year

The above Consolidated Statement of Cash Flows should be read in conjunction with the accompanying Notes.

6

4

14

14

14

131

2019 

$m

1,139.9

(492.7)

(96.5)

(44.1)

(2.3)

6.3

510.6

(737.7)

–

(26.2)

(763.9)

(74.3)

–

–

(47.3)

(121.6)

(374.9)

505.1

3.8

134.0

2020

$m

1,253.0

(589.2)

(47.1)

(43.8)

(23.0)

0.5

550.4

(545.9)

43.0

(17.3)

(520.2)

(73.2)

225.0

(125.0)

(55.2)

(28.4)

1.8

134.0

(4.1)

131.7

132

NOTES TO THE CONSOLIDATED FINANCIAL 
STATEMENTS 

INTRODUCTION 
The principal business activities of OZ Minerals Limited (OZ Minerals or the Company) and its controlled entities (collectively the 
‘Consolidated Entity’ or the ‘Group’) were the mining and processing of ore containing copper, gold and silver; undertaking exploration 
activities; and the development of mining projects.

The Company is incorporated and domiciled in Australia and limited by shares which are traded on the Australian Securities Exchange.  
OZ Minerals’ registered office is located at 2 Hamra Drive, Adelaide Airport, South Australia 5950, Australia. 

The Consolidated Financial Statements of OZ Minerals Limited and its controlled entities for the year ended 31 December 2020:

   are general purpose financial statements prepared in accordance with Australian Accounting Standards (AASBs) and the Corporations Act 

2001 and comply with International Financial Reporting Standards (IFRS)

   are presented in Australian dollars which is also the functional currency of its major operations. The controlled entities of the Company 
have the functional currency of Australian dollars and US dollars. The financial statements of the Company include consolidation of its 
subsidiaries referred to in Note 17

   have amounts rounded off to within the nearest million dollars to one decimal place unless otherwise stated, in accordance with 

Instrument 2016/191, issued by the Australian Securities and Investments Commission.

The Consolidated Financial Statements have been prepared on a going concern basis and under the historical cost convention, except for  
the following items which are measured at fair value, or otherwise, in accordance with the provisions of applicable accounting standards:

   financial instruments, including trade receivables
   derivative financial instruments
   items of inventory and property, plant and equipment which have been written down in accordance with applicable accounting standards.

Significant judgement has been applied for the commissioning of mine development projects during the year (see Note 7):

   the Carrapateena mine commissioned on 1 January 2020
   the Carrapateena processing plant and infrastructure commissioned on 1 March 2020
   the Pedra Branca mine commissioned on 1 November 2020.

Subsequent to commissioning, revenue and associated costs of production of operating each project are recognised in the Consolidated 
Statement of Comprehensive Income and depreciation of assets is commenced. 

The COVID-19 pandemic impacted OZ Minerals’ stakeholders including its customers, suppliers and employees as measures were taken by 
governments both locally and overseas to manage the pandemic. The pandemic did not materially impact the financial results of OZ Minerals 
during the year except for minor expenditure incurred to support our stakeholders and to keep operating our Assets with the restrictions 
imposed on the movement of people. The going concern assumption remains appropriate and while asset recoverability was not adversely 
impacted, future long term impacts of the pandemic on commodity prices, foreign exchange rates, the well-being of people and material 
movements remain uncertain and could have adverse impacts in future financial reporting periods. 

Subsequent to 31 December 2020, the Board of Directors approved the Block Cave Expansion, which will unlock Carrapateena’s potential to 
be a multi-generational, lowest quartile cash cost producing province, bringing long term value to our Stakeholders. The Board of Directors 
has also resolved to pay a final dividend for the 2020 financial year, as discussed in Note 4. There were no other events that occurred 
subsequent to the reporting date which have significantly affected or may significantly affect the Consolidated Entity’s operations or results 
in future years. 

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

133

GROUP PERFORMANCE

1. OPERATING SEGMENTS

Segment

Principal activities

Prominent Hill

Carrapateena

Carajás

Exploration &  
development

Mining and processing underground ore containing copper, gold and silver along with residual lower grade 
open pit ore from stockpiles. The Prominent Hill mine is located in the Gawler Craton of South Australia. The 
Prominent Hill mine generates revenue from the sale of concentrate containing copper, gold and silver to 
customers in Asia, Europe and Australia.

Mining and processing underground ore containing copper, gold and silver. The Carrapateena mine which 
is located in the Gawler Craton of South Australia was constructed during 2019. The Carrapateena mine 
generates revenue from the sale of concentrate containing copper, gold and silver to customers in Asia,  
Europe and Australia.

Mining and processing ore containing copper and gold from the Antas open pit mine and the underground 
Pedra Branca Mine in the Carajás Hub in Brazil. The Carajás Hub generates revenue from the sale of 
concentrate containing copper and gold to customers in Europe and Asia.

Exploration and evaluation activities associated with other projects, including exploration arrangements  
with Minotaur Exploration Ltd, Mithril Resources, Red Metal, Mineral Prospektering i Sverige, Inversiones 
Mineras La Chalina S.A.C. and corporate development activities.

During the year, OZ Minerals acquired the residual 30 per cent interest in the West Musgrave project providing  
OZ Minerals with a 100 per cent interest in the West Musgrave project. Further details are set out in Note 8.

The Company undertakes its own exploration on tenements around existing operating and development 
Assets, including at the CentroGold project in the Gurupi province in Brazil.

Corporate  
(corporate activities)

Other corporate activities include the Consolidated Entity’s group office (which includes all corporate  
expenses that cannot be directly attributed to the operation of the Consolidated Entity’s operating segments), 
and treasury activities.

Recognition and measurement of revenue
The Consolidated Entity generates sales revenue primarily from the transfer of concentrate to buyers and in some cases, based on the 
commercial terms of the contract, delivering it to customers. The performance obligation to transfer concentrate and delivery arises as 
and when a shipment is agreed with customers against ongoing short and long term supply contracts. Revenue is allocated between 
the performance obligations and recognised as each performance obligation is met, which for the primary obligation occurs when the 
concentrate is delivered to a vessel or location and for the secondary obligation, if applicable, when the concentrate is delivered to the 
customer’s location. Revenue arising from the secondary obligation is immaterial to the Group and aggregated with the primary obligation 
for disclosure purposes. The Group’s sale of concentrate incurs customary treatment and refining charges and other commercial costs 
consistent with industry practice. These items are a deduction from the value of metal contained within the concentrate and accordingly  
are recognised as a deduction from revenue.

As is industry practice, the Consolidated Entity typically makes sales whereby the final sales price for the primary performance obligation 
is determined based on the market price prevailing at a date in the future, typically three months. Revenue for the primary performance 
obligation is measured based on the fair value of the consideration specified in a contract with the customer at the time of settling the 
performance obligation and is determined by reference to forward market prices. Provisional pricing adjustments, which occur between  
the fair value at the time of settling the primary performance obligation and the final price, are also recorded within revenue.

Gains and losses on hedge instruments related to sales contracts are recorded in revenue when the associated instrument matures.

net reVenUe BY MetaL BY geograPhiCaL region

)

m
$
(

s
e
t
a
r
t
n
e
c
n
o
c

f
o
s
e
l
a
s
m
o
r
f

e
u
n
e
v
e
R

1000

800

600

400

200

0

18.7

373.0

601.9

9.1

149.6

548.0

3.3

121.5

159.0

4.3
60.1

245.6

2020 Asia

2019 Asia

2020 Australia

2019 Australia

Copper

Gold

Silver

18.5

2.0

44.1
2020 Europe

0.9

70.3

2019 Europe

19.1

Revenue information presented is based on the location of the customers’ operations. Three major customers (2019: three customers) who 
individually accounted for more than 10 per cent of total revenue contributed approximately 78 per cent of total revenue (2019: 81 per cent). 
Included within net revenue from customers in Asia was $152.2 million (2019: $105.1 million) attributable to customers in China.

 
 
 
 
 
134

net reVenUe BY MetaL

2020

Copper

Gold

Silver

Total

2019

Copper

Gold

Silver

Total

Prominent Hill

Carrapateena

$m

$m

Carajás

$m

541.3

396.5

12.3

950.1

808.6

218.1

14.1

1,040.8

199.1

102.4

11.1

312.6

–

–

–

–

64.6

14.1

0.6

79.3

55.3

10.7

0.2

66.2

Total

$m

805.0

513.0

24.0

1,342.0

863.9

228.8

14.3

1,107.0

Note: Prominent Hill gold revenue is presented net of realised losses on gold derivatives $92.7 million (2019: $23.9 million). 

segMentaL finanCiaL inforMation

31 December 2020

Revenue

Cost of goods sold(a)

Underlying EBITDA(c)

Net depreciation and amortisation

Capital expenditure

Property, plant & equipment

31 December 2019

Revenue

Cost of goods sold(b)

Underlying EBITDA(c)

Net depreciation and amortisation

Capital expenditure

Property, plant & equipment

Prominent Hill

Carrapateena

$m

$m

Carajás

$m

950.1

(458.6)

535.7

(182.5)

127.0

751.8

1,040.8

(481.4)

587.4

(207.2)

105.8

717.8

312.6

(159.6)

126.3

(67.0)

278.3*

1,608.7

–

–

(21.1)

–

596.5

1,385.0

79.3

(46.5)

26.3

(13.2)

35.5*

208.2

66.2

(50.1)

5.0

(9.4)

9.9

219.9

Exploration & 
development

Corporate

Consolidated

$m

–

–

(38.1)

–

–

317.2

–

–

(72.3)

–

–

332.0

$m

–

–

(43.9)

(20.7)

0.1

27.6

–

–

(36.6)

(12.3)

24.1

41.6

$m

1,342.0

(664.7)

606.3

(283.4)

440.9

2,913.5

1,107.0

(531.5)

462.4

(228.9)

736.3

2,696.3

*  Capital expenditure is net of proceeds from sale of concentrate produced from ore mined during the development of the Carrapateena ($37.2 million) and Pedra Branca mines ($5.8 million).
(a)  Cost of goods sold does not include net depreciation and amortisation, net realisable value (NRV) adjustments of $66.5 million of Prominent Hill ore, and corporate cost allocations (Prominent Hill 

$11.3 million, Carrapateena $7.8 million and Brazil $1.8 million).

(b)  Cost of goods sold does not include net depreciation and amortisation, net realisable value adjustments (Prominent Hill $38.3 million increase, Brazil $10 million decrease) and corporate cost 

allocations (Prominent Hill $8.2 million, Brazil $2.5 million). 

(c)  OZ Minerals financial results are reported under IFRS. This Report and Results for Announcement to the Market include certain non-IFRS measures including underlying Earnings before interest 
tax, depreciation and amortisation (EBITDA). These measures are presented to enable an understanding of the underlying performance of the Consolidated Entity and are consistent with the 
information the Consolidated Entity’s chief operating decision makers use to assess the underlying performance of the business and make resource allocations. 

There were no non-underlying items recorded during the year (2019: none).

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

reConCiLiation of ConsoLidated UnderLYing eBitda to Profit after tax

At 31 December

Underlying EBITDA(d)

Depreciation

Other assets amortisation

Capitalised depreciation unwind

Earnings before finance income and tax

Net finance expense

Profit before tax

Tax expense

Profit for the year attributable to equity holders of OZ Minerals Limited

135

2019

$m

462.4

(114.9)

(6.5)

(107.5)

233.5

(4.9)

228.6

(64.7)

163.9

2020

$m

606.3

(229.9)

(6.5)

(47.0)

322.9

(27.1)

295.8

(83.2)

212.6

(d)  Underlying EBITDA includes net realisable value adjustments for Prominent Hill comprising a $66.5 million increase (FY 2019: $28.3 million). It also includes corporate and exploration expense  
of $112.7 million (FY 2019: $140.0 million), Other income $0.3 million (FY 2019: $0.2 million), Other expense $4.4 million (FY 2019: $4.5 million) and foreign exchange loss of $20.7 million  
(FY 2019: $0.9 million gain), which resulted from the movement in AUD:USD and BRL:USD currency exchange rates on translation of foreign currency transactions and foreign currency 
denominated financial assets and liabilities.

net dePreCiation and aMortisation exPense for the Year

At 31 December

Mining

Processing

Site and corporate administration

Capitalised depreciation unwind

Total depreciation and amortisation expense

2. EARNINGS PER SHARE

Basic and diluted earnings per share – cents

Inputs used in calculating basic and diluted earnings per share

Profit after tax – $ millions

Weighted average number of ordinary shares on issue used in the calculation of basic earnings per share

2020

$m

140.6

42.0

53.8

47.0

283.4

2020

65.2

2019

$m

72.5

26.0

22.9

107.5

228.9

2019

50.7

212.6

163.9

325,971,255

323,431,247

Basic earnings per share is calculated by dividing the profit attributable to equity holders of OZ Minerals Limited, by the weighted average 
number of ordinary shares outstanding during the financial year. The weighted average is determined by the total number of shares on issue 
less treasury shares held by the Company throughout the period.

