| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| IFANBUI SKY WALKER | Stallion | BAY | F36890 | 17/10/1983 | Foal Recorded | Not Eligible |
| IFANBUT BONNYLASS | Mare | BROWN/BLACK | F34119 | 02/11/1982 | Foal Recorded | Deceased |
| IFANBUT LUNAR LADY | Mare | BAY | 66293 | 14/12/1981 | Stud Book | Not Eligible |
| IFFLEY BINDI GIRL | Mare | BAY | 29498 | 01/11/1970 | Stud Book | Deceased |
| IFFLEY LASS | Mare | CHESTNUT | 10321 | Stud Book | Deceased | |
| IFFLEY VICKY | Mare | BROWN | F25343 | 05/09/1979 | Foal Recorded | Not Eligible |
| IGA NINJA | Stallion | BLACK | 77559 | 27/01/1985 | Stud Book | Deceased |
| IGA NINJA RAAD | Gelding | BROWN/BLACK | C1-160272 | 10/10/1993 | First Cross | Not Eligible |
| IGGALOU | Mare | BAY | 242813 | 09/11/2016 | Stud Book | Not Eligible |
| IGGY MADEUSWAIT | Mare | BLACK/GREY | C1-250836 | 30/09/2017 | First Cross | Eligible |
| IGGY STARDUST | Gelding | CHESTNUT | C1-232115 | 15/09/2004 | First Cross | Not Eligible |
| IGNAI | Mare | BAY | 41958 | 10/10/1974 | Stud Book | Not Eligible |
| IGNITE - HSH | Mare | BLACK | 251171 | 08/10/2016 | Stud Book | Eligible |
| IGUACU | Mare | BAY | 70398 | 03/11/1979 | Stud Book | Not Eligible |
| IGUANA | Mare | BAY | 4069 | 02/09/1962 | Stud Book | Deceased |
| IHS ATLANTIS | Gelding | TAFFY | 76397 | 01/08/1983 | Stud Book | Not Eligible |
| IHS CAROL | Mare | BROWN | 115939 | 15/03/1990 | Stud Book | Deceased |
| IHS GUN SUN | Gelding | BROWN | 102781 | 20/09/1985 | Stud Book | Not Eligible |
| IHS LADY BLAZE | Mare | BROWN | 76396 | 01/12/1984 | Stud Book | Deceased |
| IHS LEO GEM | Gelding | BAY | 119246 | 09/03/1991 | Stud Book | Not Eligible |
| IHS ROBBIE | Gelding | CHESTNUT | 69578 | 03/08/1977 | Stud Book | Deceased |
| IHS RUBY | Mare | BAY | 69577 | 24/09/1970 | Stud Book | Deceased |
| IHS STARLIGHT | Gelding | BAY | 69579 | 10/12/1979 | Stud Book | Not Eligible |
| IKANDOO | Gelding | BAY | C2-188800 | 12/12/2007 | Second Cross | Not Eligible |
| IKARA | Gelding | BAY | 62920 | 01/01/1974 | Stud Book | Not Eligible |
| IKE | Gelding | BROWN/BLACK | 70836 | 01/01/1977 | Stud Book | Not Eligible |
| IKE MAJOR | Gelding | BAY | C1-168397 | 14/10/2000 | First Cross | Not Eligible |
| IKES BILLY SNOW | Gelding | GREY | C2-242689 | 19/01/2013 | Second Cross | Eligible |
| IKES CHEVRON SACH | Stallion | BAY | C2-242690 | 02/11/2013 | Second Cross | Eligible |
| IKES CINDY ROSE | Mare | CHESTNUT | C2-261954 | 05/10/2022 | Second Cross | Eligible |
| IKES DREAM | Mare | BAY | 242691 | 28/10/2016 | Stud Book | Eligible |
| IKES EBONY OAK | Gelding | BLACK | C2-188226 | 02/12/2006 | Second Cross | Eligible |
| IKES SIENNA | Mare | BAY/BROWN | C1-188114 | 15/09/2005 | First Cross | Eligible |
