| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| THOMWORTH HANK | Gelding | CHESTNUT | C2-258584 | 21/11/2020 | Second Cross | Not Eligible |
| THONG DOWNS BLUEPRINT - HSH | Mare | BLACK/GREY | 167295 | 21/12/2002 | Stud Book | Not Eligible |
| THONG DOWNS LITTLE MISS VOGUE - HSH | Mare | BLACK/GREY | 172267 | 08/12/2004 | Stud Book | Deceased |
| THONG DOWNS ROMIE OKAY | Mare | PALOMINO | SM-161325 | 01/12/1998 | Special Merit - Stud Book | Eligible |
| THONGDOWNS DESTINY N DENIM | Gelding | BROWN/BLACK | C2-187335 | 13/01/2008 | Second Cross | Not Eligible |
| THONGDOWNS FALINA | Mare | PALOMINO | 187336 | 11/12/2006 | Stud Book | Eligible |
| THONGDOWNS FLY | Gelding | BROWN/GREY | 232270 | 03/09/2012 | Stud Book | Eligible |
| THONGDOWNS SQUITA | Gelding | BAY | 232271 | 18/10/2012 | Stud Book | Eligible |
| THONGDOWNS UBEAUT | Gelding | BLACK | C2-194756 | 08/11/2010 | Second Cross | Eligible |
| THOORUNA ANGIE | Mare | BROWN/PIED | F27699 | 14/02/1981 | Foal Recorded | Not Eligible |
| THOORUNA ARROW | Mare | BAY | 48748 | 01/11/1973 | Stud Book | Not Eligible |
| THOORUNA FANCY | Mare | CHESTNUT | 43160 | 29/08/1974 | Stud Book | Not Eligible |
| THOORUNA FLICKA | Mare | CHESTNUT | 58377 | 06/09/1977 | Stud Book | Not Eligible |
| THOORUNA GYPSY | Mare | CHESTNUT | 43068 | 01/01/1967 | Stud Book | Deceased |
| THOORUNA SHERRY | Mare | BROWN | 48970 | 21/02/1974 | Stud Book | Not Eligible |
| THOORUNA VENUS | Mare | GREY | 50554 | 01/10/1976 | Stud Book | Not Eligible |
| THORA | Mare | BAY | F37779 | 20/09/1983 | Foal Recorded | Not Eligible |
| THORION AURORA | Mare | BAY | C1-245907 | 30/08/2014 | First Cross | Not Eligible |
| THORLINDAH ALCHEMY | Mare | CHESTNUT | 152686 | 20/11/1999 | Stud Book | Not Eligible |
| THORLINDAH ASTERISK - HSH | Stallion | BROWN | R-258343 | 14/10/2016 | Base Registry | Eligible |
| THORLINDAH BROWN OWL | Mare | BAY | 110759 | 21/09/1990 | Stud Book | Not Eligible |
| THORLINDAH BUSH CHARM | Mare | CHESTNUT | 146749 | 15/01/1999 | Stud Book | Eligible |
| THORLINDAH BUSHCRAFT - HSH | Gelding | BAY | 159079 | 21/08/2000 | Stud Book | Not Eligible |
| THORLINDAH CAPPUCCINA | Gelding | BROWN/TAFFY | 220776 | 28/10/1987 | Stud Book | Not Eligible |
| THORLINDAH CHARMAINE | Mare | CHESTNUT | 66315 | 03/11/1979 | Stud Book | Deceased |
| THORLINDAH CHEYENNE | Gelding | CHESTNUT | C1-172244 | 07/11/2003 | First Cross | Not Eligible |
| THORLINDAH CREDENCE | Mare | BROWN | 182470 | 30/01/2006 | Stud Book | Eligible |
| THORLINDAH CRUSADER | Stallion | CHESTNUT | 63099 | 24/10/1977 | Stud Book | Not Eligible |
| THORLINDAH CRYSTELLE - HSH | Mare | CHESTNUT | R-264369 | 20/12/2022 | Base Registry | Eligible |
| THORLINDAH DUSTIN | Stallion | CHESTNUT | F42902 | 07/10/1986 | Foal Recorded | Deceased |
| THORLINDAH FABELLE - HSH | Mare | BROWN | 233789 | 01/10/2010 | Stud Book | Eligible |
| THORLINDAH FLICKERING SHADOW | Mare | GREY | 110757 | 01/10/1988 | Stud Book | Deceased |
| THORLINDAH GAI HOLLEE | Mare | BROWN | 55520 | 18/10/1977 | Stud Book | Deceased |
