Investor Presentaiton

Operating costs jun-2021 Operating Costs Operating Costs jun-2020 2.2% 4.2% 12.2% 8.1% 1.7% 0.6% 0.6% 279.1 47.5% billion pesos 11.8% 13.5% 18.7% ■Third party energy and fuel supplies ■ Salaries and related costs ■Maintenance, materials and general services 39.1% 185.5 ■Taxes and duties 9.8% billion ■Wholesale Electricity Market pesos (MEM) costs 0.8% Employee benefit costs 5.2% 0.7% → Depreciation 6.0% 17.5% Other costs • • 'Energy and other fuels' increased by 93.6 billion pesos and 'Energy and other fuels to third parties' by 26.5 billion pesos compared to the same period of 2020, as a consequence of the accumulated effect of the disruption event in Natural Gas prices observed during the third week of February 2021 and the increase in international Natural Gas prices, reaching levels close to 4 dollars per MMBTU. There was a 4.9 billion pesos reduction in 'Maintenance, materials and general services', which offset the increases in 'Salaries and related costs'. Source: Financial Statements CFE CFE Comisión Federal de ElectricidadⓇ 11

View entire presentation