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US Distribution of Active Stallions and Mares Bred
For the year: 2012
State by
Ranking
Mares
Bred
Stallions Avg.
Book
Kentucky15,61225960.3
Florida3,21515420.9
California2,50420212.4
Louisiana2,36420611.5
New York1,6676724.9

New Mexico1,1811478.0
Oklahoma1,1561597.3
Pennsylvania1,1459512.1
Texas1,0851766.2
Indiana1,0069510.6

West Virginia7126610.8
Maryland5833118.8
Washington4104010.3
Arkansas403468.8
Illinois339625.5

Iowa243288.7
Arizona218356.2
Ohio179424.3
Minnesota175315.6
Colorado166325.2

Idaho146324.6
Oregon143187.9
New Jersey117235.1
Michigan98303.3
North Dakota88155.9

South Dakota88108.8
Nebraska85223.9
Alabama75184.2
Montana71203.6
South Carolina66193.5

Kansas63203.2
Virginia57311.8
Tennessee55134.2
Utah55173.2
Massachusetts47104.7

Missouri30132.3
North Carolina2254.4
Mississippi1772.4
Georgia1491.6
Wisconsin1252.4

Wyoming641.5
Hawaii212.0
Nevada212.0

Total35,7222,31615.4

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

Source: The Jockey Club