Definition:
The sum of primary energy and secondary energy as well as energy returns.

Source:

• Directive 2008/92/EC of the European Parliament and of the Council of 22 October 2008 concerning a Community procedure to improve the transparency of gas and electricity prices charged to industrial end-users (recast) Text with EEA relevance
  Place of publication: Dz. Urz. UE L 298 z 7.11.2008, str. 9—19

Low-level terms:

• Balance of energy transformation
• Primary energy
• Derived energy
• Energy returns
• Energy output
• Energy transformations output