Day-ahead prices, negative hours and the battery ceiling — daily, from real market data.
Average price: 39 A$/MWh · Negative hours (2026-09-05): 174 · 2 h battery: 190 A$
The negative-price, curtailment and grid-fee rules that drive Australia's battery economics.
We compute it for every ≥1 MW battery — independent, from public data.