| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| CIRCUMFERENCE | Mare | BROWN | 34852 | 01/01/1968 | Stud Book | Deceased |
| CIRCUIT FLIGHT | Mare | BAY | BP-78597 | 29/10/1995 | Breeding Purposes Only - Stud Book | Not Eligible |
| CIRCUIT DAME | Mare | BROWN | 20651 | Stud Book | Deceased | |
| CIRCUIT | Gelding | GREY | 31921 | 24/12/1969 | Stud Book | Deceased |
| CIRCLUNA | Mare | GREY | 20002 | 01/08/1967 | Stud Book | Deceased |
| CIRCLEY STYLE - HSH | Mare | BAY | 196597 | 24/12/2008 | Stud Book | Not Eligible |
| CIRCLEY SPEED - HSH | Gelding | BAY | 187222 | 15/12/2006 | Stud Book | Not Eligible |
| CIRCLEY SHOT - HSH | Gelding | BAY | 187221 | 22/10/2004 | Stud Book | Not Eligible |
| CIRCLEY ROOKIE - HSH | Gelding | BROWN/BLACK | 190283 | 15/10/2008 | Stud Book | Eligible |
| CIRCLEY RIPPELEA - HSH | Mare | BROWN/BLACK | 174001 | 14/12/2003 | Stud Book | Not Eligible |
| CIRCLEY RIOTT - HSH | Gelding | BROWN/BLACK | 196596 | 15/12/2010 | Stud Book | Not Eligible |
| CIRCLEY REBA - HSH | Mare | BROWN/BLACK | 187223 | 07/02/2006 | Stud Book | Eligible |
| CIRCLEY QUE - HSH | Stallion | BLACK | 252028 | 13/09/2018 | Stud Book | Eligible |
| CIRCLEY PIXEL - HSH | Gelding | BAY | 248101 | 17/12/2016 | Stud Book | Eligible |
| CIRCLEY NIGHT MOVES - HSH | Gelding | BROWN/BLACK | 241457 | 30/09/2013 | Stud Book | Not Eligible |
| CIRCLEY MYSTIQUE - HSH | Mare | BROWN/BLACK | 196595 | 13/09/2010 | Stud Book | Eligible |
| CIRCLEY MURDOCH - HSH | Gelding | BROWN/BLACK | 248100 | 31/10/2014 | Stud Book | Eligible |
| CIRCLEY MILLENIUM - HSH | Mare | BAY | 248099 | 02/11/2015 | Stud Book | Eligible |
| CIRCLEY FOCUS - HSH | Gelding | CHESTNUT | 241456 | 06/02/2014 | Stud Book | Eligible |
| CIRCLEY FLING - HSH | Mare | BAY | 240613 | 13/03/2013 | Stud Book | Eligible |
| CIRCLEY FIRST - HSH | Gelding | BAY/BROWN | 248098 | 04/11/2014 | Stud Book | Not Eligible |
| CIRCLEY FINNESSE - HSH | Mare | CHESTNUT | 248097 | 03/11/2015 | Stud Book | Eligible |
| CIRCLEY FILHARMONIC - HSH | Mare | BROWN | 172981 | 05/09/2003 | Stud Book | Deceased |
| CIRCLEY FEVA - HSH | Mare | BAY | 196594 | 01/02/2011 | Stud Book | Not Eligible |
| CIRCLEY FELT - HSH | Mare | BROWN/BLACK | 248096 | 04/10/2016 | Stud Book | Not Eligible |
| CIRCLEY FANCY - HSH | Mare | BAY | 240612 | 29/10/2011 | Stud Book | Eligible |
| CIRCLEY FAITH - HSH | Mare | CHESTNUT | 240611 | 08/10/2012 | Stud Book | Not Eligible |
| CIRCLEY CARNIVALE - HSH | Mare | CHESTNUT | 240610 | 04/03/2014 | Stud Book | Eligible |
| CIRCLEY CARMAH - HSH | Mare | CHESTNUT | 248095 | 30/11/2015 | Stud Book | Eligible |
| CIRCLEY CAPONE | Gelding | BROWN/BLACK | C1-253194 | 01/12/2016 | First Cross | Eligible |
| CIRCLEY CABOOSE - HSH | Stallion | BAY | 251207 | 28/11/2014 | Stud Book | Not Eligible |
| CIRCLEY BARONESS - HSH | Mare | BROWN | 190001 | 16/11/2008 | Stud Book | Not Eligible |
