Growth, efficiency, and yield of commercial broilers from 1957, 1978, and 2005

M.J. Zuidhof, B.L. Schneider, V.L. Carney, D.R. Korver and F.E. Robinson Date of publication: 19/08/2014


A short written journal text extract that highlights the dramatically increasing size of broiler chickens by comparing bird size in 1957, 1977 and 2005. The increasing size is due to intentional genetic selection by the industry.