Day-ahead price spreads hold steady regardless of renewable penetration, averaging €103/MWh

Daily average renewable penetration (%) vs daily day-ahead price spread (€/MWh), April–December 2025

Source: SEMOpx, EirGrid, Modo Energy

Note: Each dot is one day. Spread = daily max minus min DAM price. 75% is EirGrid's current SNSP operational limit.

MODOENERGY