Page 285 - Annual Report 2020

Millions of barrels Australia United States Other (b) Total
Proved developed and undeveloped oil and condensate reserves (a)
Reserves at 30 June 2017 88.6 340.7 26.0 455.3 (c) Strategic Report
(c)
Improved recovery – – – –
Revisions of previous estimates (1.6) 41.2 0.6 40.1
Extensions and discoveries – 27.6 – 27.6
Purchase/sales of reserves – (0.7) – (0.7)
Production (16.5) (46.9) (4.6) (68.1)
Total changes (18.2) 21.1 (4.0) (1.1)
Reserves at 30 June 2018 70.5 361.8 (c) 21.9 454.2
(c)
Improved recovery – – – –
Revisions of previous estimates 7.8 25.9 1.0 34.7
Extensions and discoveries 0.0 0.8 – 0.9
Purchase/sales of reserves – (79.7) – (79.7) Governance at BHP
Production (14.4) (34.5) (4.9) (53.7)
Total changes (6.5) (87.5) (3.9) (97.9)
Reserves at 30 June 2019 63.9 274.4 18.0 356.3
Improved recovery – – – –
Revisions of previous estimates 0.9 21.3 (0.7) 21.5
Extensions and discoveries 1.8 – 5.0 6.7
Purchase/sales of reserves – – – –
Production (14.0) (23.3) (3.8) (41.2)
Total changes (11.3) (2.0) 0.4 (13.0)
Reserves at 30 June 2020 52.6 272.3 18.4 343.4 Remuneration Report
Developed
Proved developed oil and condensate reserves
as of 30 June 2017 76.2 162.3 21.9 260.5
as of 30 June 2018 60.5 181.2 19.2 260.8
as of 30 June 2019 59.0 128.9 16.3 204.2
Developed reserves as of 30 June 2020 46.7 131.0 11.9 189.6
Undeveloped
Proved undeveloped oil and condensate reserves
as of 30 June 2017 12.4 178.4 4.0 194.8 Directors’ Report
as of 30 June 2018 10.0 180.7 2.8 193.4
as of 30 June 2019 5.0 145.4 1.7 152.1
Undeveloped reserves as of 30 June 2020 6.0 141.3 6.5 153.8
(a) Small differences are due to rounding to first decimal place.
(b) ‘Other’ comprises Algeria,Trinidad and Tobago and the United Kingdom (sold in FY2019).
(c) For FY2017 and FY2018 amounts include 73.0 and 86.1 million barrels respectively attributable to discontinued operations of Onshore US. Financial Statements

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Additional information

BHP Annual Report 2020 283 Shareholder information