Diluted earnings per share adjusts the amounts used in the determination of basic earnings per share to take into account dilutive potential 
ordinary shares and the weighted average number of shares assumed to have been issued for no consideration in relation to dilutive 
potential ordinary shares. 

3. INCOME TAX
Income tax expense comprises current and deferred tax of the Consolidated Entity. Current and deferred tax expenses are recognised in 
other comprehensive income or directly in equity as is appropriate.

Recoverability of Deferred Tax Assets The Consolidated Entity is subject to income taxes in Australia and of the jurisdictions where it has foreign operations. Significant judgement is required in the application of income tax legislation to determine the provision for income taxes. There are many transactions and calculations undertaken during the ordinary course of business for which the ultimate tax determination is uncertain and for which provisions are based on estimated amounts probable of being accepted by the relevant tax authorities. Where the final tax outcome of these matters is different from the amounts that were initially recorded, such differences will impact the current and deferred tax provision in the period in which the determination is made.Assumptions about the generation of future taxable profits influence the ability of the Consolidated Entity to recognise (or continue to recognise) deferred tax assets. Taxable profit estimates are based on estimated future production and sales volumes, commodity prices, foreign exchange rates, operating costs, restoration costs and capital expenditure. A change in these assumptions may impact the amount of deferred tax assets recognised in the balance sheet in future periods.136

Group taxation
The Consolidated Entity’s principal operations are located in Australia and Brazil. Income tax expense, current tax and deferred tax balances 
have been determined based on the tax laws and tax rates applicable in the relevant jurisdiction.

OZ Minerals Limited and its wholly owned Australian-controlled entities are part of a tax consolidated group. OZ Minerals Limited is the head 
company of the Australian tax consolidated group. No foreign operating affiliates are consolidated for tax purposes.

inCoMe tax exPense in the inCoMe stateMent

Current income tax expense

Deferred income tax expense

Income tax expense

reConCiLiation of inCoMe tax exPense to Pre-tax Profit

Profit before income tax

Income tax expense at the Australian tax rate of 30%

Adjustments:

Variation in overseas tax

Non-deductible expenditure

Revision for prior periods

Recognition of previously unrecognised tax losses

R&D tax benefit

Other

Derecognition of overseas losses

Income tax expense

2020

$m

(57.3)

(25.9)

(83.2)

2020

$m

295.8

(88.7)

2.9

(6.8)

(0.3)

14.3

0.4

(4.0)

(1.0)

(83.2)

2019

$m

(54.6)

(10.1)

(64.7)

2019

$m

228.6

(68.6)

0.1

(14.1)

1.5

17.8

–

–

(1.4)

(64.7)

Unrecognised tax losses
A review of unrecognised tax losses was undertaken during the year and additional restricted tax losses of $14.3 million tax effected  
(2019: $17.8 million) were recognised on the balance sheet. Restricted tax losses are subject to an available fraction, which limits the 
amount of loss utilisation each year. During the financial year, $8.3 million tax losses (tax effected) were transferred to the Australian  
tax consolidated group upon acquisition of Cassini Resources Limited. Australian restricted tax losses of $146.9 million tax effected  
(2019: $152.9 million) remain unrecognised at 31 December 2020, inclusive of the Cassini Resources Limited transferred losses.  
Capital losses of $595.9 million tax effected (2019: $595.0 million tax effected) remain unrecognised at 31 December 2020.

Deferred tax assets and liabilities 
The movement in the Consolidated Entity’s recognised deferred tax balances are as follows:

31 December  
2018

Recognised 
in income 
statement

Recognised  
in equity

31 December  
2019

Deferred tax assets

Unrestricted tax losses

Restricted tax losses

Lease liability

Provisions and accruals

Derivative financial instruments

Other

Total deferred tax assets

Set-off against deferred tax 
liabilities

Net deferred tax assets

$m

–

34.1

–

14.2

4.6

8.1

61.0

(58.5)

2.5

$m

4.7

10.3

39.8

1.5

9.0

0.2

65.5

(60.9)

4.6

$m

–

–

15.4

–

11.3

–

26.7

(26.7)

–

$m

4.7

44.4

55.2

15.7

24.9

8.3

153.2

(146.1)

(4.3)

6.6

171.5

13.6

(3.8)

(3.9)

179.7

(179.4)

7.1

0.3

Recognised 
in income 
statement

Recognised  
in equity

31 December 
2020

$m

$m

$m

–

–

–

(0.4)

(10.3)

–

(10.7)

10.3

(0.4)

0.4

51.0

226.7

28.9

10.8

4.4

322.2

(315.2)

7.0

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

137

31 December  
2018

Recognised 
in income 
statement

Recognised  
in equity

31 December  
2019

Recognised 
in income 
statement

Recognised  
in equity

31 December 
2020

$m

(4.8)

(4.8)

(309.6)

–

(3.9)

(323.1)

58.5

(264.6)

$m

$m

$m

0.2

(8.7)

(26.2)

(41.1)

0.2

(75.6)

60.9

(14.7)

–

(0.2)

(4.4)

(12.9)

–

(17.5)

26.7

9.2

(4.6)

(13.7)

(340.2)

(54.0)

(3.7)

(416.2)

146.1

(270.1)

$m

(0.4)

(5.8)

(28.3)

(171.0)

(0.1)

(205.6)

179.4

(26.2)

$m

–

2.3

15.8

–

–

18.1

(10.3)

7.8

$m

(5.0)

(17.2)

(352.7)

(225.0)

(3.8)

(603.7)

315.2

(288.5)

Deferred tax liabilities

Inventories

Exploration assets

Property plant and equipment

Right-of-use assets

Provisions and accruals

Total deferred tax liabilities

Set-off against deferred tax assets

Net deferred tax liabilities

Recognition and measurement of income taxes

Current tax
The tax payable is based on taxable profit for the year, using rates enacted or substantively enacted at the reporting date, and any 
adjustments to tax payable in respect of previous years.

Deferred tax
Deferred tax assets and liabilities are not recognised for temporary differences arising from investments in subsidiaries where the 
Consolidated Entity is able to control the reversal of the temporary differences, and it is probable that they will not reverse in the foreseeable 
future. Deferred tax assets are recognised to the extent that it is probable that future taxable income will be available to utilise them. 

The carrying amount of deferred tax assets is reviewed at the end of each reporting period and adjusted based on estimates of future 
taxable income and/or capital gains against which the deferred tax asset could be utilised.

Deferred tax assets and liabilities are measured at the tax rates applicable to each jurisdiction which are expected to apply in the period when 
the assets are realised, or liabilities discharged. They are offset where they relate to the same tax authority and there is a legally enforceable 
right to offset. 

4. DIVIDENDS
Since the end of the financial year, the Board of Directors resolved on 18 February 2021 to pay a fully-franked dividend of 17 cents per 
share. The record date for entitlement to this dividend is 12 March 2021. 

OZ Minerals offers a Dividend Reinvestment Plan (DRP) and eligible shareholders may participate in the DRP in respect of all or part of their 
shareholding. A discount of 1.5 per cent will apply to this allocation and there is no limit on the number of participating shares. Shares will 
be allocated to shareholders under the DRP for the 2020 final dividend at an amount equal to the average of the daily volume weighted 
average market price of ordinary shares of the Company traded on the ASX over the period of five trading days commencing on 11 March 
2021. The last date for receipt of election notices for the DRP is 15 March 2021. 

The financial impact of the dividend amounting to $56.4 million has not been recognised in the Consolidated Financial Statements for the 
year ended 31 December 2020 and will be recognised in subsequent consolidated financial statements.

The details in relation to dividends announced or paid since 1 January 2019 are set out below:

Record date

Date of payment

Fully franked 

Total dividends

12 March 2021

18 September 2020

12 March 2020

3 September 2019

12 March 2019

26 March 2021

5 October 2020

26 March 2020

17 September 2019

26 March 2019

cents per share

17

8

15

8

15

$m

56.4

26.0

48.6

25.9

48.4

Dividend 
reinvestment 
plan

Yes

Yes

No

No

No

138

5. INVENTORIES

inVentories

)

m
$
(

e
u
a
v

l

y
r
o
t
n
e
v
n
I

250

200

150

100

50

0

31 December 2020

31 December 2019

224.8

216.4

106.3

58.8

145.3

37.3

80.0

74.5

50.2

28.5

25.6

4.1

4.5

Concentrates
at cost

Concentrates
at NRV

Ore stockpile
(current) at cost

Ore stockpile
(current) at NRV

Ore stockpile
(non current) at cost

Ore stockpile
(non current) at NRV

Stores and
consumables at cost

Concentrates – at cost

Concentrates – at net realisable value

Ore stockpile – at cost

Ore stockpile – at net realisable value

Stores and consumables – at cost

Inventories – current 

Ore stockpile – non-current at cost

Ore stockpile – non-current at net realisable value

Inventories – non-current

Total inventories

2020

$m

106.3

–

37.3

80.0

28.5

252.1

50.2

216.4

266.6

518.7

2019

$m

58.8

4.1

145.3

4.5

25.6

238.3

74.5

224.8

299.3

537.6

An assessment of the NRV of ore stockpiles resulted in a net adjustment to increase the value of inventory by $66.5 million in 2020  
(2019: $28.3 million). This increased the total ore stockpiles held at NRV to $296.4 million. The increase is mainly a reversal of previous 
net realisable value write downs due to price assumptions partially offset by an ore inventory adjustment of $14.4 million following the 
reassessment of the low grade gold ore stockpile quantities at Prominent Hill.

Recognition and measurement of inventories
Costs are assigned to individual items of inventory on the basis of weighted average costs. Costs comprise direct materials, labour and 
a proportion of overhead expenditure directly related to the production of inventories. Expenditure directly related to the production of 
inventories includes processing costs; transportation costs to the point of sale; and depreciation of plant, equipment, mining property; and 
development assets, the latter of which includes deferred stripping assets and mine rehabilitation costs incurred in the mining process.

Inventories expected to be processed or sold within 12 months after the balance date are classified as current assets and all other inventories 
are classified as non-current.

Net Realisable Value of InventoriesInventories are recognised at the lower of cost and net realisable value (NRV).NRV of ore is based on the estimated amount expected to be received when the ore is processed and sold, less incremental costs to convert the ore to concentrate and selling costs. The calculation of NRV for stockpiles involves significant judgements and estimates in relation to future ore blend rates, timing of processing, processing costs, commodity prices, foreign exchange rates, discount rates and the ultimate timing of sale of concentrates produced.A change in any of these critical assumptions will alter the estimated NRV and may therefore impact the carrying value of inventories positively or negatively.OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT 
 
finanCiaL  rePort

6. OPERATING CASH FLOWS
The Consolidated Entity’s operating cash flow reconciled to profit after tax is as follows.

Profit after tax for the year

Adjustments for: 

Depreciation and amortisation

Lease amortisation

Foreign exchange loss/(gains) on cash balances

Share based payments

Other items

Change in assets and liabilities:

Trade and other receivables

Prepayments & other assets

Inventories

Trade and other payables

Provision for employee benefits

Other provisions

Derivative financial instruments

Net current and deferred tax liability

Net cash inflow from operating activities

139

2019

$m

163.9

98.1

23.3

(3.8)

8.0

0.4

(13.4)

19.1

140.8

26.3

2.0

4.0

30.5

11.4

510.6

2020

$m

212.6

184.6

51.8

4.1

9.8

(2.1)

(67.3)

(7.7)

18.9

69.8

8.7

0.3

34.3

32.6

550.4

Recognition and measurement of cash and cash equivalents
Cash comprises cash on hand and demand deposits. Cash equivalents comprise short term and highly liquid cash deposits that are 
readily convertible to known amounts of cash and which are subject to an insignificant risk of change in value. For the purposes of the 
Consolidated Statement of Cash Flows, cash includes cash on hand, at call deposits and cash equivalents.