| CIRCLETEE WA | Gelding | BAY | 231214 | 05/11/2012 | Stud Book | Deceased |
| CIRCLETEE TILLY | Mare | CHESTNUT | C1-240823 | 02/04/2013 | First Cross | Eligible |
| CIRCLETEE SLIDE ON | Gelding | PALOMINO | 188486 | 28/11/2008 | Stud Book | Eligible |
| CIRCLETEE RHYME | Mare | BUCKSKIN | 194398 | 20/08/2010 | Stud Book | Eligible |
| CIRCLEEIGHT MISS DREAMTIME | Mare | BAY | 258205 | 01/08/2016 | Stud Book | Not Eligible |
| CIRCLEEIGHT KAKADU | Mare | BROWN | 258207 | 03/08/2016 | Stud Book | Not Eligible |
| CIRCLEEIGHT EDDIE | Gelding | BUCKSKIN | 258206 | 06/08/2017 | Stud Book | Not Eligible |
| CIRCLEEIGHT CLASS OF ROSES | Mare | BROWN | 258204 | 01/08/2007 | Stud Book | Not Eligible |
| CIRCLEBAR YOGI MAN | Gelding | BAY | C1-260889 | 07/01/2018 | First Cross | Not Eligible |
| CIRCLEBAR TOP CON | Gelding | BAY | R-253543 | 05/01/2016 | Base Registry | Not Eligible |
| CIRCLEBAR TESLA | Mare | BAY | R-266225 | 25/10/2022 | Base Registry | Eligible |
| CIRCLEBAR ROULETTE | Gelding | BAY | C1-266226 | 22/11/2022 | First Cross | Not Eligible |
| CIRCLEBAR REDLINE | Gelding | BAY/ROAN | C1-272303 | 27/12/2024 | First Cross | Not Eligible |
| CIRCLEBAR MISCHIEF - HSH | Gelding | BROWN | 272301 | 06/12/2024 | Stud Book | Not Eligible |
| CIRCLEBAR DOUBLE CON | Mare | BROWN | R-253542 | 15/10/2016 | Base Registry | Eligible |
| CIRCLEBAR CONGO | Mare | BAY | C1-245363 | 10/10/2015 | First Cross | Eligible |
| CIRCLEBAR CHARM | Mare | BAY | C1-273880 | 28/11/2016 | First Cross | Eligible |
| CIRCLEBAR ATHENS | Gelding | BAY/BROWN | C1-244426 | 03/11/2015 | First Cross | Eligible |
| CIRCLEBAR APACHE CATT | Gelding | CHESTNUT | C1-256733 | 02/12/2019 | First Cross | Eligible |
| CIRCLEBAR AMARILLO | Mare | BAY | R-253541 | 15/10/2016 | Base Registry | Eligible |
| CIRCLEBAR ALMA | Mare | BROWN | B2-262972 | 05/10/2008 | Breeding Purposes Only - Second Cross | Not Eligible |
| CIRCLEBAR ADELAIDE | Mare | BAY/BROWN | C2-244425 | 20/11/2015 | Second Cross | Not Eligible |
| CIRCLE W TRICKQUAIR | Mare | CHESTNUT | 19301 | Stud Book | Deceased | |
| CIRCLE W SWEET BLUE | Mare | GREY | 19293 | Stud Book | Deceased | |
| CIRCLE W SUZIE WONG | Mare | CHESTNUT | 19303 | Stud Book | Deceased | |
| CIRCLE W SOLASTA | Mare | BROWN | 19295 | Stud Book | Not Eligible | |
| CIRCLE W RED ROSE | Mare | CHESTNUT | 19294 | Stud Book | Deceased | |
| CIRCLE W JUDY | Mare | BROWN | 19302 | Stud Book | Deceased | |
| CIRCLE W FLEET LADY | Mare | BROWN | 19300 | Stud Book | Deceased | |
| CIRCLE W DROPLET | Mare | CHESTNUT | 19297 | Stud Book | Deceased | |
| CIRCLE W CHAR | Mare | BAY | 19296 | Stud Book | Deceased | |
| CIRCLE W CARMEN | Mare | CHESTNUT | 19299 | Stud Book | Deceased | |
| CIRCLE W ARAKOOLA | Mare | BROWN | 19298 | 27/10/1968 | Stud Book | Deceased |
