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US Distribution of Active Stallions and Mares Bred
For the year: 2014
State by
Ranking
Mares
Bred
Stallions Avg.
Book
Kentucky17,13426764.2
Florida3,02415819.1
California2,61217115.3
Louisiana1,88216511.4
New York1,6747023.9

New Mexico1,0191218.4
Texas9761606.1
Oklahoma9601178.2
Pennsylvania9077811.6
Maryland7783919.9

West Virginia7355812.7
Indiana587738.0
Arkansas368428.8
Ohio319506.4
Illinois314466.8

Washington303378.2
Minnesota205267.9
Colorado188345.5
Iowa162227.4
Oregon156207.8

Arizona141255.6
Nebraska136216.5
Idaho127274.7
North Dakota114196.0
Michigan109225.0

South Dakota80810.0
South Carolina77155.1
New Jersey67173.9
Alabama61222.8
Montana57202.9

Virginia45232.0
Tennessee38113.5
Kansas3575.0
Massachusetts2382.9
Utah23102.3

Missouri2182.6
Wisconsin1944.8
North Carolina1844.5
Wyoming1744.3
Mississippi1543.8

Nevada331.0
Delaware111.0
Georgia111.0

Total35,5312,03817.4

States ranked by number of mares bred. Mares bred to two stallions in the same breeding season are counted twice.

Source: The Jockey Club