140

7. PROPERTY, PLANT AND EQUIPMENT

Plant and 
equipment

Mine property  
and development

Freehold land  
and buildings

Mineral rights

Capital work  
in progress

$m

$m

$m

$m

$m

31 December 2020

At cost

Accumulated depreciation and impairment losses

Closing carrying amount

Reconciliation of carrying amounts

Opening carrying amount at 1 January 2020

Additions and transfers

Pre-commissioning adjustment(b)

Depreciation

Foreign currency exchange differences

2,113.7

(1,030.0)

1,083.7

739.1

459.5

(21.6)

(90.6)

(2.7)

2,770.5

(1,529.0)

1,241.5

710.4

636.1(a)

(20.0)

(73.7)

(11.3)

Closing carrying amount at 31 December 2020

1,083.7

1,241.5

31 December 2019

At cost

Accumulated depreciation and impairment losses

Closing carrying amount

Reconciliation of carrying amounts

Opening carrying amount at 1 January 2019

Additions and transfers

Depreciation

Foreign currency exchange differences

Closing carrying amount at 31 December 2019

1,679.0

(939.9)

739.1

360.2

425.5

(47.5)

0.9

739.1

2,165.8

(1,455.4)

710.4

316.5

424.6

(31.0)

0.3

710.4

247.6

(158.8)

88.8

102.4

0.3

(1.4)

(12.5)

–

88.8

248.7

(146.3)

102.4

56.1

59.2

(13.1)

0.2

102.4

317.2

–

317.2

479.6

(129.5)

–

–

(32.9)

317.2

479.6

–

479.6

474.4

–

–

5.2

479.6

Total

$m

5,631.3

(2,717.8)

2,913.5

2,696.3

483.9

(43.0)

(176.8)

(46.9)

2,913.5

5,237.9

(2,541.6)

2,696.3

1,999.5

781.8

(91.6)

6.6

182.3

–

182.3

664.8

(482.5)

–

–

–

182.3

664.8

–

664.8

792.3

(127.5)

–

–

664.8

2,696.3

Depreciation for the year of $176.8 million (2019: $91.6 million) increased primarily due to the commencement of depreciation of the 
Carrapateena operations during 2020, following commissioning.

The mineral rights balance at 31 December 2020 of $317.2 million (net of foreign currency exchange differences) is attributable to the 
Gurupi province (2019: $332.0 million). Mineral rights of $129.5 million attributable to the Carajás province have been reclassified to mine 
development assets upon development of the Pedra Branca mine. 

(a) During the year OZ Minerals paid US$50 million (A$62.2 million) upon meeting the production milestone of copper, gold or silver  
under the original acquisition agreement of Carrapateena. This amount has been included within Mine Property and Development  
in accordance with the Group’s accounting policy. The Group did not reach the milestone of production of rare earths, iron or  
any other commodity which requires a milestone payment of US$25 million.

(b) Pre commissioning adjustment relates to Carrapateena and Pedra Branca mine pre production revenue of $37.2 million and  

$5.8 million respectively. 

Recognition and measurement of property, plant and equipment
Items of property, plant and equipment are stated at cost less accumulated depreciation and accumulated impairment losses.  
Cost includes expenditure that is directly attributable to the acquisition of the items and costs incurred in bringing assets into use.

Expenditure associated with mining that relates to developing access to new sections of an ore body is capitalised as a mine development 
asset and depreciated on a units of production basis as ore is extracted. When ore extraction and mine development occur concurrently 
expenditure is allocated between the cost of ore extraction (inventory) and mine development on the basis of the proportion of underlying 
activity; typically meters advanced or material moved. 

Mineral rights comprise identifiable mineral resources and ore reserves which are acquired as part of a business combination and are 
recognised at fair value at date of acquisition. Mineral rights are subsequently reclassified as mine property and development once mine 
development commences.

Mine property and development assets include costs transferred from exploration and evaluation assets and mineral rights once technical 
feasibility and commercial viability of an area of interest are demonstrated. After transfer, all subsequent expenditures to develop the mine  
to the production phase and which are considered to benefit mining operations in future periods are capitalised.

The proceeds from the sale of any concentrate produced from ore extracted and processed as part of the development of the asset prior  
to it being deemed ready for use are deducted from the cost of the asset, less any further processing and selling costs incurred.

The present value of the expected cost of decommissioning, rehabilitation, restoration and dismantling of assets after its use is included in 
the cost of the respective asset if the recognition criteria for a provision is met including revision to the expected cost.

Property, plant and equipment is tested for impairment when there is an indication of impairment. For the purposes of assessing impairment, 
assets are grouped at the lowest levels for which there are separately identifiable cash inflows. An impairment loss is recognised for the 
amount by which the asset or cash generating unit (CGU) carrying amount exceeds its recoverable amount.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

141

The recoverable amount is the higher of an asset’s fair value, less the cost to dispose and its value in use. Assets that have been impaired are 
reviewed for possible reversal of impairment at each reporting date.

Value in use is the net amount expected to be recovered through cash flows arising from the continued use and subsequent disposal of  
an asset (or group of assets). In assessing value in use, estimated future cash flows are discounted to their present value using a discount 
rate that reflects current market assessments of the time value of money and risks specific to the asset.

The asset’s fair value less costs to dispose is the amount obtainable from the sale of an asset or cash-generating unit in an arm’s length 
transaction between knowledgeable and willing parties, less the estimated costs of disposal.

A fair value measurement of a non-financial asset takes into account a market participant’s ability to generate economic benefits by using 
the asset in its highest and best use, or by selling it to another market participant who would use the asset in its highest and best use.

Depreciation methods adopted by the Consolidated Entity

Category

Freehold land

Buildings and other infrastructure

Short term plant and equipment

Processing plant

Mine property and development

Depreciation method

Not depreciated

Straight line over life of mine 

Straight line over life of asset

Units of ore extracted over mining inventory applicable to the development

Units of ore milled over mining inventory

Depreciation of assets commences when the assets are ready for their intended use. The depreciation of mine property and development 
commences when the mine is commissioned or deemed ready for use.

The residual values, useful lives and methods of depreciation of property, plant and equipment are reviewed at each reporting date and 
adjusted prospectively, if appropriate. Where depreciation rates are changed, the net written down value of the asset is depreciated from  
the date of the change in accordance with the new depreciation rate, with the change accounted for as a change in accounting estimate.

Mineral Resource and Ore Reserve Estimates The estimated quantities of mineral resource and ore reserve estimates are based upon interpretations of geological and geophysical models and require assumptions to be made regarding exchange rates, commodity prices, future capital requirements and future operating performance.Changes in reported mineral resource and ore reserve estimates can impact the carrying value of property, plant and equipment, including deferred mining expenditure; capitalised exploration; provisions for mine rehabilitation; restoration and dismantling obligations; and recognition of deferred tax assets as well as the amount of depreciation charged to the income statement.Changes in the carrying value of the assets may arise principally through changes in the income that can be economically generated from each project. Changes in depreciation expense may arise through a change in the units of ore available for extraction over which property, plant and equipment is depreciated.Recoverability of Assets Cash generating units are tested for impairment when there is an indication that the CGU may be impaired. Examples of impairment indicators include the Group’s net assets exceeding its market capitalisation, unfavourable fluctuations in commodity prices and foreign exchange rates, or a decline in the CGU’s operating performance.The Consolidated Entity undertook a review of the Prominent Hill, Carrapateena, Carajás and Gurupi CGU’s to determine whether there was any indication that these CGU’s had suffered an impairment loss. The Consolidated Entity concluded that there were no such indicators that the CGUs were impaired at the reporting date.When the Group reviewed impairment indicators, consideration was also given for negative trends in the significant judgements and assumptions that may impact the CGU’s valuation in future periods, including:  expected future cash flows based on a range of factors including Board-approved internal budgets and forecasts which reflect expectations of resources and reserves; mine plans; short and long term commodity prices and foreign exchange rates; and operating and capital costs  the value of mineral resources not modelled in Board-approved budgets, based on the use of an appropriate resource valuation multiple to the contained copper equivalent within the resources applicable to the CGU  the discount rate applied to the cash flows which reflects current market conditions.In addition, the Consolidated Entity monitors impairment indicators by considering the impact of the above judgements and assumptions on the valuation of CGUs through periodic updates to its business valuation models.Such assumptions are subject to variation as a result of changes in future economic and operational conditions. Consequently, the carrying value of the Consolidated Entity’s CGUs may differ in future years if assumptions made do not eventuate and actual outcomes are less favourable than present assumptions.142

8. EXPLORATION ASSETS

On 5 October 2020, OZ Minerals acquired the residual 30 per cent interest in the West Musgrave Project thereby consolidating its 
ownership of the project to 100 per cent. The purchase was effected by acquiring Cassini Resources Limited (Cassini) under a Scheme of 
Arrangement which included a pre-acquisition spinoff and capital return by Cassini. OZ Minerals issued 6,446,511 shares on 5 October 
2020 to shareholders of Cassini, valuing the purchase at $89.6 million. The Company also incurred $9.4 million in transaction costs directly 
attributable to the purchase which were capitalised resulting in the total cost of acquisition of $99.0 million.

The Scheme of Arrangement allows for contingent payments up to an aggregated cap of $20 million, which are payable in two scenarios:

   $10 million (or pro-rata) if OZ Minerals sells 30 per cent or more of the West Musgrave project where the implied sale value for 30 per 
cent of the project exceeds $76 million and $10 million (or pro-rata) calculated at 20 per cent of the value exceeding the implied value. 

   $10 million if OZ Minerals sells 30 per cent or more of the nickel stream to a mining company which produces, sells or markets base 

metals.

The Company also inherited a deferred payment of:

   a production milestone payment of $10 million, payable 12 months after commencement of production from the West Musgrave Project.
   a 2 per cent net smelter royalty payable from future production from the tenements within the West Musgrave and Yarawindah Project. 

The Contingent Payment and Deferred Payments are not recognised as liabilities as their payment remains wholly within the control  
of the Group.

exPLoration assets

Opening balance at 1 January

Additions during the year(a)

Transferred from other assets

Foreign currency exchange difference

Closing balance 31 December

2020

$m

112.1

110.8

–

(7.1)

215.8

2019

$m

78.1

26.2

6.9

0.9

112.1

(a)  Additions during 2020 include acquisition of the 30 per cent interest in West Musgrave Project amounting to $99.0 million.

Recognition and measurement of exploration expenditure 
Exploration and evaluation expenditure is recognised in the Income Statement as incurred, unless it is expected to be recouped through 
successful development and exploitation of the area of interest; or alternatively by its sale, in which case it is recognised as an asset on an 
area of interest basis; or the exploration asset is acquired via an asset purchase or a business combination. 

Exploration and evaluation assets are classified as tangible according to the nature of the assets. Exploration and evaluation assets are not 
depreciated and are assessed for impairment when facts and circumstances suggest that the carrying amount exceeds the recoverable 
amount. 

For the purposes of impairment testing, exploration and evaluation assets are allocated to cash-generating units to which the exploration 
activity relates. A CGU is not larger than the area of interest. Once the technical feasibility and commercial viability of the extraction of 
mineral reserves in an area of interest are demonstrated, exploration and evaluation assets attributable to that area of interest are first tested 
for impairment and then reclassified to mine property and development assets within property, plant and equipment.

From time to time the Consolidated Entity enters into arrangements which enable it to secure the opportunity to explore and potentially 
earn the right to mineralisation if discovered on underlying exploration tenements held by other entities (earn-in arrangements). Under these 
agreements, OZ Minerals does not assume any liabilities or hold any rights to other assets that the holder of the tenement may possess. 
Expenditure is accounted for under OZ Minerals accounting policy for exploration and evaluation expenditure.

Carrying Value of Capitalised Exploration Expenditure The accounting policy for exploration and evaluation expenditure requires judgement to determine whether future economic benefits are likely from either future exploitation or sale, or whether activities have not reached a stage that permits a reasonable assessment of the existence of reserves. In the event future economic benefits are unlikely or a reasonable assessment of the existence or otherwise of economic reserves is not possible, an impairment test may be required which may result in an adjustment to the carrying value of capitalised exploration expenditure. The ultimate recoupment of costs capitalised for exploration and evaluation phases is dependent on successful development and commercial exploitation or sale of the respective area of interest.OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

9. RIGHT-OF-USE ASSETS

2020

Opening balance at 1 January 

Transfers

Additions to right-of-use assets

Depreciation charge for the year

Closing carrying amount at 31 December

2019

Recognised upon transition to AASB 16 at 1 January

Additions to right-of-use assets

Derecognition during the year

Depreciation charge for the year

Depreciation capitalised to capital work in progress during the year

Closing carrying amount at 31 December 

143

Total

$m

176.1

–

627.1

(53.1)

750.1

Total

$m

94.3

124.1

(1.6)

(23.3)

(17.4)

176.1

Powerline 
infrastructure 

Property

Plant &  
equipment

$m

–

80.6

521.4

(16.0)

586.0

$m

6.2

–

0.3

(0.8)

5.7

$m

169.9

(80.6)

105.4

(36.3)

158.4

Property

Plant &  
equipment

$m

5.1

1.8

–

(0.7)

–

6.2

$m

89.2

122.3

(1.6)

(22.6)

(17.4)

169.9

The right-of-use (ROU) assets include office space, mining equipment leases contained in mining service contracts, and powerline 
infrastructure. During the year, the electricity transmission infrastructure built to transmit electricity to Carrapateena and Prominent Hill and 
enable further expansion was commissioned by ElectraNet. The power transmission agreement was deemed to be a lease and accordingly, a 
ROU asset of $521.4 million was recognised. Corresponding lease liabilities are recognised within ‘Loans and borrowings’ in the consolidated 
balance sheet (refer to Note 14).

