| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| STEAM PLAINS DOT - HSH | Mare | BROWN | 27838 | 01/08/1972 | Stud Book | Deceased |
| STEAM PLAINS ELANOR | Mare | BAY | 27839 | Stud Book | Deceased | |
| STEAM PLAINS ELIZABETH - HSH | Mare | BAY | 27840 | Stud Book | Not Eligible | |
| STEAM PLAINS EMILY | Mare | BAY | 27842 | Stud Book | Not Eligible | |
| STEAM PLAINS ENID | Mare | BAY | 45373 | 01/01/1973 | Stud Book | Not Eligible |
| STEAM PLAINS ETHEL | Mare | BROWN | 27844 | Stud Book | Not Eligible | |
| STEAM PLAINS EUNICE | Mare | BROWN | 27841 | Stud Book | Deceased | |
| STEAM PLAINS EVE | Mare | BROWN | 27843 | Stud Book | Not Eligible | |
| STEAM PLAINS FAIRY | Mare | BROWN | 33629 | 01/01/1974 | Stud Book | Not Eligible |
| STEAM PLAINS FANCY | Mare | BAY | 33630 | 01/01/1974 | Stud Book | Not Eligible |
| STEAM PLAINS FANNY | Mare | BROWN | 33631 | 01/01/1974 | Stud Book | Not Eligible |
| STEAM PLAINS FELINA | Mare | CHESTNUT/ROAN | F19252 | 01/10/1978 | Foal Recorded | Not Eligible |
| STEAM PLAINS FLAME | Mare | BROWN | 33632 | 01/01/1974 | Stud Book | Not Eligible |
| STEAM PLAINS FLIGHTY | Mare | BAY | 27837 | Stud Book | Not Eligible | |
| STEAM PLAINS FLO | Mare | BAY | 33633 | 01/01/1974 | Stud Book | Not Eligible |
| STEAM PLAINS FLOSS | Mare | BROWN | 33634 | 01/01/1974 | Stud Book | Not Eligible |
| STEAM PLAINS FLYING FISH | Mare | GREY | 33635 | 01/01/1974 | Stud Book | Not Eligible |
| STEAM PLAINS FREDA | Mare | BAY | 33636 | 01/01/1974 | Stud Book | Not Eligible |
| STEAM PLAINS GHOST | Mare | GREY | 33628 | 01/01/1967 | Stud Book | Deceased |
| STEAM PLAINS GOLDIE | Mare | CHESTNUT | 27832 | 01/08/1969 | Stud Book | Deceased |
| STEAM PLAINS HAPPY HOOKAH | Mare | BAY | F9435 | 10/11/1976 | Foal Recorded | Not Eligible |
| STEAM PLAINS HARMONY - HSH | Mare | GREY | 45370 | 27/09/1976 | Stud Book | Not Eligible |
| STEAM PLAINS HAVANA | Stallion | BAY | F9434 | 26/08/1976 | Foal Recorded | Not Eligible |
| STEAM PLAINS HEIDI | Mare | BAY | 45374 | 15/10/1976 | Stud Book | Not Eligible |
| STEAM PLAINS HIGH ACE | Stallion | CHESTNUT | F9429 | 07/10/1976 | Foal Recorded | Not Eligible |
| STEAM PLAINS HOLY SMOKE | Stallion | CHESTNUT | F9430 | 07/10/1976 | Foal Recorded | Not Eligible |
| STEAM PLAINS HOT SHOT | Stallion | BAY | F9428 | 02/12/1976 | Foal Recorded | Not Eligible |
| STEAM PLAINS HOUDINI | Stallion | BAY | F9431 | 05/11/1976 | Foal Recorded | Not Eligible |
| STEAM PLAINS HUTCH | Stallion | BAY | F9433 | 06/09/1976 | Foal Recorded | Not Eligible |
| STEAM PLAINS IDEALIST - HSH | Mare | CHESTNUT | F14946 | 04/10/1977 | Foal Recorded | Not Eligible |
| STEAM PLAINS IMPEL | Mare | CHESTNUT | F14947 | 15/09/1977 | Foal Recorded | Not Eligible |
| STEAM PLAINS INFERNO | Mare | BROWN | F14949 | 03/10/1977 | Foal Recorded | Not Eligible |
| STEAM PLAINS INVADER | Mare | CHESTNUT | F14948 | 30/10/1977 | Foal Recorded | Not Eligible |
