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Consult year-to-date indexes on predefined regions
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Last update January 9th
Next release expected early April
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How to interpret Cumul IREC


  • Actual cumulated energy index of the period lasting from January to Date compared to the same period over the long-term reference
  • 95% means that the expected production for the period should be 5% lower than the one expected on the same period over the last decade
  • Please note that Cumul IREC correspond to regional averages in terms of wind resource and a standard turbine type

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