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United States Department of Agriculture

Agricultural Research Service

Research Project: Sustainable Egg Supply in Alternative Housing Systems for Laying Hens

Location: Egg Safety and Quality

Project Number: 6040-32420-001-03
Project Type: Reimbursable

Start Date: Nov 01, 2010
End Date: Oct 01, 2015

To evaluate three commercial laying hen housing systems in terms of bird welfare, environmental impact, and food safety.

Three 50,000 laying hen housing complexes will be constructed by Cargill - traditional caged, furnished cage, and aviary style. After the facilities are populated, evaluations of the welfare, environmental impact, and egg microbiology will be conducted. Aerobic microorganisms, Enterobacteriaceae, Salmonella, and Campylobacter populations will be enumerated or isolated from housing and processing environments, as well as, eggs.

Last Modified: 10/7/2015
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