| STEAM PLAINS JANE | Mare | BAY | 45369 | 01/01/1970 | Stud Book | Deceased |
| STEAM PLAINS JOY | Mare | BAY | 27836 | Stud Book | Not Eligible | |
| STEAM PLAINS LIGHTFOOT | Mare | BAY | 27834 | Stud Book | Not Eligible | |
| STEAM PLAINS MYSTERY | Mare | BAY | 45375 | 01/01/1971 | Stud Book | Deceased |
| STEAM PLAINS OLGA - HSH | Mare | BAY/BROWN | 27835 | 01/08/1960 | Stud Book | Deceased |
| STEAM PLAINS OXLEY LADY | Mare | BLACK | 27833 | Stud Book | Deceased | |
| STEAM PLAINS ROTO GIRL | Mare | BAY | 27831 | Stud Book | Not Eligible | |
| STEAM PLAINS SCUDO - HSH | Mare | BAY | F18923 | 20/08/1978 | Foal Recorded | Not Eligible |
| STEAM PLAINS SOLUS | Mare | BAY | F19253 | 17/10/1978 | Foal Recorded | Not Eligible |
| STEAM PLAINS SONNET | Mare | CHESTNUT | F18926 | 15/09/1978 | Foal Recorded | Not Eligible |
| STEAMPUNK INDI - HSH | Mare | BAY | 244418 | 30/09/2008 | Stud Book | Not Eligible |
| STEDMAN | Gelding | BROWN | C1-263952 | 24/09/2022 | First Cross | Eligible |
| STEEL BLUE | Gelding | GREY | 58193 | Stud Book | Not Eligible | |
| STEEL DUST | Stallion | GREY | 36763 | 20/12/1974 | Stud Book | Not Eligible |
| STEEL GENERAL | Stallion | CHESTNUT | 136121 | 28/10/1996 | Stud Book | Deceased |
| STEEL PLANET | Mare | BAY | 6928 | Stud Book | Deceased | |
| STEEL PRINCE | Stallion | GREY | 5304 | 19/08/1969 | Stud Book | Deceased |
| STEELCAP STILETTO | Mare | BLACK | C1-258867 | 25/09/2018 | First Cross | Not Eligible |
| STEELES 17 | Mare | GREY | 22488 | Stud Book | Deceased | |
| STEELES ELEVEN | Mare | BROWN | 22489 | 30/06/1972 | Stud Book | Deceased |
| STEELY DAN | Gelding | GREY | 42032 | 15/09/1975 | Stud Book | Not Eligible |
| STEEPLE FLAT BAZIL FAWLTY | Gelding | BAY | 35602 | 15/11/1974 | Stud Book | Not Eligible |
| STEEPLE FLAT BESS - HSH | Mare | BROWN | 26774 | 10/11/1971 | Stud Book | Deceased |
| STEEPLE FLAT BOSS | Stallion | BROWN | 68156 | 23/11/1981 | Stud Book | Not Eligible |
| STEEPLE FLAT BULLET | Gelding | BROWN | 26776 | 25/10/1972 | Stud Book | Not Eligible |
| STEEPLE FLAT CADDIE - HSH | Mare | BAY | F8895 | 14/11/1976 | Foal Recorded | Not Eligible |
| STEEPLE FLAT CALIBRE | Stallion | BAY | F8894 | 15/09/1976 | Foal Recorded | Not Eligible |
| STEEPLE FLAT CASSIDY | Gelding | CHESTNUT | 14409 | 10/12/1971 | Stud Book | Deceased |
| STEEPLE FLAT CASSIUS | Gelding | BLACK | 14410 | 10/12/1969 | Stud Book | Deceased |
| STEEPLE FLAT CHELSEA - HSH | Mare | BROWN | F4871 | 20/10/1975 | Foal Recorded | Not Eligible |
| STEEPLE FLAT CILLA - HSH | Mare | BLACK | 42997 | 24/11/1974 | Stud Book | Not Eligible |
| STEEPLE FLAT CURIO | Mare | ROAN | 22684 | 10/11/1970 | Stud Book | Deceased |
| STEEPLE FLAT CYGNET | Mare | BAY | 14405 | 01/01/1969 | Stud Book | Deceased |
| STEEPLE FLAT DOMONIC | Gelding | CHESTNUT | SM-127642 | 03/10/1991 | Special Merit - Stud Book | Deceased |
| STEEPLE FLAT DORIS - HSH | Mare | BLACK | 14406 | 01/08/1962 | Stud Book | Deceased |
| STEEPLE FLAT ECHO | Stallion | CHESTNUT | F4872 | 30/01/1976 | Foal Recorded | Not Eligible |
| STEEPLE FLAT ECLIPSE - HSH | Stallion | BROWN | F8892 | 01/11/1977 | Foal Recorded | Not Eligible |
| STEEPLE FLAT FLAME - HSH | Mare | CHESTNUT | 20722 | 03/10/1971 | Stud Book | Deceased |
| STEEPLE FLAT FLICKER - HSH | Mare | BAY | 72565 | 28/11/1979 | Stud Book | Not Eligible |
| STEEPLE FLAT FULL THROATED | Stallion | CHESTNUT | 22682 | 05/11/1968 | Stud Book | Deceased |
| STEEPLE FLAT GEM - HSH | Mare | BROWN | 22685 | 21/10/1972 | Stud Book | Not Eligible |
| STEEPLE FLAT GUNNAR | Mare | BROWN | 14398 | Stud Book | Deceased | |
| STEEPLE FLAT GUNSMOKE | Gelding | BROWN | 14408 | 10/10/1969 | Stud Book | Deceased |
| STEEPLE FLAT JAN | Mare | BAY | 14400 | 15/11/1968 | Stud Book | Deceased |
| STEEPLE FLAT JEDDA - HSH | Mare | BROWN | 14407 | 16/11/1971 | Stud Book | Deceased |
| STEEPLE FLAT JUDY - HSH | Mare | BAY | 64908 | 01/10/1978 | Stud Book | Not Eligible |
| STEEPLE FLAT KAMAHL | Gelding | BLACK | 14411 | 01/01/1969 | Stud Book | Deceased |
| STEEPLE FLAT LADY - HSH | Mare | BROWN | 14403 | 16/12/1968 | Stud Book | Deceased |
| STEEPLE FLAT LETA | Mare | BAY | 20723 | 14/10/1971 | Stud Book | Deceased |
| STEEPLE FLAT LINDY | Mare | BAY | 14399 | 20/10/1971 | Stud Book | Deceased |
| STEEPLE FLAT LUCY - HSH | Mare | BROWN | 14402 | Stud Book | Deceased | |
| STEEPLE FLAT MOLLY - HSH | Mare | BROWN | 72564 | 28/11/1978 | Stud Book | Deceased |
| STEEPLE FLAT MUGGINS - HSH | Stallion | CHESTNUT | F4869 | 15/12/1975 | Foal Recorded | Not Eligible |
| STEEPLE FLAT PRINCESS | Mare | ROAN | 20721 | 10/10/1968 | Stud Book | Deceased |
| STEEPLE FLAT REX | Gelding | BAY | C1-127901 | 17/11/1985 | First Cross | Deceased |
| STEEPLE FLAT SATELLITE - HSH | Stallion | CHESTNUT | F4870 | 01/11/1975 | Foal Recorded | Not Eligible |
| STEEPLE FLAT SIR LIGHT | Stallion | BAY | 18489 | 26/09/1956 | Stud Book | Deceased |
| STEEPLE FLAT SNOWYS PRIDE | Mare | BAY | 26775 | Stud Book | Not Eligible | |
| STEEPLE FLAT SONYA | Mare | BROWN | 14401 | 20/12/1970 | Stud Book | Deceased |
| STEEPLE FLAT SUNDOWN - HSH | Mare | CHESTNUT | 14404 | Stud Book | Deceased | |
| STEEPLE FLAT SWARRI | Mare | BAY | 22683 | Stud Book | Deceased | |
| STEEPLE FLAT TARGET | Mare | BAY | F4873 | 02/10/1975 | Foal Recorded | Not Eligible |
| STEEPLE FLAT TOMMIE | Mare | BROWN | 35601 | 20/10/1973 | Stud Book | Not Eligible |
| STEEPLE FLAT TWILIGHT | Mare | BLACK | 26773 | 14/10/1972 | Stud Book | Not Eligible |
| STEERS LOST PRINCESS | Mare | BROWN | 26582 | 12/10/1966 | Stud Book | Deceased |
| STEGGALLS WHISPER | Gelding | BROWN | 23552 | 10/08/1966 | Stud Book | Deceased |
| STEIGER | Gelding | BAY | 72799 | 02/10/1979 | Stud Book | Not Eligible |