A World-Leading Business. Pioneering animal genetic improvement to help nourish the world. Genus is a world leader in applying science to animal breeding creating advances through biotechnology and selling added value products for livestock farming and food producers. Genus ABS - Genus's bovine business, is the largest cattle breeding business in the world. Genus ABS operates wholly owned bovine businesses in thirteen countries worldwide and also has representatives in around 60 other countries. More than 190 world leading beef and dairy animals of the main commercial breeds are in production in our studs. The breeding selection programme tests approximately 400 dairy bulls per year in a rolling five year programme which includes creating and measuring the output of 40,000 daughters.