March 2025: GB battery energy storage research roundup
March 2025: GB battery energy storage research roundup
In March 2025, battery revenues held their February value, driven by shifts between wholesale trading and the Balancing Mechanism. Batteries also set new records in both Capacity Market auctions, as longer durations and higher de-rating factors supported larger contract wins.
Wind generation continues to reshape battery revenue forecasts through its impact on price spreads and cycling patterns. NESO’s newly launched skip rate methodology offers a view of dispatch efficiency in the Balancing Mechanism across all technologies. Multiple bids for the Harmony Energy Income Trust portfolio were seen throughout the month.
March research summary
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