Draft:Cobb 500

The Cobb 500 is a fast-growing broiler chicken breed. They make up around half of all globally farmed chickens as of 2016. The Cobb 500 is controversial due their health problems. Animal rights and animal welfare groups such as the have called for the industry to stop the use of the Cobb 500.

History
The overall Cobb linage starts from the USDA's Chicken of Tomorrow contest in the 1940s. The Cobb line saw its initial development in the 1970s in England by Cobb-Vantress The Cobb 500 was introduced into the United States in 1985. In response, the US producer Tyson Foods acquired a 50% stake in Cobb-Vantress in 1986. Today they now have full ownership of the company.