American Bucking Bull, Inc. (ABBI) is the official registry for the bucking bull industry. We have over 80,000 animals registered. We also have Classic and Futurity events, produced in conjunction with the Professional Bull Riders, Inc. (PBR) across the United States. ABBI payouts for these events in 2008 was over $1,792,929.00. Our breeders are also looking for recipient cows for their IVF programs.