| Number of Mares Reported Bred to Thoroughbred Stallions in 2021 | |||||
| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z | |||||
| Stallion | Mares Bred | State | |||
| Cahill Report | 1 | CA | |||
| Cairo Prince | 90 | KY | |||
| Cajun Breeze | 57 | FL | |||
| Cal Nation | 12 | WV | |||
| Calculator | 17 | IN | |||
| Caleb's Posse | 24 | OK | |||
| Calibrachoa | 5 | LA | |||
| Call Kristian | 2 | PR | |||
| Call Me George | 7 | LA | |||
| Callide Valley | 1 | OH | |||
| Cambre | 4 | OH | |||
| Candy Ride (ARG) | 118 | KY | |||
| Candygram | 31 | WV | |||
| Candysnmoney | 3 | PR | |||
| Cape Canaveral | 2 | AB | |||
| Capital Account | 21 | CA | |||
| Capitol Guy | 1 | NM | |||
| Capo Bastone | 14 | WV | |||
| Car Talk (IRE) | 4 | AB | |||
| Caracaro | 76 | KY | |||
| Caravaggio | 178 | KY | |||
| Carpe Diem | 11 | KY | |||
| Caspian | 5 | NE | |||
| Casual Al | 3 | TX | |||
| Cat Burglar | 11 | CA | |||
| Catalina Cruiser | 85 | KY | |||
| Catalina Red | 22 | LA | |||
| Catholic Boy | 78 | KY | |||
| Central Banker | 98 | NY | |||
| Champ Pegasus | 1 | CA | |||
| Charming Kitten | 31 | IN | |||
| Chips All In | 3 | WY | |||
| Chitoz | 1 | OK | |||
| Chitu | 10 | FL | |||
| Chosen Deputy | 1 | IL | |||
| Cinco Charlie | 50 | KY | |||
| Circumference (IRE) | 18 | CA | |||
| Citidellino | 1 | MT | |||
| City of Light | 148 | KY | |||
| City Wolf | 8 | CA | |||
| Class Warfare | 2 | TX | |||
| Classic Empire | 95 | KY | |||
| Clearly Now | 41 | LA | |||
| Clever Declan | 2 | MT | |||
| Closing Argument | 6 | LA | |||
| Cloud Computing | 113 | KY | |||
| Clubhouse Ride | 84 | CA | |||
| Coach Billy G. | 3 | PR | |||
| Coach Bob | 3 | CA | |||
| Coal Front | 60 | KY | |||
| Coast Guard | 10 | WA | |||
| Coastline | 2 | CA | |||
| Cocked and Loaded | 2 | OK | |||
| Code West | 45 | OK | |||
| Codes Diamond | 5 | AR | |||
| Codigo Red | 1 | OK | |||
| Coil | 2 | AR | |||
| Coils Gold | 1 | NM | |||
| Coin Flip | 3 | KS | |||
| Collected | 103 | KY | |||
| Coltimus Prime | 1 | AB | |||
| Comfort | 23 | NM | |||
| Command Post | 3 | PA | |||
| Competitive Edge | 57 | TX | |||
| Complexity | 158 | KY | |||
| Congrats | 13 | KY | |||
| Connect | 93 | KY | |||
| Conquest Farenheit | 14 | CA | |||
| Conquest Mo Money | 15 | NM | |||
| Console | 36 | PR | |||
| Conspiracy | 13 | PR | |||
| Constitution | 188 | KY | |||
| Conveyance | 25 | WA | |||
| Copper Bullet | 25 | KY | |||
| Corfu | 18 | OH | |||
| Coronet of a Baron | 1 | PA | |||
| Costa Rising | 6 | LA | |||
| Count Alexander | 19 | LA | |||
| Counterforce | 13 | BC | |||
| Country Be Gold | 5 | IL | |||
| Country Day | 35 | LA | |||
| Country House | 58 | KY | |||
| County Ruckus | 1 | AB | |||
| Courageous Cat | 5 | NY | |||
| Court Vision | 25 | NE | |||
| Cowtown Cat | 15 | OH | |||
| Crash Course | 4 | OK | |||
| Creative Cause | 30 | KY | |||
| Cross Traffic | 40 | KY | |||
| Crossbow | 6 | TX | |||
| Crown of Thorns | 3 | PA | |||
| Csaba | 13 | IN | |||
| Cupid | 77 | KY | |||
| Curioso | 5 | PR | |||
| Curlin | 127 | KY | |||
| Curlin to Mischief | 22 | CA | |||
| Curlin's Honor | 68 | FL | |||
| Curlin's On Fire | 2 | TX | |||
| Curlinator | 2 | TX | |||
| Custom for Carlos | 29 | LA | |||
| Cutting Humor | 35 | AR | |||
| Cyber Secret | 7 | AR | |||
| Cyclotron | 2 | CA | |||