Recognition and measurement of ROU assets
An assessment is made, at inception or when contract terms are changed, to determine whether the contract is or contains a lease. A 
contract is, or contains, a lease if the contract conveys a right to control the use of an identified asset for a period of time in exchange for 
consideration. The Consolidated Entity determines the consideration attributable to the lease or a lease component within a contract on 
the basis of the standalone price of the assets for which a right of use is conveyed. However, for the leases of Powerline Infrastructure the 
Consolidated Entity has elected not to separate non-lease components and account for the lease and non-lease components as a single 
lease component.

As a lessee, the Consolidated Entity recognises a ROU asset representing its right to use the underlying asset and a lease liability representing 
its obligation to make lease payments. Short term and low value leases are expensed in the consolidated statement of comprehensive 
income on a straight-line basis over the life of the lease. 

The Group recognises a ROU asset and a lease liability at the lease commencement date. The ROU asset is initially measured at cost (present 
value of the lease liability, deemed cost of acquiring the asset and restoration or make good cost), and subsequently at cost less any 
accumulated depreciation, impairment losses and adjustments for remeasurement of the lease liability. The ROU assets are depreciated over 
the life of the lease. The lease liability is initially measured at the present value of the lease payments expected to be paid over the lease 
term, discounted using the interest rate implicit in the lease or, if that rate cannot be readily determined, the entity’s incremental borrowing 
rate. The lease liability is subsequently increased by the interest cost on the lease liability and decreased by lease payments made. The lease 
liability is further remeasured if the estimated future lease payments change as a result of index or rate changes, residual value guarantees or 
the likelihood of exercising purchase, extension or termination options. 

The Group has estimated that the potential future lease payments, should it exercise the available extension options, would result in an 
increase in the lease liability amount of $3.7 million.

Extension and Renewal of Lease The Consolidated Entity has applied judgement to determine the lease term for lease contracts that include renewal options. The assessment of whether the Group is reasonably certain to exercise such options impacts the lease term, which affects the measurement of lease liabilities and ROU assets recognised.Where practicable, the Group seeks to include extension options in new leases to provide operational flexibility. The extension options held are exercisable only by the Group and not by the lessors. The Group assesses at lease commencement date whether it is reasonably certain to exercise the extension options. The Group also reassesses whether it is reasonably certain to exercise the options if there is a significant event or significant changes in circumstances within its control. 144

Amounts recognised in the Entity’s Consolidated financial statement for the year ended 31 December 2020

Income statement

Depreciation and amortisation

Lease interest (included in finance expense)

Expense relating to short term leases 

Expense relating to leases of low-value assets, excluding short term

Cash flow statement

Lease liability payments (included in cashflows from net financing activities)

Lease interest paid (included in cashflows from operating activities)

Balance sheet

Right-of-use assets at carrying value

Addition to right-of-use assets

Lease liabilities (included in Loans and borrowings)

Current 

Non-current liabilities

The variable lease payment in relation to the ROU assets for the year was immaterial.

Short term lease commitments
At 31 December 2020, the Group has short term lease commitments of $1.7 million.

10. PROVISIONS

2020

$m

51.8

12.2

0.9

0.2

55.7

12.2

750.1

627.1

(71.5)

(684.3)

2019

$m

23.3 

1.5

0.5 

0.2 

43.6

1.5

176.1

124.1

(37.8)

(146.1)

Recognition and measurement of provisions
Provisions are measured at the present value of the best estimate of the expenditure required to settle the present obligation at balance 
sheet date. The discount rate used to determine the present value reflects current market assessments of the time value of money and 
the risks specific to the liability. The increase in provisions due to the passage of time is recognised in the income statement as financing 
expenses.

Mine Rehabilitation, Restoration & Dismantling ObligationsThe provision for mine rehabilitation includes future cost estimates associated with reclamation, plant closures, waste site closures, monitoring, demobilisation of equipment, decontamination, water purification and permanent storage of historical residues.Uncertainty exists as to the amount of rehabilitation obligations which will be incurred due to the impact of environmental legislation changes and many other factors, including future changes in technology, price increases and changes in interest rates. The calculation of these provision estimates requires assumptions to be made as to the application of environmental legislation, plant closure dates, available technologies, engineering cost estimates and discount rates. A change in any of the assumptions used may have a material impact on the carrying value of mine rehabilitation, restoration and dismantling provisions.OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT 
finanCiaL  rePort

145

Provisions are made for the estimated cost of rehabilitation, decommissioning and restoration of areas disturbed during mining and 
exploration operations up to the reporting date for areas not yet rehabilitated. Provisions for mine rehabilitation are based on the current 
estimated cost to rehabilitate such areas, discounted to their present value based on expected future cash flows. The estimated costs include 
the current cost of rehabilitation necessary to meet legislative requirements. Changes in estimates are dealt with on a prospective basis 
as they arise. The provision is recognised as a liability, separated into current (estimated costs arising within 12 months) and non-current 
components based on the expected timing of these cash flows.

Current

Other provisions

Total current provisions

Non-current

Other provisions

Mine rehabilitation

Total non-current provisions

Total provisions

Aggregate

Other provisions

Mine rehabilitation

Total provisions

Reconciliation of provisions

Opening carrying amount

Unwind of discount

Provisions increase

Closing carrying amount

2020

$m

0.3

0.3

10.5

111.2

121.7

122.0

10.8

111.2

122.0

2019

$m

1.0

1.0

9.6

87.8

97.4

98.4

10.6

87.8

98.4

Mine rehabilitation provision

87.8

2.2

21.2

111.2

11. COMMITMENTS
The Consolidated Entity has entered into various contracts with suppliers for the ongoing sustaining and growth development activities  
at existing mines. The total capital expenditure commitment in relation to these contracts as at 31 December 2020 was $203.0 million  
(2019: $707.3 million), of which $120.0 million is expected to be incurred in 2021.

146

CONTRIBUTED EQUITY

12. ISSUED CAPITAL

31 December

331,293,359 shares (2019: 323,874,831 shares)

share CaPitaL MoVeMent

31 December 2020

Opening balance at 1 January 

Shares issued under employee share plans(a) 

Shares issued for asset acquisition 5 October 

Shares issued under DRP 5 October

Closing balance at 31 December 

31 December 2019

Opening balance at 1 January 

Shares issued on 16 January(a)

Closing balance at 31 December

2020

$m

2,371.4

2019

$m

2,280.4

Number of shares

Share capital 

$m

323,874,831

2,280.4

872,969

6,446,511

99,048

–

89.6

1.4

331,293,359

2,371.4

322,899,831

2,280.4

975,000

–

323,874,831

2,280.4

(a)  The increase in equity associated with employee share plans is accounted for as set out in Note 13. Shares granted are valued on grant date and accounted under the share-based payment 

expense.

Ordinary shares entitle the holder to participate in dividends and the proceeds on the winding up of the Company in proportion to the 
number of shares held. On a show of hands, every holder of ordinary shares present at a meeting in person or by proxy is entitled to one 
vote, and upon a poll each holder is entitled to one vote per share.

Recognition and measurement of issued capital
Ordinary shares are classified as equity. Incremental costs directly attributable to the issue of new shares or options are shown within equity 
as a deduction.

Shares bought and held by the Employee Share Plan Trust to meet the Consolidated Entity’s obligation to provide shares to employees in 
accordance with the terms of their employment contracts and employee share plans as and when they may vest, are classified as treasury 
shares and are presented as a deduction from total equity, until the shares are cancelled or reissued.

The Company may also issue securities as consideration for asset acquisitions in lieu of cash. The fair value of assets acquired is measured 
with reference to market observable prices adjusted for any matters specific to the arrangement. The value recognised as an increase in 
issued capital reflects the fair value of assets acquired.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

147

13. SHARE-BASED PAYMENTS
The total expense arising from share-based payment transactions recognised during the year as part of employee benefit expenses was 
$10.6 million (2019: $8.0 million). A description of OZ Minerals’ performance rights plans (PRP) and long term incentive plans (LTIP) is 
provided below.

Element

Performance rights  
granted under PRP

Performance rights granted under LTIP

Performance period 2020: 1 July 2020 to 1 July 2021

2020: 1 January 2020 to 31 December 2022

2019: 1 July 2019 to 1 July 2020

2019: 1 January 2019 to 31 December 2021

2018: 1 July 2018 to 1 July 2019

2018: 1 January 2018 to 31 December 2020

Service period

2020: 1 July 2020 to 1 July 2021

2020: 1 January 2020 to 31 December 2022

2019: 1 July 2019 to 1 July 2020

2019: 1 January 2019 to 31 December 2021

2018: 1 July 2018 to 1 July 2019

2018: 1 January 2018 to 31 December 2020

Vesting conditions Percentage vesting based on  

1. Total shareholder return (TSR)

individual performance against  
Key Performance Indicators

TSR performance measured Comparator Group

Percentage of vesting

Less than 50th percentile

50th percentile

Nil

50%

Between the 50th and 75th percentile

Straight-line vesting between 50% and 100%

75th percentile or greater

100%

2. All-In Sustaining Costs (AISC)(a)

OZ Minerals AISC over the performance period

Percentage of vesting

Above 50th percentile

50th percentile

Nil

50%

Between 50th percentile and 25th percentile (Lowest cost)

Straight-line vesting between 50% and 100%

25th percentile or below

100%

Exercise price

Nil

Nil

(a)  The LTI Plan performance vesting conditions for 2018 were set on both TSR and absolute share price growth, weighted at 70 per cent and 30 per cent respectively. The 2020 and 2019 LTI Plan 

(applicable to 2019 and subsequent years) was set on TSR and AISC, weighted at 70 per cent and 30 per cent respectively.

The total employee benefits expense for 2020 was $121.0 million of which $10.6 million was share-based payment (2019: $81.7 million, 
share-based payment $8.0 million).

Performance rights granted under the PRPs or LTIPs do not include dividends or voting rights. All performance rights under current 
performance rights plans are automatically exercised upon vesting which is dependent upon meeting both the service condition and the 
performance conditions. When issued, the shares on vesting of performance rights rank equally in all respects with previously issued, fully 
paid ordinary shares. 

148

The fair value of services received in return for share-based payments granted during the year is based on the fair value of the performance 
rights granted, measured using a binomial approximation option valuation model and Monte-Carlo simulation valuation model for 
performance rights plans and LTIPs respectively. The models use the following inputs:

Grant date

Fair value  
at grant date 

Share price  
at grant date 

Performance rights granted under the LTIP

1 January 2020

Managing Director and CEO Tranche One (70%)

Managing Director and CEO Tranche Two (30%)

Other KMP Tranche One (70%)

Other KMP Tranche Two (30%)

1 January 2019

Managing Director and CEO Tranche One (70%)

Managing Director and CEO Tranche Two (30%)

Other KMP Tranche One (70%)

Other KMP Tranche Two (30%)

1 January 2018

Managing Director and CEO Tranche One (70%)

Managing Director and CEO Tranche Two (30%)

Other KMP Tranche One (70%)

Other KMP Tranche Two (30%)

Performance rights granted under the PRP

1 July 2020

1 July 2019

1 July 2018

Performance rights

$

6.0

8.4

5.7

9.0

6.2

8.6

6.2

8.6

6.4

4.5

6.7

4.5

11.1

9.9

9.3

$

9.0

9.0

9.6

9.6

9.2

9.2

9.2

9.2

9.0

9.0

8.8

8.8

11.3

10.3

9.5

the MoVeMent in the nUMBer of PerforManCe rights dUring the Year

Opening balance

Rights granted

Rights vested

Rights forfeited

Closing balance

Expected  
volatility

%

31.0

31.0

29.0

29.0

31.0

31.0

31.0

31.0

45.0

45.0

45.0

45.0

33.0

28.0

45.0

Expected 
dividends 

Risk-free  
interest rate 

%

2.7

2.7

2.9

2.9

2.5

2.5

2.5

2.5

2.2

2.2

2.2

2.2

2.0

2.2

2.1

%

0.3

0.3

0.3

0.3

1.1

1.1

1.1

1.1

2.2

2.2

2.1

2.1

0.3

1.0

2.0

2020

Number

2,185,383

1,399,355

(996,820)

(34,204)

2019

Number

2,047,737

1,209,771

(955,377)

(116,748)

2,553,714

2,185,383

Recognition and measurement of share-based payments
The fair value of share-based payment transactions measured at grant date are recognised as an employee benefit expense with a 
corresponding increase in equity over the period during which employees become unconditionally entitled to the instruments.

If the employee does not meet a non-market condition, such as a service condition or internal KPI, any cumulative previously recognised 
expense is reversed.

The fair value of the share-based payment transactions granted is adjusted to reflect market vesting conditions at the time of grant and 
are not subsequently adjusted. Non-market vesting conditions are included in assumptions about the number of instruments that are 
expected to become exercisable and are updated at each balance sheet date. The impact of the revision to original estimates for non-
market conditions, if any, is recognised in the income statement with a corresponding adjustment to equity. Changes as a result of market 
conditions are not adjusted after the initial grant date.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

149

RISK MANAGEMENT

14. FINANCIAL RISK MANAGEMENT
OZ Minerals’ Group Treasury Function (Group Treasury) evaluates and manages financial risks for the Group in close co-operation with  
OZ Minerals’ operating units. The Board approves principles for overall risk management as well as policies covering specific risk areas  
such as commodity markets, financial markets, counterparty credit risk and liquidity risk.

