| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| CLYNESMITH BELLE - HSH | Mare | GREY | 22349 | Stud Book | Deceased | |
| CLYPSO RAY DEE - HSH | Gelding | BAY | 64404 | 15/02/1979 | Stud Book | Not Eligible |
| CLYTIE | Mare | CHESTNUT | 36904 | Stud Book | Not Eligible | |
| CO BAH | Mare | BROWN | 62002 | 01/05/1970 | Stud Book | Deceased |
| CO CO LASS - HSH | Mare | DUN | 194353 | 06/11/2000 | Stud Book | Not Eligible |
| CO STAR | Stallion | CHESTNUT | F10554 | 15/09/1977 | Foal Recorded | Not Eligible |
| COACHMAN - HSH | Gelding | CHESTNUT | 156485 | 07/09/1990 | Stud Book | Not Eligible |
| COACHWOOD | Mare | BROWN | 6989 | Stud Book | Deceased | |
| COACHWOOD SWEET MELODY | Mare | CHESTNUT | 41716 | 01/10/1973 | Stud Book | Not Eligible |
| COACHWOOD SWEET TALKER | Mare | CHESTNUT | F30326 | 11/11/1981 | Foal Recorded | Not Eligible |
| COAL | Mare | BAY | F12422 | 26/11/1977 | Foal Recorded | Not Eligible |
| COAL CREEK CALOOLA | Mare | CHESTNUT | F22280 | 26/09/1979 | Foal Recorded | Not Eligible |
| COAL CREEK CELESTE | Mare | BROWN | F14179 | 09/11/1977 | Foal Recorded | Not Eligible |
| COAL CREEK CFOR | Stallion | BLACK | F28411 | 12/12/1980 | Foal Recorded | Not Eligible |
| COAL CREEK CLODAGH | Mare | BROWN | 31702 | 05/12/1972 | Stud Book | Not Eligible |
| COAL CREEK CONQUEST | Mare | BROWN | 17379 | 07/07/1965 | Stud Book | Deceased |
| COAL CREEK COUNTESS | Mare | BAY | 31703 | 01/01/1971 | Stud Book | Deceased |
| COAL CREEK HURRAH | Mare | CHESTNUT | 17378 | Stud Book | Deceased | |
| COAL CREEK IRIS | Mare | CHESTNUT | 17377 | Stud Book | Deceased | |
| COAL CREEK NANDINA | Mare | CHESTNUT | F14177 | 19/10/1977 | Foal Recorded | Not Eligible |
| COAL CREEK NINA | Mare | BAY | 36204 | 02/10/1972 | Stud Book | Not Eligible |
| COAL CREEK NONSENCE | Mare | CHESTNUT | F23288 | 18/12/1979 | Foal Recorded | Not Eligible |
| COAL CREEK RADAR | Stallion | CHESTNUT | F22279 | 29/09/1979 | Foal Recorded | Not Eligible |
| COAL CREEK ROCKET | Gelding | CHESTNUT | F14176 | 05/10/1977 | Foal Recorded | Not Eligible |
| COAL CREEK ROSETTE | Mare | CHESTNUT | 36205 | 01/01/1972 | Stud Book | Deceased |
| COAL CREEK RUTH | Mare | BROWN | 17380 | 20/07/1968 | Stud Book | Deceased |
| COAL CREEK SAFARI | Stallion | CHESTNUT | F14178 | 01/11/1977 | Foal Recorded | Not Eligible |
| COAL CREEK SHAMROCK | Stallion | CHESTNUT | F23290 | 30/09/1979 | Foal Recorded | Not Eligible |
| COAL CREEK VALETTA | Mare | CHESTNUT | F14181 | 29/12/1977 | Foal Recorded | Not Eligible |
| COAL CREEK VICOUNT | Stallion | CHESTNUT | F23289 | 29/10/1979 | Foal Recorded | Not Eligible |
| COAL CREEK WIGTAN - HSH | Gelding | CHESTNUT | F6535 | 06/01/1977 | Foal Recorded | Not Eligible |
| COAL CREEK WOBBLE - HSH | Mare | CHESTNUT | F14180 | 15/01/1978 | Foal Recorded | Not Eligible |
