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Reconciliation of profit before taxation to headline operating profit | 6 Months Ended
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Jun. 30, 2023
Reconciliation of operating profit to headline operating profit [Abstract] |
Reconciliation of profit before taxation to headline operating profit | 20. Reconciliation of profit before taxation to headline operating profit
| Six Months Ended 30 June 2023 |  | Six Months Ended 30 June 2022
| £m |  | £m
Profit before taxation | 204.3 |  |  | 418.6 |
Finance and investment income | 102.4 |  |  | 55.5 |
Finance costs | (230.7) |  |  | (144.9) |
Revaluation and retranslation of financial instruments | 25.5 |  |  | 33.1 |
Profit before interest and taxation | 307.1 |  |  | 474.9 |
(Earnings)/loss from associates - after interest and tax | (1.0) |  |  | 63.8 |
Operating profit | 306.1 |  |  | 538.7 |
Goodwill impairment | 52.9 |  |  | — |
Amortisation and impairment of acquired intangible assets | 36.6 |  |  | 31.5 |
Investment and other impairment charges | 11.0 |  |  | — |
Restructuring and transformation costs | 86.8 |  |  | 81.2 |
Property related costs | 180.0 |  |  | — |
Losses on disposal of investments and subsidiaries | 2.9 |  |  | 48.1 |
Gains on remeasurement of equity interests arising from a change in scope of ownership | — |  |  | (60.4) |
Litigation settlement | (10.0) |  |  | — |
Headline operating profit | 666.3 |  |  | 639.1 |
Headline operating profit is one of the metrics that management uses to assess the performance of the business. Reconciling items in the above table are components of operating profit, which are included in note 4.

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