This note presents information about the Consolidated Entity’s financial assets and liabilities, its exposure to financial risks, and its objectives, 
policies and processes for measuring and managing risks.

The Consolidated Entity’s activities expose it primarily to the following financial risks:

   commodity prices
   foreign currency exchange rates
   counterparty credit risk
   liquidity risk
   interest rate risk.

The Consolidated Entity holds the following financial instruments

Carried at fair value using level one valuation technique 
(based on share prices quoted on the relevant stock 
exchanges)

Carried at fair value using level two valuation technique  
(quoted market prices of copper, gold and silver adjusted  
for specific settlement terms)

Investments in equity securities

   Trade receivables
   Derivative financial instruments

Carried at amortised cost

   Cash and cash equivalents(a)
   Other receivables(a)
   Trade payables(a)
   Other payables(a)

(a)  The carrying value of each of these items approximates fair value.

Recognition and measurement
Financial assets and liabilities are recognised when the Consolidated Entity becomes party to the contractual provisions of an instrument.

Non-derivative financial assets
The Consolidated Entity classifies its financial assets as:

   financial assets at fair value through other comprehensive income
   financial assets at fair value through profit and loss
   loans and receivables at amortised cost.

Financial assets measured at amortised cost are recognised initially at fair value plus any directly attributable transaction costs.

Trade receivables, including those containing an embedded derivative, are carried at fair value.

Concentrate sales receivables are recognised in accordance with the recognition and measurement criteria disclosed in Note 1. Provisional 
payments in relation to trade receivables are usually due within 30 days from the date of invoice issue, with final settlement usually due 
within 90 days.

Other receivables are recognised initially at fair value and subsequently measured at amortised cost using the effective interest method.

The Consolidated Entity de-recognises a financial asset or a part of it when, and only when, the contractual rights to the cash flows from  
the financial asset or part of it expires or, the financial asset is transferred to another party without retaining control or substantially all risks 
and rewards of the asset. On de-recognition of a financial asset, the difference between the carrying amount (measured at the date of  
de-recognition) and the consideration received (including any new asset obtained less any new liability assumed) and any cumulative gain  
or loss that had been recognised in equity is recognised in the income statement.

A financial asset measured at amortised cost is assessed at each reporting date as to whether there is any objective evidence of impairment 
as a result of one or more events having an impact on the estimated future cash flows of the asset. An impairment loss is recognised for 
any expected credit loss for the lifetime of the financial asset, accounted for at amortised cost or fair value through other comprehensive 
income. Credit losses are measured on the present value of all cash shortfalls between the cash flows due to the entity in accordance with 
the contract and the expected cash flows. 

Non-derivative financial liabilities
All financial liabilities are recognised initially at fair value and net of directly attributable transaction costs. Trade and other payables represent 
liabilities for goods and services provided to the Consolidated Entity prior to the end of the financial year which are unpaid. The amounts are 
non-interest-bearing, unsecured and are usually paid within 30 days of recognition. Lease liabilities are recognised at net present value and 
reduced by the actual payment made (refer Note 9).

The Consolidated Entity de-recognises financial liabilities when its obligations are discharged, cancelled or expire. The difference between  
the carrying amount of the liability de-recognised and the consideration paid and payable is recognised in the income statement.

In the event that an impairment loss is reversed, the asset’s carrying amount cannot exceed what the carrying amount would have been  
had the impairment not been recognised. The amount of reversal is recognised in the income statement. 

150

Derivative financial instruments
Derivative financial instruments are initially recognised at fair value on the date the derivative contract is entered into and are subsequently 
remeasured to their fair value at each reporting date. Changes in the fair value of any derivative instrument are recognised in the income 
statement unless the derivative is designated as a hedging instrument in a hedge relationship.

Formal designation of the hedge and documentation of the relationship between the hedging instrument and the hedged item is finalised  
at the inception of the transaction.

Changes in the fair value of a derivative financial instrument, which has been designated in a cashflow hedge relationship, will be recognised 
in other comprehensive income to the extent the hedging relationship remains effective and the underlying hedge item has not been 
recognised in the income statement, or will be recognised in the income statement if the hedge relationship is no longer effective or the 
underlying hedged item has been recognised in the income statement. Any ineffective portion of changes in the fair value of derivative 
financial instruments will be recognised immediately in the income statement. The amount recognised in other comprehensive income is 
reclassified to the income statement in the same period as the underlying item is recognised in the income statement.

Commodity price risk management and sensitivity analysis
The Consolidated Entity is exposed to commodity price volatility on the sale of metal in concentrates such as copper, gold and silver which 
are priced on, or benchmarked to, open market exchanges.

Gold derivative contracts
OZ Minerals had entered into gold forward contracts to fix the price in AUD of a portion of its forecast gold sales which were designated as 
cash flow hedges under AASB 9 and were assessed to be fully effective in managing the underlying risk. Accordingly, a fair value reduction 
of $68.6 million was recognised in other comprehensive loss and $92.7 million was transferred out of Cash flow hedge reserve to profit and 
loss during 2020. At 31 December 2020, contracts for 54,207 ounces of gold were outstanding with an average strike price of $1,782 per 
ounce, as reflected in the chart below:

)
z
o
d
o
g
(

l

s
t
c
a
r
t
n
o
c
d
r
a
w
r
o
F

16,000

15,000

14,000

13,000

12,000

11,000

10,000

Forward contracts (gold oz)

Average contract forward price (A$ per gold oz)

F
o
r
w
a
r
d
P
r
i
c
e

(

A
U
D
p
e
r
g
o
d
o
z
)

l

1,860

1,840

1,820

1,800

1,780

1,760

1,740

1,720

1,700

Q1 2021

Q2 2021

Q3 2021

Q4 2021

A hedge relationship which is established at inception is assessed for effectiveness in managing the underlying risk. Where a derivative  
has expired or is assessed to be ineffective, all future fair value changes will be recognised in the income statement. Significant judgement  
is exercised regarding mine plans, sales forecasts and recoverable metal contained in mineral resources and reserves when determining a 
hedge relationship’s effectiveness.

Commodity price sensitivity analysis
The analysis below reflects the impact of movements in copper and gold prices. Variations in silver prices have been deemed immaterial for 
the purpose of this analysis. In accordance with Australian Accounting Standards, the sensitivity analysis is on all financial assets and liabilities 
deemed material to the Consolidated Entity.

+10% movement  
in copper prices

-10% movement  
in copper prices

+10% movement  
in gold prices

-10% movement  
in gold prices

Impact on  
income statement 
net of tax

Impact on  
income statement 
net of tax

Impact on  
income statement 
net of tax

Impact on other 
comprehensive 
income net of tax

Impact on  
income statement 
net of tax

Impact on other 
comprehensive 
income net of tax

2020

Trade receivables

Gold hedges (FECs)

Total

2019

Trade receivables

Gold hedges (FECs)

Total

6.7

–

6.7

–

–

–

(6.7)

–

(6.7)

–

–

–

4.4

–

4.4

1.2

–

1.2

–

(13.3)

(13.3)

–

(35.5)

(35.5)

(4.4)

–

(4.4)

(1.2)

–

(1.2)

–

13.3

13.3

–

35.5

35.5

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORT 
 
 
 
 
 
 
 
 
finanCiaL  rePort

151

A 10 per cent movement in copper and gold prices, which is based on reasonably possible changes over a financial year and reflects  
the variability management applies in forecasting sensitivity, results in a $6.7 million and $4.4 million after tax impact respectively in the 
income statement on the trade receivables balance of $160.3 million (2019: $83.1 million) and 10 per cent movement in gold prices also 
has a $13.3 million after tax impact on the derivative financial liability of $36.2 million (2019: $70.6 million). In accordance with accounting 
standards, the impact has been calculated on the outstanding balance that is subject to commodity price risk and does not include the 
impact of the movement in commodity prices on the total revenue for the year.

Foreign currency exchange risk management and sensitivity analysis
The Consolidated Entity is exposed to foreign currency risk arising from assets and liabilities that are held in currencies other than the 
Australian dollar (primarily USD and Brazilian Real).

The Group’s principal operations have a functional currency of Australian dollars. An entity’s functional currency is the currency of the 
primary economic environment in which the entity operates. Determination of an entity’s functional currency requires management’s 
judgement and considers a number of factors, including the currency that mainly influences revenue, costs of production, and competitive 
forces and regulations which impact on revenue. In addition, consideration must be given to the currency in which financing and operating 
activities are undertaken.

All exchange differences that arise on translating results and the financial position of all entities within the Consolidated Entity that have 
a functional currency different from the presentation currency are recognised as a separate component of equity in the Foreign Currency 
Translation Reserve. When a foreign operation is sold a proportionate share of such exchange differences is recognised in the Income 
Statement as part of the gain or loss on sale where applicable.

Foreign currency transactions are translated into the functional currency using exchange rates prevailing at the date of the transaction. 
Foreign exchange gains and losses resulting from the settlement of such transactions, and from the translation at year-end exchange rates 
of financial assets and liabilities denominated in foreign currencies, are recognised in the income statement. The carrying amount of the 
Consolidated Entity’s financial assets and financial liabilities by their currency risk exposure at the reporting date are disclosed below.

2020

Cash and cash equivalents

Trade receivables

Trade payables

Total

2019

Cash and cash equivalents

Trade receivables

Trade payables

Derivative financial instruments

Total

exChange rates dUring the Year

AUD:USD

AUD:BRL

Denominated in US$ Other currencies

presented in A$m presented in A$m

97.5

160.3

(1.6)

256.2

25.2

82.7

(0.3)

(83.1)

24.5

7.8

–

(6.9)

0.9

6.5

–

(12.6)

–

(6.1)

Total

A$m

105.3

160.3

(8.5)

257.1

31.7

82.7

(12.9)

(83.1)

18.4

Average rate

31 December spot rate

2020

0.6910

3.5573

2019

0.6952

2.7421

2020

0.7694

3.9922

2019

0.7006

2.8239

At reporting date, if the foreign currency exchange rates strengthened/(weakened) against the functional currency by 5 per cent and all 
other variables were held constant, the Consolidated Entity’s after tax profit would have changed by $9.0 million and there would have been 
no impact to the other comprehensive income (2019: $3.8 million after tax profit; $2.9 million other comprehensive income). The sensitivity 
analysis includes only outstanding foreign currency denominated monetary items at the reporting date and adjusts their translation for a  
5 per cent change in the foreign currency rate.

Interest rate risk management and sensitivity analysis
The Consolidated Entity drew down a maximum of $150.0 million, at any one time, of the available credit facility during the year with  
$100.0 million outstanding at the end of the year. The Consolidated Entity is exposed to changes in the Australian bank bill interest rate,  
as the interest on the drawn amount is based on the Bank Bill Swap Bid Rate (BBSY) plus a margin. Loans and borrowings also include  
lease liabilities recognised under AASB 16 which are subject to discounting. 

At reporting date, if the Australian bank bill interest rates increased/(decreased) by 1 per cent, the Consolidated Entity’s after tax profit would  
have not changed materially (2019: Nil). The sensitivity analysis includes impact of change in interest rates on interest bearing liabilities  
such as borrowings at the reporting date and excludes lease liabilities and mine rehabilitation provisions which are non-interest bearing 
liabilities.

152

Credit risk management
Credit risk refers to the risk that any counterparty will default on its contractual obligations resulting in financial loss to the Consolidated 
Entity. Counterparty credit risk arises through sales of metal in concentrate on normal terms of trade, investment of cash and derivative 
financial instruments.

The credit risk on cash and cash equivalents and derivative financial instruments is managed by restricting financial transactions to 
relationship banks which have Board-approved exposure limits and a minimum credit rating assigned by an internationally recognised  
credit rating agency. 

Credit risk in trade receivables is managed by restricting trade credit to Board-approved exposure limits with customers that have a minimum 
credit rating or trade credit that is secured by a letter of credit from a bank with an acceptable credit rating.

As there are a relatively small number of transactions, they are closely monitored to ensure risk of default is kept to an acceptable level.  
Sales contracts generally require a provisional payment of at least 90 per cent of the estimated value of each sale either promptly after vessel 
loading or upon the vessel arriving at the discharge port. 

Maximum exposure to credit risk for trade receivables at the reporting date by customer geographic region

Europe

Asia

Australia

Total

2020

$m

63.7

89.7

6.9

160.3

2019

$m

0.2

73.5

9.4

83.1

Three major customers (2019: three customers) who individually accounted for more than 10 per cent of total revenue contributed 
approximately 78 per cent of total revenue (2019: 81 per cent). These customers also represent 95 per cent of the trade receivables balance 
as at 31 December 2020 (2019: 94 per cent). There were no instances of customer default during 2020 and there are no significant 
receivables which are past due at the reporting date.