| CIRCLE VIEW BLUE CHARM | Mare | GREY | 53241 | 01/11/1972 | Stud Book | Not Eligible |
| CIRCLE S DRIFTER | Gelding | BROWN | 178856 | 20/10/2005 | Stud Book | Not Eligible |
| CIRCLE R WESTERN PLAY | Mare | TAFFY | 57095 | 12/09/1977 | Stud Book | Not Eligible |
| CIRCLE R TAMMY | Mare | CHESTNUT | 42033 | 01/08/1972 | Stud Book | Not Eligible |
| CIRCLE R OPAL | Mare | CHESTNUT | 57094 | 12/11/1976 | Stud Book | Not Eligible |
| CIRCLE R EBONY DENIM | Mare | BROWN/BLACK | C2-155010 | 28/09/2000 | Second Cross | Eligible |
| CIRCLE N TOPSY | Mare | CHESTNUT | 18976 | Stud Book | Deceased | |
| CIRCLE N PEGGY | Mare | CHESTNUT | 18975 | Stud Book | Deceased | |
| CIRCLE N MISS WARRIGAL | Mare | GREY | 18979 | Stud Book | Deceased | |
| CIRCLE N LLOYDS GIFT | Mare | CHESTNUT | 18974 | Stud Book | Deceased | |
| CIRCLE N GEM | Mare | GREY | 18977 | Stud Book | Deceased | |
| CIRCLE N FLARE | Mare | CHESTNUT | 18978 | Stud Book | Deceased | |
| CIRCLE K SYMPHONY | Mare | CHESTNUT | 18160 | 01/08/1965 | Stud Book | Deceased |
| CIRCLE K SWEET EDITION | Mare | BAY | F10850 | 05/09/1977 | Foal Recorded | Not Eligible |
| CIRCLE K SUNDANCE | Stallion | BAY | F31003 | 13/08/1981 | Foal Recorded | Not Eligible |
| CIRCLE J ROBERTSON | Gelding | CHESTNUT | 75716 | 01/01/1975 | Stud Book | Not Eligible |
| CIRCLE J MAGARRA | Mare | GREY | 67614 | 16/10/1979 | Stud Book | Deceased |
| CIRCLE J FROSTY | Mare | CHESTNUT | 19341 | 17/09/1971 | Stud Book | Deceased |
| CIRCLE J DAWN | Mare | CHESTNUT | 56717 | 01/11/1976 | Stud Book | Not Eligible |
| CIRCLE I WHISTLER | Mare | BROWN | 22757 | 01/08/1972 | Stud Book | Not Eligible |
| CIRCLE I SPIDER | Mare | BAY | 22755 | 01/08/1970 | Stud Book | Deceased |
| CIRCLE I LYNN | Mare | BROWN | 22603 | Stud Book | Deceased | |
| CIRCLE I DIAMOND | Mare | BROWN | 22756 | 01/08/1971 | Stud Book | Deceased |
| CIRCLE I CINDY | Mare | BROWN | 22604 | Stud Book | Deceased | |
| CIRCLE EAGLE BRILLIANT RAY | Mare | BROWN | 26448 | Stud Book | Not Eligible | |
| CIRCLE BRIDGE | Mare | CHESTNUT | 2022 | 01/10/1962 | Stud Book | Deceased |
| CIRCLE B DESTINATION - HSH | Stallion | BROWN/BLACK | 132321 | 19/09/1997 | Stud Book | Not Eligible |
| CIRCLE A KING YAMINI | Stallion | CHESTNUT | 41403 | 01/01/1970 | Stud Book | Deceased |
| CIRCKLE K | Stallion | BAY | F35126 | 12/11/1982 | Foal Recorded | Not Eligible |
| CIRCINGLE | Mare | CHESTNUT | 3988 | Stud Book | Deceased | |
| CIRCARROW MELODY - HSH | Mare | BAY | 252012 | 25/09/2017 | Stud Book | Not Eligible |
| CIRCARROW LYRICS - HSH | Mare | BAY | 197819 | 07/12/2011 | Stud Book | Not Eligible |
| CIRCARROW HARMONY - HSH | Mare | BAY | 230075 | 01/12/2012 | Stud Book | Not Eligible |
| CIPITH | Mare | BAY | 7385 | 01/04/1969 | Stud Book | Deceased |
| CINZORA | Mare | GREY | 71578 | 08/09/1976 | Stud Book | Not Eligible |