Global Reporting Initiative+Fuel consumption from renewable sources, GRI 302-1-b (formerly G4-EN3-b)+Terna+2017+Discussion

" It should be borne in mind that, for technical reasons, Terna’s energy consumption is not attributable to a supply contract. This makes it impossible to reduce indirect emissions by selecting supplies from renewable sources, and accounts for the need to use an average conversion factor for Italian electricity production." - Found on page 150 (152 in PDF).