| IKEYMO | Mare | BROWN | B2-192271 | 19/10/1995 | Breeding Purposes Only - Second Cross | Not Eligible |
| IL COMPARE | Gelding | GREY | 41855 | 01/08/1970 | Stud Book | Deceased |
| ILALA CHARM | Mare | CHESTNUT | 188168 | 05/04/2004 | Stud Book | Not Eligible |
| ILALA MISS AB FAB | Mare | CHESTNUT | 181946 | 03/08/2005 | Stud Book | Deceased |
| ILALONG ABBEYS ENCORE - HSH | Mare | BAY | 188577 | 21/10/1998 | Stud Book | Not Eligible |
| ILALONG ACCOLADE - HSH | Mare | BAY/BROWN | 124709 | 08/11/1993 | Stud Book | Not Eligible |
| ILALONG AMBER | Mare | BAY | 105453 | 15/12/1987 | Stud Book | Deceased |
| ILALONG ANNIE - HSH | Mare | BAY/BROWN | 130914 | 23/10/1995 | Stud Book | Eligible |
| ILALONG BIMBI - HSH | Stallion | BROWN/BLACK | 188865 | 20/12/2006 | Stud Book | Eligible |
| ILALONG EBONY - HSH | Mare | BROWN/BLACK | 143106 | 26/11/1997 | Stud Book | Not Eligible |
| ILALONG ECLIPSE | Gelding | BROWN/BLACK | 112643 | 25/11/1989 | Stud Book | Not Eligible |
| ILALONG GLENLEIGH - HSH | Gelding | BROWN | 113082 | 27/11/1989 | Stud Book | Not Eligible |
| ILALONG HERITAGE - HSH | Mare | BROWN | 143107 | 21/11/1997 | Stud Book | Not Eligible |
| ILALONG IMPACT - HSH | Gelding | BAY | 130917 | 03/11/1997 | Stud Book | Not Eligible |
| ILALONG OPAL - HSH | Mare | BROWN | 130913 | 28/10/1995 | Stud Book | Not Eligible |
| ILALONG PIONEER - HSH | Stallion | BLACK | 124710 | 08/12/1993 | Stud Book | Not Eligible |
| ILALONG SOUTHERN STAR - HSH | Gelding | BAY | 178792 | 17/09/2006 | Stud Book | Not Eligible |
| ILALONG TALISMAN - HSH | Stallion | BROWN | 161277 | 29/12/2001 | Stud Book | Eligible |
| ILENE - HSH | Mare | ROAN | 20035 | 04/08/1972 | Stud Book | Deceased |
| ILGINDRIE BABY BONUS | Mare | BAY/BROWN | 264059 | 23/09/2022 | Stud Book | Eligible |
| ILGINDRIE JUST DEVINE - HSH | Mare | BROWN | C2-246191 | 13/11/2013 | Second Cross | Not Eligible |
| ILIA | Mare | BROWN | 50146 | Stud Book | Not Eligible | |
| ILIAURA HYLAND KELLY | Mare | GREY | 21592 | 01/11/1970 | Stud Book | Deceased |
| ILIAURA LACHLAN | Gelding | CHESTNUT | F29803 | 14/10/1981 | Foal Recorded | Not Eligible |
| ILIAURA REBEL JET | Gelding | BAY | 54700 | 21/10/1976 | Stud Book | Not Eligible |
| ILIKEITALOT EVE - HSH | Mare | BAY | 231321 | 24/12/2011 | Stud Book | Eligible |
| ILIKEITALOT HOPE - HSH | Mare | BLACK | 231322 | 10/12/2012 | Stud Book | Eligible |
| ILIKEITALOT IGGY - HSH | Mare | BAY | 244613 | 23/10/2016 | Stud Book | Eligible |
| ILIKEITALOT JACK | Gelding | BAY | 231536 | 15/09/2012 | Stud Book | Eligible |
| ILIKEITALOT KOKO POP - HSH | Gelding | BROWN | 231323 | 18/12/2011 | Stud Book | Eligible |
| ILINGA | Mare | CHESTNUT | 18218 | 01/09/1969 | Stud Book | Deceased |
