The Jockey Club has reported that 3,130 stallions covered 49,404 mares in North America during 2009, according to statistics compiled through Sept. 8. These matings have resulted in 27,233 live foals of 2010 being reported to The Jockey Club on Live Foal Reports received as of Sept. 8.

As in past years, The Jockey Club estimates that the reporting of live foals, at this point in time, is approximately 90% complete. The reporting of live foals of 2010 is down 14.2% from last year at this time when The Jockey Club had received reports for 31,727 live foals of 2009.

Medaglia d'Oro, sire of 2009 Horse of the Year and champion 3-year-old filly Rachel Alexandra, is the leader by live foals this year, with 163. He was bred to 205 mares, thus 75% of them produced live foals.

Medaglia d'Oro began the 2009 breeding season at Audrey Haisfield's Stonewall Farm Stallions near Midway, Ky. Later in the breeding season, the son of El Prado was purchased by Sheikh Mohammed's Darley and relocated to that Lexington nursery. Medaglia d’Oro stood this year at Darley