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§ 98.363 Calculating GHG emissions.
(a) For all manure management system components listed in 98.360(b) except digesters, estimate the annual CH4 emissions and sum for all the components to obtain total emissions from the manure management system for all animal types using Equation JJ-1.
![er30oc09.138.gif](/sites/default/files/inline-images/er30oc09.138.gif)
Where:
![er30oc09.139.gif](/sites/default/files/inline-images/er30oc09.139.gif)
Where:
(1) Average annual animal populations for static populations (e.g., dairy cows, breeding swine, layers) must be estimated by performing an animal inventory or review of facility records once each reporting year.