Liquidity risk management
Liquidity risk is the risk of encountering difficulty in meeting obligations associated with financial liabilities. OZ Minerals manages liquidity risk 
by conducting regular reviews of the timing of cash outflows, the maturity profiles of term deposits and maintaining committed available 
bank credit to ensure sufficient funds are available to meet its obligations.

The following table reflects all contractual repayments from recognised financial assets and liabilities at the reporting date, including 
derivative financial instruments. The market value is presented for derivative financial instruments, whereas for other obligations the 
respective undiscounted cash flows for the upcoming financial years are presented.

ContraCtUaL CashfLoWs

2020

Non-derivative financial instruments

Cash and cash equivalents

Trade receivables

Other receivables

Trade payables

Other borrowings

Lease liabilities

Derivative financial instruments

Derivative financial liabilities

Total

2019

Non-derivative financial instruments

Cash and cash equivalents

Trade receivables

Other receivables

Trade payables

Lease liabilities

Derivative financial instruments

Derivative financial liabilities

Total

Carrying amount

<1 year

1-2 years

2-5 years

>5 years

Total

131.7

160.3

13.5

(190.1)

(100.0)

(755.8)

(36.3)

(776.7)

134.0

83.1

23.4

(168.6)

(183.9)

(83.1)

(195.1)

131.7

160.3

13.5

(190.1)

(100.0)

(96.8)

(37.0)

(118.4)

134.0

83.1

23.4

(168.6)

(43.0)

(60.4)

(31.5)

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

(94.5)

(238.5)

(528.0)

–

(94.5)

–

(238.5)

–

(528.0)

–

–

–

–

–

–

–

–

–

–

–

–

(27.5)

(68.0)

(82.8)

(22.7)

(50.2)

–

(68.0)

–

(82.8)

131.7

160.3

13.5

(190.1)

(100.0)

(957.8)

(37.0)

(979.4)

134.0

83.1

23.4

(168.6)

(221.3)

(83.1)

(232.5)

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

153

Loans and Borrowings
The Consolidated Entity recognised the draw-down of its revolving credit facility within Other borrowings for the year. Lease liabilities are 
recognised for any new ROU lease contracts as they are entered. When lease contracts are terminated or altered, the unpaid lease liability 
and net carrying value of ROU assets is derecognised.

Opening balance 1 January 

Lease liabilities recognised on transition  
to AASB 16 ‘Leases’

Debt facility drawdown

Lease recognised during the year

Accretion of interest

Lease terminations during the year

Repayment during the year

Closing balance at 31 December

31 December 2020

31 December 2019

Other borrowings 

Lease liabilities 

Total  Other borrowings 

Lease liabilities 

$m

–

–

225.0

–

–

–

(125.0)

100.0

$m

183.9

–

–

627.1

12.2

–

(67.4)

755.8

$m

183.9

–

225.0

627.1

12.2

–

(192.4)

855.8

$m

–

–

3.7

–

–

–

(3.7)

–

$m

–

105.2

–

124.1

1.5

(1.8)

(45.1)

183.9

Total 

$m

–

105.2

3.7

124.1

1.5

(1.8)

(48.8)

183.9

Other borrowings represent the drawn down balance of the revolving facility as at the reporting date. The Lease liabilities recognised during 
the period include arrangements identified within certain mining services supply contracts of $105.5 million, the powerline infrastructure 
agreement of $521.4 million, and other agreements of $0.3 million. The increase in lease liabilities corresponds to the increase in ROU assets 
(refer Note 9).

Current

Other borrowings

Lease liabilities

Balance at 31 December 

Non-current

Lease liabilities

Balance at 31 December

2020

$m

100.0

71.5

171.5

684.3

684.3

2019

$m

–

37.8

37.8

146.1

146.1

In the first quarter of the year, in response to the COVID-19 pandemic, the Consolidated Entity increased its unsecured revolving credit  
facility by $183.0 million to $483.0 million (2019: $300.0 million), expiring 10 April 2023. The revolving credit facility is subject to 
maintaining certain financial covenant ratios. The Company was not in breach of its financial covenants as at 31 December 2020.

The Consolidated Entity entered into additional bank guarantee facilities for a total credit amount of $150.0 million. At 31 December 2020 
bank guarantees totalling $438.5 million had been issued to support the Consolidated Entity’s contingent obligations which primarily relate 
to power infrastructure agreements and mine rehabilitation obligations, both of which are recognised as a liability as set out in the respective 
notes.

15. CONTINGENCIES

Bank guarantees
OZ Minerals Group Treasury Pty Ltd has provided certain financial bank guarantees to third parties, associated with the terms of mining 
leases, power infrastructure contracts, exploration licences and office leases, in respect of which the relevant entity is obliged to indemnify 
the bank if the guarantee is called upon. At the end of the financial year, no claims have been made under any of these guarantees. The 
amount of some of these guarantees may vary from time to time depending upon the requirements of the recipient. These guarantees 
amounted to $438.5 million as at 31 December 2020 (2019: $369.2 million) and are issued under bilateral bank facilities that are rolled 
forward every twelve months.

Contingencies By their nature, contingencies will only be resolved when one or more uncertain future events occur or fail to occur. Determination of contingent liabilities disclosed in the financial statements requires the exercise of significant judgement regarding the outcome of future events and the financial results of OZ Minerals in future periods may be impacted unfavourably in the event of an unfavourable outcome of a number of matters outlined in this note.154

Deeds of indemnity
The Consolidated Entity has granted indemnities under deeds of indemnity with current and former executive and Non-executive Directors, 
current and former officers, the former General Counsel–Special Projects, former Group Treasurers and each employee who was a director  
or officer of a controlled entity of the Consolidated Entity, or an associate of the Consolidated Entity, in conformity with Rule 10.2 of the  
OZ Minerals Limited Constitution.

Each deed of indemnity indemnifies the relevant director, officer or employee to the fullest extent permitted by law for liabilities incurred 
while acting as an officer of OZ Minerals, its related bodies corporate and any associated entities, where such an office is or was held at 
the request of the Company. Under these indemnities, the Company meets the legal costs incurred by company officers in responding to 
investigations by regulators and may advance funds to meet defence costs in litigation, to the extent permitted by the Corporations Act 
2001 (Cth).

Warranties and indemnities
The Consolidated Entity has given certain warranties and indemnities to the purchasers of assets and businesses that have been sold. 
Warranties have been given in relation to various matters including the sale of assets, certain taxes and information. Indemnities have also 
been given by the Consolidated Entity in relation to matters including compliance with law, environmental claims, a failure to transfer or 
deliver all assets, and payment of taxes.

Former Cambodian operations
A minor legal provision has been raised in relation to the investigation into the Company’s former Cambodian operations and the events of 
2009, however the final outcome of this investigation has still not been determined.

Other
OZ Minerals Limited and its controlled entities are defendants from time to time in other legal proceedings or disputes, arising from the 
conduct of their business. OZ Minerals does not consider that the outcome of any of these proceedings or disputes is likely to have a 
material effect on the Consolidated Entity’s financial position.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

155

GROUP STRUCTURE AND OTHER INFORMATION

16. PARENT ENTITY DISCLOSURES
As at, and throughout the financial year ended 31 December 2020, the parent entity of the Consolidated Entity was OZ Minerals Limited.

Net provision (increase) reversal for non-recovery of loan to subsidiary

Dividend income

Net other expense

Net (loss)/profit for the year

Other comprehensive income/(loss)

Total comprehensive (loss)/income

Financial position of the parent entity

Assets

Current assets

Non-current assets

Total assets

Liabilities

Current liabilities 

Non-current liabilities

Total liabilities

Net assets

Equity

Issued capital

Retained earnings

Accumulated losses

Total equity

2020

$m

(5.6)

–

(22.4)

(28.0)

3.9

(24.1)

11.5

2,494.8

2,506.3

40.0

7.1

47.1

2019

$m

14.1

250.0

(10.5)

253.6

(7.6)

246.0

7.1

2,482.3

2,489.4

22.8

9.0

31.8

2,459.2

2,457.6

2,371.4

318.2

(230.4)

2,459.2

2,280.4

417.1

(239.9)

2,457.6

OZ Minerals Limited is able to manage its net current liability position by its ability to control the timing of dividends from its subsidiaries.

Refer to Note 15 for Contingencies and Note 18 for Deed of Cross Guarantee disclosures. The parent entity’s capital expenditure 
commitment as at 31 December 2020 was nil (2019: nil).

franKing aCCoUnt detaiLs

Franking account balance at beginning of year

Franking credits from income tax paid during the year

Franking debits from income tax refund received

Franking debits from franked dividends paid during the year

Franking account balance at end of year

2020

$m

184.1

51.0

(8.7)

(31.9)

194.5

2019

$m

171.9

46.8

(2.7)

(31.9)

184.1

156

17. BASIS OF CONSOLIDATION

Investments in subsidiaries
Subsidiaries are those entities over which the Consolidated Entity is capable of exerting control. The Consolidated Entity controls an entity 
when it is exposed to, or has rights to, variable returns from its involvement with the entity and has the ability to affect those returns 
through its power over the entity. Where the Consolidated Entity holds less than a majority of the voting rights, other relevant factors are 
considered in assessing whether power over the entity exists. Factors considered include any contractual arrangements with other vote 
holders, rights arising from other contractual arrangements, as well as the Consolidated Entity’s voting and potential voting rights.

The Consolidated Entity reassesses whether it controls an entity if circumstances indicate that there has been a change in one of the factors 
which indicate control. Subsidiaries are consolidated from the date on which control is assessed to exist until the date that control ceases. 
The purchase method of accounting is used to account for the acquisition of subsidiaries by the Consolidated Entity.

Intercompany transactions, balances and unrealised gains and losses on transactions between companies controlled by the Consolidated 
Entity are eliminated on consolidation.

Subsidiaries
During the year OZ Minerals Musgrave Holdings Pty Ltd (ACN: 640 209 392) and OZ Minerals Musgrave Operations Pty Ltd (ACN: 640 213 
341) were incorporated as wholly owned subsidiaries on 8 April 2020. Cassini Resources Pty Ltd (ACN: 149 789 337) and its subsidiaries 
Crossbow Resources Pty Ltd (ACN: 161 472 788) and Wirraway Metals & Mining Pty Ltd (ACN: 142 690 346) were acquired under the 
Scheme of Arrangement to acquire the West Musgrave exploration and evaluation assets (refer Note 8). The above mentioned entities all 
have Australian dollar functional currency.

The wholly-owned controlled entities of OZ Minerals Limited are listed below:

Entity

Country of incorporation

Entity

OZ Minerals Brazil (Holdings) Pty Ltd

Avanco Resources Pty Ltd

Avanco Holdings Pty Ltd

Estrela Metals Pty Ltd

AVB Copper Pty Ltd

AVB Brazil Pty Ltd

AVB Carajás Holdings Pty Ltd

AVB Minerals Pty Ltd

Mineração Águas Boas Ltda

AVB Mineração Ltda

Avanco Resources Mineração Ltda

SLM – Santa Lúcia Mineração Eireli 

MCT Mineração Ltda

ACG Mineração Ltda

Australia

Avanco Lux I S.C.S

Australia

Carrapateena Pty Ltd

Australia

CTP Assets Pty Ltd

Australia

CTP Operations Pty Ltd

Australia Minotaur Resources Holdings Pty Ltd

Australia

OZ Exploration Pty Ltd

Australia

OZ Minerals Equity Pty Ltd 

Australia

OZ Minerals Group Treasury Pty Ltd 

Brazil

OZ Minerals Holdings Pty Ltd 

Brazil

OZ Minerals Insurance Pte Ltd 

Brazil

OZ Minerals International (Holdings) Pty Ltd 

Brazil

OZ Minerals Investments Pty Ltd 

Brazil

OZ Minerals Jamaica Limited 

Brazil

OZ Minerals Prominent Hill Operations Pty Ltd 

ARL South America Exploration Ltd

Bermuda

OZ Minerals Prominent Hill Pty Ltd 

ARL Holdings Ltd

Avanco Lux S.a.r.l.

OZ Minerals Carrapateena Pty Ltd 

OZM Carrapateena Pty Ltd 

OZ Minerals Musgrave Holdings Pty Ltd

OZ Minerals Musgrave Operations Pty Ltd

Cassini Resources Pty Ltd

Bermuda

OZ Minerals Services Pty Ltd 

Luxembourg

OZ Minerals Zinifex Holdings Pty Ltd 

Australia

Crossbow Resources Pty Ltd

Australia Wirraway Metals & Mining Pty Ltd

Australia

OZ Minerals Peru S.A.C

Australia

OZ Exploration (USA) LLC 

Australia

ZRUS Holdings Pty Ltd 

Country of incorporation

Luxembourg

Australia

Australia

Australia

Australia

Australia

Australia

Australia

Australia

Singapore

Australia

Australia

Jamaica

Australia

Australia

Australia

Australia

Australia

Australia

Peru

USA

Australia

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

157

18. DEED OF CROSS GUARANTEE
The Company and all its Australian domiciled subsidiaries listed in Note 17 to the Consolidated Financial Statements, except for,  
OZ Minerals International (Holdings) Pty Ltd and ZRUS Holdings Pty Ltd, are party to a Deed of Cross Guarantee (‘Deed’).

