Heat generation emission factors

Heat produced on site or by a dedicated installation rather than bought from a network: solar thermal, heat pumps, shallow and deep geothermal, ambient heat. From 4 libraries, filed in one model so one publisher's factor compares with another's.

CategoryHeat and cooling
Factors
20
Libraries
4
With their own page
3
Units with a page
kWh
Largest library

12 factors, 60%

What the 3 factor pages say

One chart per unit, since a kilogram and a kWh do not compare. Colour is the boundary, what the factor counts; every row also names it.

Cradle to distribution gateGenerationWell-to-use

Per kWh · 3 factor pages

Linear scale, from 0
From 0.0321 (Tiefengeothermie - Endenergieverbrauch Wärme & Kälte, UBA (DE)) to 0.468 (Energy reduction, ventilation system, 6 x 120 m3/h, steel ducts, with GHE, ICM) kgCO₂e per kWh. 3 boundaries appear here, so part of the spread is what each factor counts, not a disagreement between publishers.

Source: the published factor pages, catalogue version 591.

Who publishes these factors

4 libraries publish them. Each name opens the library's page.

UBA (DE) (12) and ICM (6) hold 90% of them; the other 2 publish the rest (2).

Source: open-climate.ai catalogue, version 591, coverage summed over libraries.

Every factor page

Sorted by library. Each factor is also on its library's page.

ActivityLibraryRegionBoundaryValueYear
Energy reduction, ventilation system, 6 x 120 m3/h, steel ducts, with GHEICMAustraliaCradle to distribution gate0.468 kgCO₂e/kWh2015
Italy electricity and heat emission factor - heat generationISPRAItalyGeneration0.232 kgCO₂e/kWh2025
Tiefengeothermie - Endenergieverbrauch Wärme & KälteUBA (DE)GermanyWell-to-use0.0321 kgCO₂e/kWh2024

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