| COAL MINERS DAUGHTER | Mare | BAY | 80070 | 11/12/1990 | Stud Book | Deceased |
| COAL MINERS MAGNUM | Gelding | BAY | C2-270883 | 03/11/2020 | Second Cross | Not Eligible |
| COAL MINERS ROMANCE | Mare | BLACK | 260611 | 23/09/2010 | Stud Book | Eligible |
| COAL RIVER PRIDE - HSH | Stallion | BAY | 122210 | 25/01/1993 | Stud Book | Not Eligible |
| COAL STREAM - HSH | Mare | BROWN | 73349 | 02/10/1984 | Stud Book | Deceased |
| COAL WAGON | Stallion | BLACK | C1-140010 | 13/09/1993 | First Cross | Not Eligible |
| COALARA - HSH | Stallion | BROWN | F40073 | 30/10/1984 | Foal Recorded | Not Eligible |
| COALDALE CRUZ | Gelding | BAY | C1-229544 | 09/11/2008 | First Cross | Not Eligible |
| COALFIRE HAVA GUESS | Mare | BAY | 171534 | 22/11/1991 | Stud Book | Not Eligible |
| COALIE | Mare | BAY | 27320 | Stud Book | Not Eligible | |
| COALS OF A CONMAN | Mare | CHESTNUT/ROAN | C1-265424 | 18/10/2023 | First Cross | Eligible |
| COALS TOP SECRET | Gelding | BLACK | 264316 | 04/09/2022 | Stud Book | Not Eligible |
| COALVILLE | Mare | CHESTNUT | 9052 | Stud Book | Deceased | |
| COANDA PANDORA | Mare | BROWN | 36517 | 01/11/1967 | Stud Book | Deceased |
| COBALT LAD | Gelding | GREY | 60146 | 26/11/1976 | Stud Book | Not Eligible |
| COBALT MOON | Gelding | GREY | R-255286 | 25/10/2019 | Base Registry | Eligible |
| COBALTS PLEA - HSH | Mare | BROWN | 45695 | 14/10/1974 | Stud Book | Deceased |
| COBAN CARMELITA | Mare | CHESTNUT/PIED | 49570 | Stud Book | Not Eligible | |
| COBANA LASS | Mare | BAY | 7629 | Stud Book | Deceased | |
| COBANGO BLUEGUM | Mare | GREY | 64868 | 12/11/1979 | Stud Book | Not Eligible |
| COBANGO JUST JOLLY | Mare | BAY/BROWN | 64869 | 01/01/1966 | Stud Book | Deceased |
| COBANGO MURTLE | Mare | BROWN | 52326 | Stud Book | Deceased | |
| COBANGO SWAGGIE | Mare | BAY | 69731 | 21/01/1981 | Stud Book | Not Eligible |
| COBAR COPPER BLUE | Mare | GREY | 138081 | 10/10/1996 | Stud Book | Not Eligible |
| COBAR JACK | Gelding | GREY | 60776 | 01/08/1975 | Stud Book | Not Eligible |
| COBAR JAPARA | Gelding | CHESTNUT | 80586 | 26/11/1993 | Stud Book | Eligible |
| COBARGO CLAYMAN | Gelding | CHESTNUT | 61708 | 01/08/1971 | Stud Book | Deceased |
| COBARK BLUE | Mare | GREY | C1-194263 | 18/11/1999 | First Cross | Not Eligible |
| COBARK RIVER COCHISE - HSH | Stallion | CHESTNUT | 141134 | 02/11/1996 | Stud Book | Not Eligible |
| COBARK RIVER FERGIE | Mare | BAY | 103293 | 04/09/1986 | Stud Book | Deceased |
| COBARK RIVER LETS ELOPE - HSH | Mare | CHESTNUT | 134207 | 02/11/1991 | Stud Book | Not Eligible |
| COBARK RIVER MOUSE | Mare | BAY | 71310 | 07/12/1980 | Stud Book | Deceased |
| COBARK RIVER PIXIE - HSH | Mare | BROWN | 112042 | 19/09/1991 | Stud Book | Not Eligible |
| COBARK RIVER RIMFIRE | Stallion | BAY | F23470 | 24/09/1979 | Foal Recorded | Deceased |
