Ermias Kebreab

Ermias Kebreab is a professor and Sesnon Endowed Chair and associate dean for global engagement in the College of Agricultural and Environmental Sciences, as well as director of the World Food Center at UC – Davis.

Associate Dean of the College of Agriculture and Environmental Sciences / University of California – Davis

The impact of feed additives on enteric methane emissions

Pressure continues to increase for the livestock industry to reduce emissions. Several formulations are now on the market to help producers achieve that goal while maintaining – and even improving – feed efficiency, with more on the way.

October 24, 2022

Ermias Kebreab

In the U.S., agricultural greenhouse gas emissions were about 9.9% of the nation’s total emissions according to the 2022 report by the EPA. Methane emissions from enteric fermentation and manure management represent 26.9% and 9.2%, respectively, of total methane emissions from anthropogenic activities in the nation.

More is less: Adding feed supplements can take away methane emissions

May 24, 2021

Frank Mitloehner and Ermias Kebreab

When it comes to animal agriculture, one of the most exciting – and important – areas of research pertains to dietary supplements with the potential of reducing methane emissions.