| THORLINDAH GLAMOUR ROSE | Mare | CHESTNUT | 110758 | 03/11/1991 | Stud Book | Not Eligible |
| THORLINDAH GOLD RUSH - HSH | Stallion | BAY | 120121 | 12/09/1994 | Stud Book | Not Eligible |
| THORLINDAH GRETEL - HSH | Mare | BAY | 17841 | 01/08/1963 | Stud Book | Deceased |
| THORLINDAH GYPSY ROSE | Mare | CHESTNUT | 139718 | 07/10/1997 | Stud Book | Not Eligible |
| THORLINDAH HALO - HSH | Mare | BAY | 152685 | 23/10/1999 | Stud Book | Deceased |
| THORLINDAH HONEY | Mare | CHESTNUT | 71215 | 01/01/1982 | Stud Book | Deceased |
| THORLINDAH LIMITED EDITION | Gelding | CHESTNUT | F44473 | 04/11/1987 | Foal Recorded | Deceased |
| THORLINDAH LIQUIDATOR | Gelding | CHESTNUT | F129817 | 13/10/1994 | Foal Recorded | Deceased |
| THORLINDAH MITZY | Mare | GREY | 75148 | 01/11/1976 | Stud Book | Deceased |
| THORLINDAH MODEL | Mare | CHESTNUT | 17840 | 09/09/1961 | Stud Book | Deceased |
| THORLINDAH PAKKA | Gelding | PALOMINO | 54639 | 01/10/1976 | Stud Book | Deceased |
| THORLINDAH PICKLES | Mare | DUN | 17842 | 05/05/1967 | Stud Book | Deceased |
| THORLINDAH RAMBLING ROSE | Mare | CHESTNUT | 54637 | 14/10/1977 | Stud Book | Deceased |
| THORLINDAH REBELLE - HSH | Mare | BROWN | 233791 | 04/10/2012 | Stud Book | Eligible |
| THORLINDAH RECKLESS NIGHT - HSH | Mare | BAY | 54638 | 06/11/1977 | Stud Book | Deceased |
| THORLINDAH REGALITY - HSH | Gelding | BAY | 144172 | 29/10/1998 | Stud Book | Eligible |
| THORLINDAH RENEGADE | Gelding | BAY | 119400 | 28/09/1990 | Stud Book | Not Eligible |
| THORLINDAH RIGEL - HSH | Gelding | BAY | R-262283 | 19/10/2021 | Base Registry | Eligible |
| THORLINDAH RIPPER RITA - HSH | Mare | BLACK/GREY | 273420 | 11/11/2022 | Stud Book | Eligible |
| THORLINDAH ROSETTE | Mare | CHESTNUT | 110756 | 29/09/1988 | Stud Book | Not Eligible |
| THORLINDAH ROSEWOOD | Gelding | CHESTNUT | 129814 | 30/10/1995 | Stud Book | Not Eligible |
| THORLINDAH ROYAL IMAGE | Gelding | CHESTNUT | 121253 | 15/10/1991 | Stud Book | Not Eligible |
| THORLINDAH ROYAL MINT - HSH | Stallion | CHESTNUT | 51806 | 07/11/1976 | Stud Book | Deceased |
| THORLINDAH ROYAL PENDANT - HSH | Mare | CHESTNUT | 70032 | 23/11/1981 | Stud Book | Deceased |
| THORLINDAH RUSTIC GOLD | Mare | BAY/TAFFY | F123752 | 21/10/1992 | Foal Recorded | Not Eligible |
| THORLINDAH SALUTE | Stallion | CHESTNUT | 106387 | 16/10/1986 | Stud Book | Not Eligible |
| THORLINDAH SHEBA | Mare | CHESTNUT | 17843 | 19/08/1969 | Stud Book | Deceased |
| THORLINDAH SHERIDAN | Mare | CHESTNUT | F123754 | 29/10/1992 | Foal Recorded | Not Eligible |
| THORLINDAH STOCK BROKER | Gelding | PALOMINO | 123751 | 14/11/1992 | Stud Book | Not Eligible |
| THORLINDAH STOCK EXCHANGE | Mare | PALOMINO | F110760 | 11/09/1990 | Foal Recorded | Not Eligible |
| THORLINDAH TANGELLE - HSH | Mare | BROWN | C1-264368 | 15/10/2019 | First Cross | Eligible |
| THORLINDAH TINKERBELL | Mare | DUN | 17844 | 27/10/1970 | Stud Book | Deceased |
| THORLINDAH TRIPLICATE | Gelding | CHESTNUT | 64654 | 30/10/1979 | Stud Book | Deceased |
