IGO Annual Report 2022

Notes to the consolidated financial statements 30 June 2022 (continued) 6 Earnings per share (a) Basic earnings per share 2022 Cents 2021 Cents From continuing operations attributable to the ordinary equity holders of the company 43.69 17.21 From discontinued operation - 63.65 Total basic earnings per share attributable to the ordinary equity holders of the Company 43.69 80.86 (b) Diluted earnings per share 2022 Cents 2021 Cents From continuing operations attributable to the ordinary equity holders of the company 43.54 17.13 From discontinued operation - 63.38 Total diluted earnings per share attributable to the ordinary equity holders of the Company 43.54 80.51 (c) Earnings used in calculating earnings per share 2022 $M 2021 $M Basic and diluted earnings per share Profit attributable to the ordinary equity holders of the Company used in calculating basic and diluted earnings per share: From continuing operations 330.9 116.8 From discontinued operation - 431.9 330.9 548.7 (d) Weighted average number of shares used as the denominator 2022 Number 2021 Number Weighted average number of ordinary shares used as the denominator in calculating basic earnings per share 757,267,813 678,552,539 Adjustments for calculation of diluted earnings per share: Share rights 2,597,510 2,946,123 Weighted average number of ordinary and potential ordinary shares used as the denominator in calculating diluted earnings per share 759,865,323 681,498,662 (e) Information concerning the classification of securities Share rights Performance rights granted to Executives and employees under the Company's Employee Incentive Plan and any outstanding service rights are included in the calculation of diluted earnings per share as they could potentially dilute basic earnings per share in the future. The share rights are not included in the determination of basic earnings per share. Further information about the share rights is provided in note 29. Notes to the consolidated financial statements 30 June 2022 (continued) 6 Earnings per share (continued) (f) Calculation of earnings per share (i) Basic earnings per share Basic earnings per share is calculated by dividing: • the profit attributable to owners of the Company, excluding any costs of servicing equity other than ordinary shares, • by the weighted average number of ordinary shares outstanding during the financial year, adjusted for bonus elements in ordinary shares issued during the year and excluding treasury shares (note 18(b)). (ii) Diluted earnings per share Diluted earnings per share adjusts the figures used in the determination of basic earnings per share to take into account: • the after income tax effect of interest and other financing costs associated with dilutive potential ordinary shares; and • the weighted average number of additional ordinary shares that would have been outstanding assuming the conversion of all dilutive potential ordinary shares. Notes to the consolidated financial statements 30 June 2022 Notes to the consolidated financial statements 30 June 2022 102 — IGO ANNUAL REPORT 2022 IGO ANNUAL REPORT 2022 — 103

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