Layer Ammonia Emissions Tool. The tool includes producer editable fields that allow for input of housing type, inventory and other variables for a specific farm set-up. NOTE: Cage-free floor system barns with no manure removal system should use the high-rise housing system fields to calculate the emissions.  

The latest tool should always be used to ensure most accurate estimation. The tool version is indicated at the lower right-hand corner of the document. Future version modifications will be updated here in the research library as needed.

Update History:

Last updated January 8, 2018.