Ermias Kebreab, Ph.D.

Ermias Kebreab, Ph.D.

Sesnon Endowed Chair in Sustainable Animal Agriculture
Deputy Director, Agricultural Sustainability Institute

Phone: 530 752 5907 Fax: (530) 752-0175


  • B.S., Biology, University of Asmara, Eritrea, 1987
  • M.S., Integrative biology, University of Reading, UK, 1991
  • Ph.D., Ecological modeling, University of Reading, UK, 1998

Research Interests

  • Whole system approach to quantifying greenhouse gas emissions in agriculture. Mathematical modeling and mitigation of emissions from animals, manure and soil.
  • Development of energy and nutrient utilization/requirement models in cattle, swine and poultry
  • Sustainable agriculture, in particular animal production in relation to environmental sustainability.

Graduate Groups

Affiliation Agricultural Sustainability Institute