NOTES TO THE UNAUDITED CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS (CONTINUED) 6.Cost of sales | | | | | | | | | | | Three months ended | | Nine months ended | | | September 30, | | September 30, | | September 30, | | September 30, | | | 2026 | | 2025(a) | | 2026 | | 2025(a) | | | $'m | | $'m | | $'m | | $'m | | | | | | | | | | Power generation | | 129.6 | | 89.3 | | 335.0 | | 254.7 | Depreciation | | 47.9 | | 45.1 | | 146.9 | | 139.8 | Amortization | | 4.8 | | 6.4 | | 14.4 | | 15.2 | Tower repairs and maintenance | | 16.0 | | 13.5 | | 44.2 | | 35.8 | Staff costs | | 7.5 | | 6.5 | | 22.7 | | 19.1 | Regulatory fees | | 6.2 | | 6.2 | | 20.0 | | 20.0 | Security services | | 6.3 | | 5.6 | | 17.5 | | 15.6 | Travel costs | | 2.3 | | 2.1 | | 6.2 | | 4.8 | Net impairment of property, plant and equipment, intangible assets excluding goodwill and related prepaid land rent | | 2.1 | | 1.6 | | 5.9 | | 3.4 | Insurance | | 0.7 | | 0.8 | | 2.0 | | 2.3 | Short-term rental | | 1.2 | | 1.2 | | 3.6 | | 4.1 | Vehicle maintenance and repairs | | 0.5 | | 0.5 | | 1.4 | | 1.5 | Professional fees | | 0.3 | | 0.5 | | 1.1 | | 1.0 | Other | | 5.0 | | 2.9 | | 14.5 | | 9.8 | | | 230.4 | | 182.2 | | 635.4 | | 527.1 |
| (a) | The results for the three and nine month periods ended September 30, 2025 have been re-presented to reflect the results of the Latam segment as a discontinued operation. See note 21.1 for more information. |
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