| Revenue from operations | 15,293.21a | 14,246.35a |
| Other income | 251.05a | 308.77a |
| Total income | 15,544.26a | 14,555.12a |
| Expenses | — | — |
| Cost of energy purchased | -5,587.78a | -5,164.57a |
| Cost of fuel | -4,379.36a | -3,966.92a |
| Purchases of stock-in-trade | -10.57a | -13.55a |
| Employee benefits expense | -1,213.57a | -1,189.22a |
| Finance costs | -1,233.9a | -1,117.24a |
| Depreciation and amortisation | -1,216.73a | -877.87a |
| Other expenses | -1,976.49a | -1,762.8a |
| Total expenses | -15,618.4a | -14,092.17a |
| Profit before regulatory income and tax | -74.14a | 462.95a |
| Regulatory income (net) | 1,757.27a | 1,276.15a |
| Profit before tax | 1,683.13a | 1,739.1a |
| Tax expense | — | — |
| Current tax | -364.74a | -349.79a |
| Deferred tax / (credit) | -128.9a | -8.02a |
| Total tax expenses | -235.84a | -341.77a |
| Profit for the year | 1,447.29a | 1,397.33a |
| Profit attributable to owners of the equity | 1,376.35a | 1,342.83a |
| Non-controlling interest | 70.94a | 54.5a |