La Troienne Stakes in 2007, Louisville Stakes in 2008 and Louisville Distaff Stakes in 2009. In 2010 the race was renamed after the famous broodmare La Troienne. La Troienne Stakes The La Troienne Stakes is a Grade I American Thoroughbred horse race for fillies and mares, age four and older, over a distance of miles held at Churchill Downs in Louisville, Kentucky. It is on the same day as the Kentucky Oaks, on the day before the Kentucky Derby (which is held on the first Saturday in May) . The current purse is $300,000. This race was upgraded to a Grade I for
American Quarter Horse from 220 to 870 yards. Thus, they have long legs and are leaner than their stock type counterparts, but are still characterized by muscular hindquarters and powerful legs. Quarter Horses race primarily against other Quarter Horses, and their sprinting ability has earned them the nickname, "the world's fastest athlete." The show hunter type is slimmer, even more closely resembling a Thoroughbred, usually reflecting a higher percentage of appendix breeding. They are shown in hunter/jumper classes at both breed shows and in open USEF-rated horse show competition. There are several genetic diseases of concern to Quarter Horse breeders: American Quarter Horse