NEM battery bidding data explained: what it is and how to analyse it with Ko
NEM battery bidding data explained: what it is and how to analyse it with Ko
Every scheduled generator in the NEM submits ten bid bands before each trading day. These set the prices at which capacity is offered in the market. Every five minutes, operators can adjust the volume sitting in each band.
For batteries, this is where trading strategy becomes visible. The bid stack shows which assets preserve capacity near the Market Price Cap (MPC), which defend cap contract positions around $300/MWh, and how operators shift volume as the evening peak approaches.
Ko can query this battery bidding dataset directly. It can rank assets by strategy, compare bid stacks across the fleet, and trace individual rebids through the day.
What are the NEM bid band tables?
Ko’s NEM bid band dataset turns AEMO’s Bidmove Complete data into battery-level bidding tables. It keeps the structure of the original bid stack, but adds the fields needed to compare assets, time periods and bidding strategies consistently.
Modo Energy publishes the battery bidding data at three levels:

