| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| TREATY | Mare | BROWN | F1981 | 20/10/1973 | Foal Recorded | Not Eligible |
| TREATY BONSE | Mare | BROWN | 52899 | 09/11/1968 | Stud Book | Deceased |
| TREATY SHADOW | Mare | BROWN | 104333 | 07/09/1986 | Stud Book | Not Eligible |
| TREBELLA BROWN DUCHESS | Mare | BAY/BROWN | F20034 | 30/11/1979 | Foal Recorded | Not Eligible |
| TREBELLA CHERRY RION | Mare | CHESTNUT | 49983 | 06/08/1967 | Stud Book | Deceased |
| TREBELLA LADY PINGINGTON | Mare | BAY | 47471 | 01/09/1977 | Stud Book | Not Eligible |
| TREBLE - HSH | Mare | CHESTNUT | 242953 | 27/11/2014 | Stud Book | Eligible |
| TREBOR CAROL | Mare | CHESTNUT | F31531 | 20/03/1981 | Foal Recorded | Deceased |
| TREBOR DIGGER | Stallion | BAY | 118674 | 10/11/1991 | Stud Book | Not Eligible |
| TREC - FS HSH | Stallion | GREY | 14002 | 01/08/1962 | Stud Book | Deceased |
| TRECARNE ANNIE - HSH | Mare | CHESTNUT | C2-267377 | 15/04/2022 | Second Cross | Eligible |
| TRECARNE BLAZE | Mare | CHESTNUT | C1-165164 | 11/09/2002 | First Cross | Eligible |
| TRECARNE DIGGER - HSH | Gelding | BAY | C2-267378 | 25/04/2023 | Second Cross | Eligible |
| TRECARNE JAZ A RAY | Mare | CHESTNUT | C1-165163 | 30/11/2002 | First Cross | Eligible |
| TRECARNE JIGSAW - HSH | Gelding | CHESTNUT | 249253 | 03/11/2017 | Stud Book | Eligible |
| TRECARNE LOUI - HSH | Gelding | BROWN/BLACK | 249254 | 28/12/2017 | Stud Book | Eligible |
| TRECARNE MAGIC - HSH | Mare | BROWN/BLACK | C2-240716 | 28/10/2013 | Second Cross | Eligible |
| TRECARNE MILLY - HSH | Mare | BAY | C1-174288 | 01/01/2000 | First Cross | Eligible |
| TRECARNE ROSE - HSH | Mare | GREY | 238891 | 17/02/2009 | Stud Book | Eligible |
| TRECARNE RUBY - HSH | Mare | BAY | C2-249255 | 03/02/2018 | Second Cross | Eligible |
| TRECS PATCHWORK - HSH | Mare | GREY | 138682 | 01/08/1990 | Stud Book | Deceased |
| TREDAN FAST DEAL | Gelding | CHESTNUT | 41846 | 15/01/1974 | Stud Book | Not Eligible |
| TREDAN FUN RUN | Mare | DUN | 46201 | 16/09/1976 | Stud Book | Not Eligible |
| TREDWAY ARIZONA GOLD | Mare | PALOMINO | 152177 | 22/11/1996 | Stud Book | Not Eligible |
| TREDWAY BARDIA | Mare | DUN | F120929 | 04/08/1993 | Foal Recorded | Not Eligible |
| TREDWAY BRETONNEUX | Mare | CHESTNUT | F125641 | 30/10/1994 | Foal Recorded | Not Eligible |
| TREDWAY DARDANELLES | Mare | BAY | F130521 | 08/08/1995 | Foal Recorded | Not Eligible |
| TREDWAY TRIPOLI - HSH | Mare | BAY | F125771 | 03/08/1994 | Foal Recorded | Not Eligible |
| TREDWAY WAREO | Mare | BROWN/BLACK | F125640 | 05/09/1994 | Foal Recorded | Not Eligible |
| TREE TOPS PENNY LANE | Mare | BAY | 19779 | Stud Book | Deceased | |
| TREENA SOLID GOLD | Gelding | PALOMINO | 75491 | 02/11/1985 | Stud Book | Not Eligible |
| TREENA TRAIL BOSS | Gelding | BAY | 71296 | 03/11/1984 | Stud Book | Not Eligible |
| TREFINA | Mare | BLACK | 42446 | 07/10/1972 | Stud Book | Not Eligible |
| TREGALANA ANNIE | Mare | BAY | C2-229832 | 13/10/2012 | Second Cross | Eligible |
| TREGALANA ARCHIE | Gelding | BAY | C2-229858 | 13/10/2012 | Second Cross | Eligible |
| TREGALANA BLACK SWIFT - HSH | Mare | BLACK | 269566 | 15/08/2023 | Stud Book | Eligible |
| TREGALANA ELROY | Gelding | CHESTNUT | C1-269564 | 14/08/2024 | First Cross | Eligible |
| TREGALANA INDIGO | Mare | BLACK | 196729 | 06/09/1997 | Stud Book | Eligible |
| TREGALANA ROYSMEN | Gelding | BAY | C1-269567 | 19/08/2023 | First Cross | Eligible |
| TREGANTLE ABC | Mare | BROWN | 72692 | 26/08/1984 | Stud Book | Deceased |
| TREGANTLE ABLE LAD - HSH | Stallion | BAY | F16001 | 14/12/1978 | Foal Recorded | Deceased |
| TREGANTLE ALOTTA BRUCE | Mare | BAY | 42852 | 13/09/1976 | Stud Book | Deceased |
| TREGANTLE AUTUMN STAR - HSH | Mare | BAY | 29432 | 01/03/1974 | Stud Book | Deceased |
| TREGANTLE BARMAID | Mare | BROWN | 101936 | 11/09/1986 | Stud Book | Not Eligible |
| TREGANTLE BAY LADY | Mare | BAY | 29429 | 14/10/1973 | Stud Book | Not Eligible |
| TREGANTLE BETTY BRUCE | Mare | BROWN | 55125 | 11/10/1977 | Stud Book | Not Eligible |
| TREGANTLE BLAZE | Mare | BAY | 35731 | 16/09/1975 | Stud Book | Not Eligible |
| TREGANTLE BOBBY BROWN | Stallion | BROWN | F27040 | 22/09/1980 | Foal Recorded | Deceased |
| TREGANTLE BRIGHT BOY | Stallion | BAY | F10889 | 11/01/1978 | Foal Recorded | Deceased |
| TREGANTLE BURREN BAY | Mare | BAY | 15401 | Stud Book | Deceased | |
| TREGANTLE CAPTAIN - HSH | Gelding | BAY | 71785 | 02/08/1982 | Stud Book | Not Eligible |
| TREGANTLE CATHAY BRUCE | Mare | BAY | 15455 | 09/09/1972 | Stud Book | Not Eligible |
| TREGANTLE CHANDELIER | Mare | GREY | 58324 | 13/10/1977 | Stud Book | Not Eligible |
| TREGANTLE CIMMERON | Stallion | CHESTNUT/GREY | F4768 | 18/09/1975 | Foal Recorded | Not Eligible |
| TREGANTLE COPPER JOE - HSH | Gelding | CHESTNUT | 35730 | 05/02/1975 | Stud Book | Deceased |
| TREGANTLE CORPORAL | Stallion | BAY | F31244 | 10/10/1981 | Foal Recorded | Deceased |
| TREGANTLE DARK REGO | Stallion | BROWN | F37125 | 13/09/1983 | Foal Recorded | Not Eligible |
| TREGANTLE DELL RAY | Mare | GREY | 29430 | 01/09/1974 | Stud Book | Not Eligible |
| TREGANTLE DELLTONE - HSH | Mare | BLACK | 18372 | 01/11/1972 | Stud Book | Not Eligible |
| TREGANTLE DOCTOR BRUCE | Stallion | BAY | F8413 | 16/12/1976 | Foal Recorded | Deceased |
| TREGANTLE DONNY | Stallion | BAY | F38097 | 20/11/1983 | Foal Recorded | Deceased |
| TREGANTLE FLAGSTAR | Mare | BAY | F16000 | 28/11/1978 | Foal Recorded | Deceased |
| TREGANTLE FLAMINGO | Mare | CHESTNUT | F8415 | 16/09/1976 | Foal Recorded | Not Eligible |
| TREGANTLE FULLER BRUCE | Gelding | BAY | 50393 | 07/10/1977 | Stud Book | Not Eligible |
| TREGANTLE GEMINI | Mare | BAY | 39191 | 01/11/1975 | Stud Book | Not Eligible |
| TREGANTLE JANE | Mare | BROWN | 46437 | 22/09/1975 | Stud Book | Not Eligible |
| TREGANTLE JAY - HSH | Mare | BLACK | 12259 | Stud Book | Deceased | |
