Data observatory

Data observatory

Aggregated data collection and economic impact estimates.

Economic observatory

The Committee is collecting economic and production data from members in order to represent aggregated and documented effects of compensations on small and medium-sized photovoltaic producers.

  • MW represented and annual output.
  • Average withholding percentage and cash-flow impact.
  • Impact on debt service, maintenance and regulatory obligations.
  • Estimated value of avoided emissions and avoided gas imports.

Impact calculator

Use the Italian page for the full interactive calculator.

Open calculator

Updated data: 2024, 2025 and H1 2026

The consolidated 2024 baseline is the GSE statistical report. For 2025 and H1 2026, the website refers to Italia Solare analyses based on Terna Gaudì data.

DatePV plantsTotal capacityNew capacity
31 Dec 20241,875,87037,002 MW6,664 MW in 2024
31 Dec 20252,092,08843,513 MW6,437 MW in 2025
30 Jun 20262,255,65446,606 MW3,093 MW in H1 2026