Total electricity customer sales volumes were 36,138 GWh, down 1,173 GWh or 3.1%. Consumer customer electricity sales volumes were 14,676 GWh, up 466 GWh or 3.3%, driven by higher average services across the year. Large Business customer electricity sales volumes were 8,458 GWh, down 973 GWh or 10.3%, primarily driven by competitive market conditions with balanced portfolio decisions made and lower operational consumption at several large key strategic customer sites. Wholesale customer electricity sales volumes were 13,004 GWh, down 666 GWh or 4.9%, driven by lower consumption from AGL’s wholesale customer base. This includes sales volumes for contracts with ActewAGL (FY25: 1,804 GWh; FY24: 2,332 GWh), and the Portland and Tomago aluminium smelters.

Total gas customer sales volumes were 100.8 PJ, down 1.0 PJ (1.0%). Consumer customer gas sales volumes were down 0.7 PJ (1.5%), driven by lower average demand due to milder weather, partly offset by an increase in average customer numbers. Large Business customer gas sales volumes were up 3.6 PJ (24.0%), primarily driven by portfolio growth in Western Australia and Victoria. Wholesale customer gas sales and internal gas volumes for power generation were down 3.9 PJ (9.6%), primarily driven by the roll-off of wholesale customer volumes, partly offset by higher usage for power generation.