| COBARK RIVER RINGO | Gelding | BROWN | 45532 | 12/12/1975 | Stud Book | Not Eligible |
| COBARK RIVER RIOT | Mare | BROWN | C1-266947 | 21/10/2020 | First Cross | Not Eligible |
| COBARK RIVER THE GAMBLER - HSH | Stallion | BROWN/BLACK | 103294 | 12/01/1985 | Stud Book | Deceased |
| COBARK RIVER WIND IN HIS HAIR - HSH | Stallion | BROWN | 158955 | 04/09/2002 | Stud Book | Not Eligible |
| COBBADAH ANGELIQUE | Mare | BAY | 7844 | Stud Book | Deceased | |
| COBBADAH BEAUMONT | Gelding | CHESTNUT | 63316 | 01/10/1972 | Stud Book | Not Eligible |
| COBBADAH CHINKY | Mare | BLACK | 31457 | 01/09/1973 | Stud Book | Not Eligible |
| COBBADAH CONNOR - HSH | Gelding | BAY | 236916 | 06/11/2012 | Stud Book | Eligible |
| COBBADAH CONTESSA - HSH | Mare | BAY | 248076 | 30/12/2017 | Stud Book | Not Eligible |
| COBBADAH FIANO | Mare | BAY | 7843 | Stud Book | Deceased | |
| COBBADAH FLAME | Mare | GREY | 7842 | Stud Book | Deceased | |
| COBBADAH KATE - HSH | Mare | BROWN/BLACK | C2-236915 | 26/08/2005 | Second Cross | Not Eligible |
| COBBADAH KITTY | Mare | BAY | 31456 | 01/02/1974 | Stud Book | Not Eligible |
| COBBADAH LAQUITOY | Mare | BAY | 7845 | Stud Book | Deceased | |
| COBBER | Mare | CHESTNUT | 3758 | Stud Book | Deceased | |
| COBBER BILLA | Stallion | CHESTNUT | 2111 | 01/01/1969 | Stud Book | Deceased |
| COBBER BOY | Gelding | GREY | 33940 | 08/08/1967 | Stud Book | Deceased |
| COBBER DORO | Stallion | CHESTNUT | 53870 | 08/10/1974 | Stud Book | Not Eligible |
| COBBER GLEN ABDUL - HSH | Stallion | BROWN | 127184 | 21/11/1994 | Stud Book | Not Eligible |
| COBBINS BEETSON - HSH | Gelding | BROWN | 262421 | 03/08/2019 | Stud Book | Eligible |
| COBBINS BELLA - HSH | Mare | BAY | 190741 | 23/09/2008 | Stud Book | Eligible |
| COBBINS DADDYS IMAGE | Mare | BAY | C1-246245 | 24/08/2015 | First Cross | Eligible |
| COBBINS DAN | Gelding | BAY | 170036 | 08/10/2003 | Stud Book | Not Eligible |
| COBBINS IMAGIN | Mare | BROWN | 189181 | 02/10/2004 | Stud Book | Eligible |
| COBBINS KAHLUA - HSH | Mare | ROAN | 190740 | 10/09/2007 | Stud Book | Not Eligible |
| COBBINS MAVERICK | Gelding | BROWN | 190739 | 16/09/2008 | Stud Book | Not Eligible |
| COBBINS MISSY | Mare | BAY | 190738 | 27/09/2006 | Stud Book | Not Eligible |
| COBBINS PRECIOUS - HSH | Mare | BROWN | 151326 | 05/09/2002 | Stud Book | Not Eligible |
| COBBINS REBA | Mare | BROWN | 248476 | 15/10/2017 | Stud Book | Not Eligible |
| COBBINS TEQUILLA | Mare | BAY | 189182 | 06/10/2004 | Stud Book | Not Eligible |
| COBBITTYPARK MR EXCLUSIVE - HSH | Stallion | BAY | 270882 | 13/09/2022 | Stud Book | Eligible |
| COBBITTYPARK OAKS CRUISIN - HSH | Gelding | CHESTNUT | 258139 | 04/09/2015 | Stud Book | Not Eligible |
| COBBLEGULLY ROCKSTAR | Gelding | CHESTNUT | 188026 | 11/09/2006 | Stud Book | Not Eligible |
| COBBLER | Gelding | BAY | 20442 | Stud Book | Deceased |