Company: RTNTF
Filing Date: 2025-02-20
Form Type: 20-F
Source: 0001628280-25-006642
Chunk: 402

Company: RIO TINTO LTD
Filing Date: 2025-02-20
Form: 20-F
Chunk 402
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together referred to as “WCS Rail and Port entities”). Refer to note 5 for further details. The WCS Rail and Port entities are incorporated in

Singapore, however their operations are in Guinea. As at 31 December 2024, the Group has an effective 18.02% indirect interest in the WCS Rail and Port entities. The Government of Guinea

holds a 15% interest in the WCS Rail and Port operations and therefore we have a 15.32% indirect interest in those operations.

(c) The Group holds a 45% interest in Halco (Mining) Inc., a non-managed associate. Halco (Mining) Inc., in turn, has a 51% indirect interest in Compagnie des Bauxites de Guinée , a bauxite

mine, the core assets of which are located in Guinea .

| Annual Report on Form 20-F 2024 | 222 | riotinto.com |

Financial statements | Notes to the consolidated fin ancial statements

32 Entities accounted under the equity method continued

Summary information for joint ventures and associates that are not individually material to the Group

|                                    | 2024US$m | 2023US$m |
| Carrying value of Group's interest |    2,351 |    1,878 |
| (Loss)/profitafter tax             |      -42 |       26 |
| Other comprehensive(loss)/income   |      -44 |       15 |
| Total comprehensive(loss)/income   |      -86 |       41 |

33 Related-party transactions

Information about material related-party transactions of the Rio Tinto Group is set out below.

Subsidiary companies and joint operations

Details of investments in principal subsidiary companies are disclosed in note 30. Information relating to principal joint operations can be found in note

31.

Equity accounted units

Transactions and balances with equity accounted units are summarised below. Purchases, trade and other receivables, and trade and other

payables, relate largely to amounts charged by equity accounted units for toll processing of alumina and purchasing of bauxite and aluminium.

Sales relate largely to sales of alumina to equity accounted units for smelting into aluminium .

|                                                                         |     | 2024US$m | 2023US$m | 2022US$m |
| Income statement items                                                  |     |          |          |          |
| Purchases from equity accounted units                                   |     |     -874 |   -1,163 |