Ontario-Sired Thoroughbred Bonus Cut
… 2016 season. The letter from Steve Lym, WEG's Director of Racing on the thoroughbred side, … (OS) purse bonus of 40% in all open races was introduced (except for horses that have … on 2013 results. The purse bonus paid was $3.6 million in 2014 and $4.4 million in 2015. …