| THORLINDAH TROUBELLE - HSH | Mare | BAY | 263874 | 01/10/2012 | Stud Book | Eligible |
| THORN | Gelding | GREY | 48203 | Stud Book | Deceased | |
| THORN DYKE | Gelding | CHESTNUT | F7613 | 11/11/1976 | Foal Recorded | Not Eligible |
| THORNBIRD - HSH | Mare | BAY | 63687 | 14/01/1979 | Stud Book | Not Eligible |
| THORNBURY PARK DESTINY | Mare | GREY | F20181 | 18/10/1979 | Foal Recorded | Not Eligible |
| THORNBUSH | Gelding | BROWN | 103482 | 13/09/1985 | Stud Book | Not Eligible |
| THORNDALE CAPPUCCINO | Mare | DUN | 32838 | 01/09/1967 | Stud Book | Deceased |
| THORNDALE LIBERTY | Mare | PALOMINO | 32839 | 02/11/1970 | Stud Book | Deceased |
| THORNE PARKS CHANTILLY - HSH | Mare | BAY | 42731 | 20/06/1974 | Stud Book | Deceased |
| THORNHILL MABEL | Mare | BLACK | 55076 | Stud Book | Not Eligible | |
| THORNHILL MAJOR | Gelding | BLACK | 57562 | Stud Book | Not Eligible | |
| THORNHILL MOLLY - HSH | Mare | BAY | 169635 | 01/09/1988 | Stud Book | Not Eligible |
| THORNLEIGH | Mare | BAY | 46246 | 03/10/1976 | Stud Book | Not Eligible |
| THORNLEIGH ABBEY MAE - HSH | Mare | BROWN | 235060 | 26/10/2013 | Stud Book | Not Eligible |
| THORNLEIGH MISS POPPY - HSH | Mare | BAY | 180901 | 18/10/1999 | Stud Book | Not Eligible |
| THORNLIE PARK EBONY | Mare | BROWN | 52457 | 03/12/1976 | Stud Book | Not Eligible |
| THORNRIDGE BLACK SALLEE | Mare | BLACK | C1-160621 | 08/12/1997 | First Cross | Not Eligible |
| THORNRIDGE DORRIGO STAR - HSH | Stallion | BAY | 173230 | 20/11/2002 | Stud Book | Eligible |
| THORNRIDGE ELLE - HSH | Mare | BAY | 189163 | 14/09/2008 | Stud Book | Eligible |
| THORNRIDGE LATINI - HSH | Mare | BLACK | SM-178425 | 06/01/2004 | Special Merit - Stud Book | Eligible |
| THORNRIDGE LUKA - HSH | Mare | BAY/BROWN | 189164 | 12/09/2008 | Stud Book | Eligible |
| THORNRIDGE MILEY | Mare | BAY | C1-192452 | 27/09/2007 | First Cross | Eligible |
| THORNRIDGE MISSY | Mare | BROWN | C2-184759 | 18/12/2001 | Second Cross | Not Eligible |
| THORNRIDGE RADAR | Gelding | BAY | C1-258891 | 21/10/2018 | First Cross | Not Eligible |
| THORNRIDGE ROMULUS - HSH | Gelding | BAY/BROWN | 258892 | 10/09/2018 | Stud Book | Not Eligible |
| THORNRIDGE ROSIE - HSH | Mare | CHESTNUT | C1-228768 | 02/11/2009 | First Cross | Eligible |
| THORNRIDGE RUSH HOUR - HSH | Gelding | BAY | 228769 | 02/01/2013 | Stud Book | Not Eligible |
| THORNRIDGE SALETT | Mare | BROWN/BLACK | C2-194108 | 13/01/2011 | Second Cross | Not Eligible |
| THORNRIDGE SALUTE - HSH | Gelding | BAY | C2-258893 | 02/09/2019 | Second Cross | Not Eligible |
| THORNRIDGE STARLIGHT - HSH | Gelding | BROWN/BLACK | 177107 | 29/09/2005 | Stud Book | Not Eligible |
| THORNRIDGE TARA - HSH | Mare | BAY | 186297 | 01/10/2007 | Stud Book | Eligible |
| THORNS CLAYTON - HSH | Stallion | BROWN | F23053 | 12/07/1980 | Foal Recorded | Not Eligible |
| THORNS JOELENE | Mare | BROWN | F23054 | 10/11/1979 | Foal Recorded | Not Eligible |
| THORNSIDE AMBER | Mare | BROWN | 76259 | 03/08/1973 | Stud Book | Not Eligible |