Last reviewed on 12-01-2023
Documentation of California's Greenhouse Gas Inventory
(2023 Edition - Last updated on 12-1-2023)
♦ Category: Agriculture, Forestry and Other Land Use
IPCC: |
3A1aii - Livestock - Enteric Fermentation - Cattle - Other Cattle |
Sector: |
Agriculture & Forestry : Enteric Fermentation : Cattle |
♦ Activity: Livestock population - Steer feedlot
♦ Greenhouse gas: Methane ( CH4 )
► Year 2020 —
● Greenhouse gas emission estimate —
● Activity level used in calculations —
Activity: |
Livestock population = 287,478 head of Steer feedlot |
Basis: |
Model |
Calculation: |
Cattle life cycle model |
Reference: |
USEPA (2013). Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2011 U.S. Environmental Protection Agency. Annex 3.10: Methodology for Estimating CH4 Emissions from Enteric Fermentation. https://www.epa.gov/sites/production/files/2015-12/documents/us-ghg-inventory-2013-annexes.pdf |
Reference: |
DATA NOT AVAILABLE - Value for this year is assumed to be equal to that of the previous year. |
● Parameters and Constants used in calculations —
● Greenhouse gas emitted per unit activity (derived from values listed above) —
Amount: |
39,902 g (i.e. 39.9 kg) of CH4 per head of Steer feedlot 997,554 g (i.e. 997.55 kg) of CO2eq. per head of Steer feedlot |