Australia’s biggest gas and electricity provider, with 4.9 million customers, says its churn is the lowest in the industry despite last month’s hack.

Australia's largest energy retailer confirms renewables are cheapest source of new generation, says batteries can "solve most days" if backed by enough solar and wind.

Australia’s biggest gas and electricity provider, with 4.9 million customers, says its churn is the lowest in the industry despite last month’s hack.