| TREGANTLE JOE BOY | Stallion | BAY | F8416 | 01/10/1976 | Foal Recorded | Not Eligible |
| TREGANTLE JUDY - HSH | Mare | BAY/BROWN | F10892 | 18/08/1977 | Foal Recorded | Not Eligible |
| TREGANTLE JUSTIN CASE | Gelding | CHESTNUT | 34295 | 04/10/1974 | Stud Book | Not Eligible |
| TREGANTLE KING | Gelding | BROWN | 101935 | 26/09/1986 | Stud Book | Deceased |
| TREGANTLE LEONIE | Mare | BROWN | 20209 | 05/02/1973 | Stud Book | Not Eligible |
| TREGANTLE LORD LOVE | Stallion | BAY | F22619 | 30/08/1979 | Foal Recorded | Deceased |
| TREGANTLE LUCKY JOE | Stallion | BAY | F4769 | 08/11/1975 | Foal Recorded | Not Eligible |
| TREGANTLE MANDY - HSH | Mare | BROWN | 20208 | 15/01/1973 | Stud Book | Eligible |
| TREGANTLE MAREE | Mare | CHESTNUT | F38098 | 20/11/1983 | Foal Recorded | Deceased |
| TREGANTLE MARTINA | Mare | BAY | F37124 | 14/08/1983 | Foal Recorded | Not Eligible |
| TREGANTLE MARY J - HSH | Mare | BLACK | 115414 | 25/09/1989 | Stud Book | Deceased |
| TREGANTLE MEDLOW MAID | Mare | BAY | 101937 | 22/08/1985 | Stud Book | Deceased |
| TREGANTLE MEDLOW MAN | Gelding | BAY | 101933 | 22/10/1987 | Stud Book | Not Eligible |
| TREGANTLE OPAL - HSH | Mare | CHESTNUT | F16002 | 01/08/1978 | Foal Recorded | Not Eligible |
| TREGANTLE PENNY | Mare | BLACK | 4041 | 01/01/1966 | Stud Book | Deceased |
| TREGANTLE PRINCE | Stallion | BAY/BROWN | F42968 | 08/10/1986 | Foal Recorded | Not Eligible |
| TREGANTLE QUARTER QUEEN | Mare | CHESTNUT | 67010 | Stud Book | Deceased | |
| TREGANTLE RAY MAN - HSH | Gelding | CHESTNUT | 12806 | 04/10/1972 | Stud Book | Not Eligible |
| TREGANTLE RED JACK | Stallion | CHESTNUT | F16003 | 20/11/1978 | Foal Recorded | Not Eligible |
| TREGANTLE RED MILL | Mare | CHESTNUT | 7833 | Stud Book | Deceased | |
| TREGANTLE REDREGO | Stallion | CHESTNUT | F41171 | 20/09/1985 | Foal Recorded | Not Eligible |
| TREGANTLE RELIANCE | Stallion | TAFFY | 101932 | 17/11/1985 | Stud Book | Deceased |
| TREGANTLE ROCCO | Stallion | CHESTNUT | FX456 | 24/10/1973 | Foal Recorded | Not Eligible |
| TREGANTLE SARGENT | Gelding | BAY/BROWN | F27041 | 28/10/1980 | Foal Recorded | Deceased |
| TREGANTLE SATIN | Mare | BLACK | 40000 | 16/12/1976 | Stud Book | Not Eligible |
| TREGANTLE SHESA BRUCE | Mare | BAY | F34096 | 20/12/1982 | Foal Recorded | Deceased |
| TREGANTLE SHOW DAY | Gelding | CHESTNUT | 67011 | 12/09/1981 | Stud Book | Not Eligible |
| TREGANTLE SILVER BELLE | Mare | GREY | 59621 | 09/09/1979 | Stud Book | Deceased |
| TREGANTLE SISTER BRUCE - HSH | Mare | BAY | 55124 | 16/11/1977 | Stud Book | Deceased |
| TREGANTLE SUNFLOWER | Mare | CHESTNUT | 100974 | 28/08/1985 | Stud Book | Deceased |
| TREGANTLE SUNSET | Stallion | CHESTNUT | F31245 | 19/09/1981 | Foal Recorded | Deceased |
| TREGANTLE SURPRISE | Stallion | BAY/BROWN | F8414 | 03/03/1977 | Foal Recorded | Not Eligible |
| TREGANTLE TAFF - HSH | Gelding | TAFFY | F27042 | 02/10/1980 | Foal Recorded | Deceased |