World Wide Sires, Ltd. is the world's leading cattle genetics marketing organization representing the majority of the U.S. Artificial Insemination Cooperatives. In an atmosphere of trust and cooperation, World Wide Sires brings together suppliers and customers to promote efficient global livestock production.

	August 2010 Proof Data Please click here to see which reports are available.
	January 2010 Holstein Catalog View The World Wide Sires January 2010 Holstein Catalog
	Genomics Video View the WWS Genomics Video