The effect of the Deed is that the Company guarantees to each creditor payment in full of any debt in the event of the winding up of  
any of the subsidiaries under certain provisions of the Corporations Act 2001. If a winding up occurs under other provisions of the Act,  
the Company will only be liable in the event that after six months any creditor has not been paid in full. The subsidiaries have also given 
similar guarantees in the event that the Company is wound up.

During the year OZ Minerals Musgrave Holdings Pty Ltd and OZ Minerals Musgrave Operations Pty Ltd were added into the Deed of Cross 
Guarantee.

Set out below is the Consolidated Statement of Comprehensive Income and Consolidated Balance Sheet of the entities within the Deed.

ConsoLidated stateMent of CoMPrehensiVe inCoMe of the entities Within the deed of Cross gUarantee

Revenue

Other income

Mining

Processing

Freight

Site administration

Royalties

Inventory movement

Corporate administration

Exploration and corporate development

Other expenses

Foreign exchange loss

Profit before interest and income tax

Finance income

Finance expense

Profit before income tax

Income tax

Profit for the year

Other comprehensive gain/(loss)

Items that will not be reclassified subsequently to future Income Statements

Change in fair value of investments in equity securities, net of tax

Items that may be reclassified subsequently to future Income Statements

Cash flow hedges reserve change in fair value 

Cash flow hedges reclassified to profit and loss

Other comprehensive gain/(loss) for the year, net of tax

Total comprehensive income for the year

2020

$m

1,262.7

0.2

(394.5)

(203.0)

(43.3)

(103.0)

(62.1)

(22.1)

(54.0)

(45.0)

(4.0)

(18.4)

313.5

0.3

(26.5)

287.3

(79.5)

207.8

2019

$m

1,040.8

–

(218.2)

(135.0)

(73.9)

(39.2)

(57.5)

(136.2)

(47.2)

(55.0)

(4.5)

(1.2)

272.9

4.5

(8.4)

269.0

(65.2)

203.8

3.9

(7.6)

(40.8)

64.9

28.0

235.8

(52.0)

23.9

(35.7)

168.1

158

ConsoLidated BaLanCe sheet of the entities Within the deed of Cross gUarantee

Current assets

Cash and cash equivalents

Trade receivables

Inventories

Prepayments

Other receivables

Total current assets

Non-current assets

Inventories

Exploration assets

Property, plant and equipment

Right-of-use assets

Investment in subsidiaries which are not party to the Deed

Other assets

Total non-current assets

Total assets

Current liabilities

Trade payables and accruals

Other payables

Current tax provision

Employee benefits

Provisions

Derivative financial instruments

Loans and borrowings

Total current liabilities

Non-current liabilities

Deferred tax liabilities

Employee benefits

Provisions

Derivative financial instruments

Loans and borrowing

Total non-current liabilities

Total liabilities

Net assets

Equity

Issued capital

Cash flow hedge reserve

Retained earnings

Total equity

2020

$m

98.2

157.3

236.4

8.5

193.6

694.0

266.6

144.0

2,392.4

750.1

346.0

32.2

3,931.3

4,625.3

2019

$m

114.2

79.2

225.8

4.6

180.8

604.6

299.3

33.1

2,181.2

176.1

304.1

30.0

3,023.8

3,628.4

172.2

144.7

3.8

19.6

21.1

0.3

36.3

171.5

424.8

124.2

3.2

102.3

–

684.3

914.0

1,338.8

3,286.5

2,371.4

(25.4)

940.5

3,286.5

2.9

8.5

13.3

0.2

60.4

37.8

267.8

88.0

1.7

78.1

22.7

146.1

336.6

604.4

3,024.0

2,280.4

(49.4)

793.0

3,024.0

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

159

19. KEY MANAGEMENT PERSONNEL

Key management personnel remuneration
KMP are accountable for planning, directing and controlling the affairs of the Company and its controlled entities.

KMP remuneration for the Consolidated Entity

Short-term employee benefits

Other long term benefits

Post-employment benefits

Share-based payments

Total

2020

$

2019

$

 4,591,323 

4,105,168

 66,080 

 125,602 

1,970,172

6,753,177

51,590

140,028

1,574,624

5,871,410

Information regarding individual directors’ and Executives’ compensation and some equity instrument disclosures as required by Corporations Regulation 2M.3.03 is provided in the Remuneration 
Report.

Recognition and measurement of wages and salaries and short term employee benefits
Liabilities for wages and salaries, including non-monetary benefits and annual leave expected to be settled within 12 months of the 
reporting date are recognised in the provision for employee benefits in respect of employees’ services up to the reporting date and are 
measured at the amounts expected to be paid, inclusive of on-costs, when the liabilities are settled.

Recognition and measurement of other long term employee benefits
Long-term employee benefits include annual leave liabilities which are expected to be settled in the period greater than 12 months from 
balance date and long service leave liabilities. Other long term benefits are recognised in the provision for employee benefits and measured 
as the present value of expected future payments to be made in respect of services provided by employees up to the reporting date using 
the projected unit credit method. Consideration is given to the expected future wage and salary levels, experience of employee departures 
and periods of service. Expected future payments are discounted using market yields at the reporting date on high availability corporate 
bonds with terms to maturity and currency that match, as closely as possible, the estimated future cash outflows.

20. RELATED PARTY TRANSACTIONS
A number of KMP, or their related parties, may hold positions in other entities that may result in them having control or significant influence 
over the financial or operating policies of those entities. Where the Consolidated Entity transacts with the KMP and their related parties, 
the terms and conditions of these transactions are no more favourable than those available, or which might reasonably be expected to be 
available, on similar transactions to non-KMP related entities on an arm’s length basis. 

During the year the Group did not enter into any related party transactions (2019: None).

21. REMUNERATION OF AUDITORS

Audit and review services

Audit and review of financial statements – Group

Audit and review of financial statements – controlled entities

Total fee for audit and review services

Assurance services

Sustainability and NGERS assurance

Other assurance services

Total fee for audit, review and assurance services

Other services

Taxation advice and tax compliance services 

Other services

Total fee for other services

Total fees

2020

$

525,000

–

525,000

82,900

2,500

610,400

20,500

5,000

25,500

2019

$

530,000

45,000

575,000

101,400

–

676,400

31,310

40,000

71,310

635,900

747,710

In addition to the amounts disclosed above, Cassini Resources Pty Ltd incurred $216,816 in relation to the tax compliance and advisory services provided by KMPG prior to the acquisition  
by OZ Minerals.

160

22. NEW ACCOUNTING STANDARDS

Changes in accounting policies and mandatory standards adopted during the year
The accounting policies applied by the Consolidated Entity in these Consolidated Financial Statements are consistent with those applied  
by the Consolidated Entity in its Annual and Sustainability Report for the year ended 31 December 2019. A number of new standards were 
effective from 1 January 2020 and they did not have a material effect on the Group’s financial statements for the year.

Issued Standards and Pronouncements not early adopted
A number of new standards and amendments to standards are effective for annual periods beginning after 1 January 2021 and earlier 
application is permitted; however, the Group has not early adopted any of the forthcoming new or amended standards in preparing these 
Consolidated Financial Statements for the year.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

161

DIRECTORS’ 
DECLARATION

1.  In the opinion of the directors of OZ Minerals Limited (the Company):

a)  the Consolidated Financial Statements and Notes set out on pages 128 to 160  

and the remuneration disclosures that are contained in the Remuneration Report  
on pages 50 to 69, are in accordance with the Corporations Act 2001, and:

i)  give a true and fair view of the financial position of the Consolidated Entity as at  
31 December 2020 and of its performance for the year ended on that date; and 

ii)  comply with Australian Accounting Standards and the Corporations Regulations 

2001;

b)  there are reasonable grounds to believe that the Company will be able to pay its debts 

as and when they fall due and payable.

2.  The directors draw attention to page 132 of the Consolidated Financial Statements, 
which includes a statement of compliance with international financial reporting 
standards.

3.  At the date of this declaration, there are reasonable grounds to believe that the 

Company, and the consolidated entities identified in Note 18, will be able to meet 
any liabilities to which they are, or may become subject because of the Deed of Cross 
Guarantee between the Company and those consolidated entities pursuant to ASIC 
Instrument 2016/785.

4.  The directors have been given the declarations required by Section 295A of the 

Corporations Act 2001 from the Chief Executive Officer and Chief Financial Officer for 
the financial year ended 31 December 2020.

Signed in accordance with a resolution of the directors.

Rebecca McGrath  
Chairman

18 February 2021

Andrew Cole  
Managing Director and CEO 

18 February 2021

162

INDEPENDENT 
AUDITOR’S 
REPORT

To the shareholders of OZ Minerals Limited

Report on the audit of the Financial Report

OPINION
We have audited the Financial Report of OZ Minerals Limited (the Company). 

In our opinion, the accompanying Financial Report of the Company is in accordance with the 
Corporations Act 2001, including:

   giving a true and fair view of the Group’s financial position as at 31 December 2020 and 

of its financial performance for the year ended on that date; and

   complying with Australian Accounting Standards and the Corporations Regulations 

2001.

The Financial Report comprises:

   Consolidated balance sheet as at 31 December 2020;
   Consolidated statement of comprehensive income, Consolidated statement of changes in 

equity, and Consolidated statement of cash flows for the year then ended;

   Notes including a summary of significant accounting policies; and
   Directors’ Declaration. 

The Group consists of OZ Minerals Limited (the Company) and the entities it controlled at 
the year end or from time to time during the financial year.

BASIS FOR OPINION
We conducted our audit in accordance with Australian Auditing Standards. We believe that 
the audit evidence we have obtained is sufficient and appropriate to provide a basis for our 
opinion.

Our responsibilities under those standards are further described in the Auditor’s 
responsibilities for the audit of the Financial Report section of our report.

We are independent of the Group in accordance with the Corporations Act 2001 and the 
ethical requirements of the Accounting Professional and Ethical Standards Board’s APES 
110 Code of Ethics for Professional Accountants (including Independence Standards) 
(the Code) that are relevant to our audit of the Financial Report in Australia. We have 
fulfilled our other ethical responsibilities in accordance with the Code.

KEY AUDIT MATTERS
Key Audit Matters are those matters that, in our professional judgement, were of most 
significance in our audit of the Financial Report of the current period.

This matter was addressed in the context of our audit of the Financial Report as a whole, 
and in forming our opinion thereon, and we do not provide a separate opinion on this 
matter.

©  2021 KPMG, an Australian partnership and a member firm of the KPMG global organisation of independent member firms 

affiliated with KPMG International Limited, a private English company limited by guarantee. All rights reserved. The KPMG name 
and logo are trademarks used under license by the independent member firms of the KPMG global organisation. Liability limited 
by a scheme approved under Professional Standards Legislation.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

163

Valuation of Low Grade Gold Ore Stockpiles ($296.4m)
Refer to Note 5 to the Financial report

The key audit matter

How the matter was addressed in our audit

Significant judgment is exercised by the 
Group in their determination of the value of 
low grade gold ore. The low grade gold ore 
will be combined with copper ore to produce 
concentrate. The valuation of low grade gold 
ore stockpiles is a key audit matter due to:

   The significant judgment required by us 

to assess the key assumptions used in the 
Group’s valuation model.

   The size of low grade gold ore stockpiles 
as a proportion of total assets (6.2%).

The Group’s valuation model estimates 
future proceeds expected to be derived 
from low grade gold ore contained in 
existing ore stockpiles, less selling costs and 
further processing costs to convert ore into 
concentrate.

We focused on the significant forward-
looking assumptions the Group applied in 
their valuation model, including:

   Future metal production levels (ore blend 

rates), which are dependent on the volume 
and grade of existing low grade gold ore 
stockpiles.

   Future processing costs of low grade gold 

ore, and related selling costs.

   Future commodity prices and foreign 

exchange rates expected to prevail when 
the concentrate containing gold from 
existing low grade gold ore stockpiles is 
planned to be processed and sold.

   The timing of production, which depends 
on the available capacity of the processing 
mill.

Assumptions are forward looking and / or not 
based on observable data and are therefore 
inherently judgmental to audit.

Our procedures included:

   We tested the Group’s key controls 

relevant to:

   The valuation of low grade gold ore 

stockpiles, including board review and 
approval of key assumptions used in the 
Group’s model such as commodity prices 
and foreign exchange rates; and

   The process for recording and 

monitoring volumes and grades of 
stockpiled low grade gold ore, such as 
the management review and approval 
of grades.

   We assessed the methodology applied 

by the Group in determining the value of 
low grade gold ore stockpiles against the 
requirements of the accounting standards.

   We attended the Group’s internal stockpile 
survey and compared the results of the 
quantity surveyors to the volume of low 
grade gold ore stockpiles recorded in the 
Group’s model at 31 December 2020.

