The Jockey Club reported Oct. 21 that 1,099 stallions covered 27,180 mares in North America during 2024, according to statistics compiled through Oct. 13. These breedings have resulted in 17,103 live foals of 2025 being reported to The Jockey Club on Live Foal Reports.
The Jockey Club estimates that the number of live foals reported so far is 85%-90% complete. The reporting of live foals of 2025 is down 3.4% from this point in time a year ago, when The Jockey Club had received reports for 17,700 live foals of 2024.
In addition to the 17,103 live foals of 2025 reported through Oct. 13, The Jockey Club also received 1,887 No Foal Reports for the 2025 foaling season. Ultimately, the 2025 registered foal crop is projected to reach 17,300.
The number of 2024 stallions is down 6.9% from the 1,181 reported for 2023 at this time last year, while the number of mares bred in 2024 declined 3.3% from the 28,104 reported for 2023.
The 2025 breeding statistics are available alphabetically by stallion name through the online Fact Book on The Jockey Club website at jockeyclub.com.
Kentucky annually leads all states and provinces in terms of Thoroughbred breeding activity. Kentucky-based stallions accounted for 61.4% of the mares reported bred in North America in 2024 and 66% of the live foals reported for 2025.
The 16,686 mares reported bred to 204 Kentucky stallions in 2024 have produced 11,288 live foals, a 2.7% decrease on the 11,605 Kentucky-sired live foals of 2024 reported at this time last year. The number of mares reported bred to Kentucky stallions in 2024 decreased 2.2% compared to the 17,056 reported for 2023 at this time last year.
The following table shows those 10 states and provinces with the most mares covered in 2024, sorted by number of state/province-sired live foals of 2025 reported through Oct. 13.
| 2024 Mares Bred | 2024 Live Foals | 2025 Live Foals | % Change in Live Foals | |
| Kentucky | 16,686 | 11,605 | 11,288 | -2.7% |
| California | 1,507 | 1,046 | 980 | -6.3% |
| New York | 1,185 | 672 | 704 | 4.8% |
| Florida | 1,330 | 782 | 700 | -10.5% |
| Louisiana | 932 | 525 | 523 | -0.4% |
| Ontario | 560 | 316 | 315 | -0.3% |
| Maryland | 499 | 344 | 302 | -12.2% |
| New Mexico | 446 | 237 | 239 | 0.8% |
| Pennsylvania | 440 | 222 | 212 | -4.5% |
| Indiana | 404 | 178 | 174 | -2.2% |
The statistics include 272 progeny, 45 more than in 2023, of stallions standing in North America but foaled abroad, as reported by foreign stud book authorities at the time of publication.
| Country | Live Foals |
| Argentina | 6 |
| Australia | 16 |
| Dominican Republic | 3 |
| France | 13 |
| Great Britain | 11 |
| Germany | 1 |
| India | 4 |
| Ireland | 13 |
| Jamaica | 2 |
| Japan | 45 |
| Kazakhstan | 1 |
| Kingdom of Saudi Arabia | 57 |
| Mexico | 12 |
| New Zealand | 2 |
| Panama | 3 |
| Peru | 2 |
| Philippines | 35 |
| Republic of Korea | 40 |
| Uruguay | 4 |
| Venezuela | 2 |
The report also includes 66 mares bred to 20 stallions in North America on Southern Hemisphere time; the majority of these mares have not foaled. In 2023, there were 66 mares bred to 24 stallions in North America on Southern Hemisphere time.
This press release has been edited for content and style by BloodHorse Staff.