   We compared grades of stockpiled low 
grade gold ore recorded in the model to 
the grades recorded in previous periods 
and to the Group’s internal surveyor’s 31 
December 2020 measurement of grades.

   We assessed the scope, competence 

and objectivity of the Group’s internal 
surveyors, to grade the low grade gold  
ore stockpiles.

   We challenged the Group’s key 

assumptions used in the model to 
determine the value of low grade gold  
ore stockpiles by:

   Comparing future processing costs of 
low grade gold ore to historical actual 
processing costs.

   Assessing future selling costs against 

current costs, by comparing to a sample 
of existing customer sales contracts.

   Assessing future commodity prices and 
foreign exchange rates applied by the 
Group against published analyst and 
broker data.

   Comparing forecast production of 

low grade gold ore to be processed to 
publicly disclosed mill capacity.

164

OTHER INFORMATION
Other Information is financial and non-financial information in OZ Minerals Limited’s annual 
reporting which is provided in addition to the Financial Report and the Auditor’s Report. The 
Directors are responsible for the Other Information.

Our opinion on the Financial Report does not cover the Other Information and, accordingly, 
we do not express an audit opinion or any form of assurance conclusion thereon, with 
the exception of the Remuneration Report, defined sustainability information within the 
Sustainability Report and our related assurance opinions.

In connection with our audit of the Financial Report, our responsibility is to read the 
Other Information. In doing so, we consider whether the Other Information is materially 
inconsistent with the Financial Report or our knowledge obtained in the audit, or otherwise 
appears to be materially misstated.

We are required to report if we conclude that there is a material misstatement of this Other 
Information, and based on the work we have performed on the Other Information that we 
obtained prior to the date of this Auditor’s Report we have nothing to report.

RESPONSIBILITIES OF THE DIRECTORS FOR THE FINANCIAL REPORT
The Directors are responsible for:

   preparing the Financial Report that gives a true and fair view in accordance with 

Australian Accounting Standards and the Corporations Act 2001;

   implementing necessary internal control to enable the preparation of a Financial Report 
that gives a true and fair view and is free from material misstatement, whether due to 
fraud or error; and

   assessing the Group and Company’s ability to continue as a going concern and whether 
the use of the going concern basis of accounting is appropriate. This includes disclosing, 
as applicable, matters related to going concern and using the going concern basis of 
accounting unless they either intend to liquidate the Group and Company or to cease 
operations, or have no realistic alternative but to do so.

AUDITOR’S RESPONSIBILITIES FOR  
THE AUDIT OF THE FINANCIAL REPORT
Our objective is:

   to obtain reasonable assurance about whether the Financial Report as a whole is free from 

material misstatement, whether due to fraud or error; and 

   to issue an Auditor’s Report that includes our opinion. 

Reasonable assurance is a high level of assurance, but is not a guarantee that an audit 
conducted in accordance with Australian Auditing Standards will always detect a material 
misstatement when it exists.

Misstatements can arise from fraud or error. They are considered material if, individually or 
in the aggregate, they could reasonably be expected to influence the economic decisions of 
users taken on the basis of the Financial Report.

A further description of our responsibilities for the audit of the Financial Report is located 
at the Auditing and Assurance Standards Board website at: auasb.gov.au/admin/file/
content102/c3/ar1_2020.pdf.

This description forms part of our Auditor’s Report.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTfinanCiaL  rePort

165

REPORT ON THE REMUNERATION REPORT

Opinion
In our opinion, the Remuneration Report of OZ Minerals Limited for the year ended  
31 December 2020, complies with Section 300A of the Corporations Act 2001.

Directors’ responsibilities
The Directors of the Company are responsible for the preparation and presentation of the 
Remuneration Report in accordance with Section 300A of the Corporations Act 2001.

Our responsibilities
We have audited the Remuneration Report included in pages 50 to 69 of the Directors’ 
Report for the year ended 31 December 2020.

Our responsibility is to express an opinion on the Remuneration Report, based on our audit 
conducted in accordance with Australian Auditing Standards.

KPMG

Paul Cenko 
Partner 

18 February 2021

 
166166

SHAREHOLDER 
INFORMATION

CAPITAL
Share capital comprised 331,763,505 fully paid ordinary shares on 8 February 2021.

SHAREHOLDER DETAILS
At 8 February 2021, OZ Minerals had 39,995 shareholders. There were 410 shareholdings 
with less than a marketable parcel of $500 worth of ordinary shares.

toP 20 inVestors at 8 feBrUarY 2021

Name

HSBC Custody Nominees (Australia) Limited

J P Morgan Nominees Australia Pty Limited

Citicorp Nominees Pty Limited

National Nominees Limited

BNP Paribas Nominees Pty Ltd 

Citicorp Nominees Pty Limited 

BNP Paribas Noms Pty Ltd 

HSBC Custody Nominees (Australia) Limited 

Romsup Pty Ltd 

Pacific Custodians Pty Limited 

BNP Paribas Noms Pty Ltd 

HSBC Custody Nominees (Australia) Limited – Gsco Eca

Sandhurst Trustees Ltd 

A & R Cole Investments Pty Ltd 

BNP Paribas Nominees Pty Ltd HUB 24 Custodial Serv Ltd 

Mirrabooka Investments Limited

AMP Life Limited

BNP Paribas Noms(NZ) Ltd 

BNP Paribas Nominees Pty Ltd 

Ecapital Nominees Pty Limited

Total

Number  
of shares

Issued  
Capital %

116,347,277

49,996,511

45,174,770

28,414,146

14,639,125

6,204,127

4,137,238

2,484,197

2,467,057

1,541,486

1,303,807

976,297

735,918

467,546

418,210

412,000

328,249

309,953

286,576

285,309

35.07

15.07

13.62

8.56

4.41

1.87

1.25

0.75

0.74

0.46

0.39

0.29

0.22

0.14

0.13

0.12

0.10

0.09

0.09

0.09

276,929,799

83.46

SUBSTANTIAL SHAREHOLDERS OF OZ MINERALS LIMITED  
AT 12 FEBRUARY 2021
There are no substantial shareholders of OZ Minerals Limited at 12 February 2021.

inVestor Categories at 8 feBrUarY 2021

Ranges

1 – 1,000

1,001 – 5,000

5,001 – 10,000

10,001 – 100,000

100,001 and over

Total

Number of 
investors

Number  
of shares

Issued capital  
%

 29,484 

 10,209,676 

 8,772 

 1,104 

 589 

 46 

 19,383,899 

 7,901,026 

 13,333,388 

 280,935,516 

 39,995 

 331,763,505 

3.08

5.84

2.38

4.02

84.68

100.00

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTOZ MINERALSsharehoLder inforMation

167

VOTING RIGHTS
On a show of hands, every member present in person or by attorney or by proxy or by 
representative shall have one vote. Upon a poll, every member present in person or by 
attorney or by proxy or by representative shall have one vote for every share held by the 
member. Where more than one proxy, representative or attorney is appointed, none may 
vote on a show of hands.

OTHER SECURITIES ON ISSUE
The Company has performance rights on issue in addition to ordinary shares. The details of 
the securities held as at 8 February 2021 are as follows:

Class of security

Performance rights

Number of 
holders

Number of 
securities

523

2,003,157

No voting rights attach to the above securities, however, any ordinary shares that are allotted 
to the holders of the securities upon vesting or conversion of the above-mentioned securities 
will have the same voting rights as all other ordinary OZ Minerals shares.

DIVIDENDS
A fully-franked final dividend of 17 cents per share will be paid on 26 March 2021.  
An interim dividend of eight cents per share fully franked was paid to shareholders on  
5 October 2020.

This brings the total dividend for 2020 to 25 cents per share fully franked.

Dividend Reinvestment Plan applies to dividends for 2020.

Dividend payments
Dividend payments are credited directly into any nominated bank, building society or credit 
union account in Australia.

ANNUAL AND SUSTAINABILITY REPORT
A full copy of the Annual and Sustainability Report is available online at ozminerals.com.  
If you no longer wish to receive a hard copy of the Annual and Sustainability Report, log  
into your shareholding or contact our share registry to update your shareholder 
communication instructions.

SHARE REGISTRY INFORMATION
The OZ Minerals share registry is maintained by Link Market Services Limited.

Visit Link Market Services’ website linkmarketservices.com.au and access a wide variety  
of holding information, change your personal details and download forms. You can:

   check your current and previous holding balances
   elect to receive financial reports electronically
   update your address details
   update your bank details
   confirm whether you have lodged your Tax File Number (TFN), Australian Business Number  

(ABN) or exemption

   check transaction and dividend history
   enter your email address
   check the share prices and graphs
   download a variety of instruction forms.

You can access this information via a security login using your Security Holder Reference  
Number (SRN) or Holder Identification Number (HIN) as well as your surname (or company 
name) and postcode (must be the postcode recorded on your holding record).

CONTACT INFORMATION
Shareholder enquiries about shareholding should be addressed to Link Market Services.  
You can contact the Company’s share registry by calling (+61) 1300 306 089, local call  
cost within Australia. Share registry contact information can be found on the back cover  
of this report.

168168

GLOSSARY

Acid rock drainage
When rock surfaces are exposed to air and 
rain, a reaction can occur with the elements 
in the rock which results in a change in the 
characteristics of the water that runs off. 
If the rock contains sulphides, oxidation 
processes can acidify the water. This  
process is known as acid rock drainage.

Biodiversity
Biodiversity is the variety of plants,  
animals and micro-organisms, their genetic 
variation and the different ecosystems of 
which they inhabit.

Carbon dioxide equivalent (CO2-e)
Carbon dioxide equivalent is a standard 
measurement used to indicate the impact  
of various greenhouse gas emissions on 
global warming relative to the same  
amount of carbon dioxide (CO2).

Copper concentrate
The Prominent Hill operation produces 
copper concentrate. This is a fine-grained 
material that contains a percentage of 
copper, gold and other minerals which  
has been concentrated to increase its  
copper concentration through the removal 
of waste materials. Copper concentrate is 
used by smelters to produce copper in its 
metal form.

Footprint
The area disturbed by OZ Minerals’ 
operations and activities.

Global Reporting Initiative (GRI)
An international multi-stakeholder process 
aimed at producing and disseminating 
globally applicable sustainability reporting 
guidelines. These guidelines are for 
voluntary use by organisations for reporting 
on the economic, environmental and social 
dimensions of their activities, products 
and services. For more information, see 
globalreporting.org.

Greenhouse gases (GHG)
Gases in the Earth’s atmosphere that  
absorb and re-emit infrared radiation, 
including carbon dioxide (CO2), 
methane (CH4), nitrous oxide (N2O), 
hydrofluorocarbons, perfluorocarbons  
and sulphur hexafluoride (SF6).

Hectare (ha)
A hectare is a unit of area equal to  
10,000 square metres. Usually used to 
measure land.

Kilolitre (kL)
One kilolitre is equal to one thousand litres.

Megalitre (ML)
One megalitre is equal to one million litres.

Significant community issues
Key concerns raised by local community 
stakeholders that are a result of or strongly 
influenced by OZ Minerals’ activities within 
operational control.

Significant incidents
Any occurrence that has actually resulted 
in or had the potential to result in 
consequences that have a major extreme 
impact on safety, health, environment or  
the community. 

Significant occupational 
exposures
Substances that potentially may present  
a significant health risk from exposure to  
OZ Minerals’ Prominent Hill employees  
and similar exposure groups.

Stakeholders
Any person, group or interested party 
that may be impacted by OZ Minerals’ 
operations, activities or performance.

Tailings
Finely ground materials from which valuable 
minerals have been largely extracted.

Tailings storage facility (TSF)
Facility designed for the storage of tailings 
material produced during ore processing.

Total recordable injury  
frequency rate (TRIFR)
TRIFR is the total number of recordable 
injuries per million working hours. 
Recordable injuries include those that  
result in lost time, medical treatment and 
restricted work injuries. First aid injuries  
are not included.

Waste rock
Material such as soils, barren or uneconomic 
mineralised rock that surrounds a mineral 
orebody and must be removed in order to  
mine the ore.

OZ MINERALS2020 ANNUAL & SUSTAINABILITY REPORTOZ MINERALS169

OZ MINERALS 
LIMITED
ABN 40 005 482 824

CORPORATE OFFICE
2 Hamra Drive, Adelaide Airport 
South Australia 5950

Telephone: (+61 8) 8229 6600 
Facsimile: (+61 8) 8229 6601 

info@ozminerals.com

SHARE REGISTRY
Link Market Services Limited

Tower 4, 727 Collins Street, Docklands 
Victoria 3008 Australia

Telephone: (+61) 1300 306 089 
Facsimile: (+61 2) 9287 0303

linkmarketservices.com.au

INVESTOR ENQUIRIES
Travis Beinke
Group Manager Investor Relations

Telephone: (+61 8) 8229 6622

travis.beinke@ozminerals.com