| ILINGA GIRL | Mare | BROWN/BLACK | 53927 | 25/10/1976 | Stud Book | Deceased |
| ILL BE BACK | Mare | GREY | 77524 | 23/10/1986 | Stud Book | Deceased |
| ILLA BOWRIE PROVERB | Gelding | BAY | 71441 | 19/01/1982 | Stud Book | Not Eligible |
| ILLA LANGE TOP HAND | Stallion | GREY | FX111 | 12/09/1972 | Foal Recorded | Not Eligible |
| ILLA LANGI CLEO | Mare | ROAN | 14177 | 01/01/1969 | Stud Book | Deceased |
| ILLA LANGI GREY GIRL | Mare | CHESTNUT/GREY | F6076 | 27/11/1976 | Foal Recorded | Not Eligible |
| ILLA LANGI GREY GOWN | Mare | GREY | 14176 | Stud Book | Deceased | |
| ILLA LANGI LASS | Mare | GREY | 5364 | Stud Book | Deceased | |
| ILLA LANGI MINTA | Mare | CHESTNUT | 5365 | Stud Book | Deceased | |
| ILLA LANGI MISCHIEF | Mare | BROWN | 3746 | 01/01/1966 | Stud Book | Deceased |
| ILLA LANGI PATRICE | Mare | CHESTNUT/GREY | F6077 | 06/10/1976 | Foal Recorded | Not Eligible |
| ILLA LANGI TOP ROAD | Stallion | GREY | 5363 | Stud Book | Deceased | |
| ILLABO JULIE | Mare | BROWN | 55103 | Stud Book | Not Eligible | |
| ILLAMAHLA GIPSY | Mare | PALOMINO | 31652 | 01/01/1972 | Stud Book | Deceased |
| ILLAMAHTA APACHE | Stallion | PIED | F13701 | 25/11/1977 | Foal Recorded | Not Eligible |
| ILLAMAHTA FIREFLY | Mare | CHESTNUT | 45907 | 10/01/1976 | Stud Book | Not Eligible |
| ILLAMAHTA FLY | Mare | CHESTNUT | F13700 | 02/07/1978 | Foal Recorded | Not Eligible |
| ILLAMAHTA PIXIE | Mare | BROWN/GREY | F24483 | 06/04/1980 | Foal Recorded | Not Eligible |
| ILLAMATHA APACHE KING | Gelding | PALOMINO/PIED | 63665 | 16/12/1975 | Stud Book | Not Eligible |
| ILLANGIE GIRL | Mare | BAY | 15264 | 01/09/1970 | Stud Book | Deceased |
| ILLAROO GOLDEN GULAI | Stallion | PALOMINO | F21272 | 25/09/1979 | Foal Recorded | Not Eligible |
| ILLAROO TATAMA | Mare | CHESTNUT | 27415 | 01/02/1972 | Stud Book | Deceased |
| ILLAWARRA LILLY | Mare | BAY | 46109 | 01/01/1977 | Stud Book | Not Eligible |
| ILLAWARRA SARDIUS | Stallion | BROWN | 51954 | 22/11/1973 | Stud Book | Not Eligible |
| ILLAWONG | Mare | BROWN | 1625 | 01/08/1959 | Stud Book | Deceased |
| ILLAWONG ALBERT | Gelding | BAY | 126719 | 16/11/1992 | Stud Book | Not Eligible |
| ILLAWONG AMORETTE | Mare | BAY | 141583 | 01/10/2001 | Stud Book | Eligible |
| ILLAWONG AMY | Mare | BAY | 153047 | 03/03/1996 | Stud Book | Deceased |
| ILLAWONG ANDRINA - HSH | Mare | BAY | 142452 | 26/02/1999 | Stud Book | Eligible |
| ILLAWONG ANNETTE | Mare | BROWN | 135366 | 12/11/1994 | Stud Book | Deceased |
| ILLAWONG ANOTHER PIECE - HSH | Mare | CHESTNUT | 244883 | 10/11/2013 | Stud Book | Not Eligible |
| ILLAWONG BONNIE | Mare | BROWN | C1-135367 | 01/07/1993 | First Cross | Not Eligible |
| ILLAWONG BROOKE - HSH | Mare | BAY/BROWN | 147375 | 11/09/1999 | Stud Book | Not Eligible |
| ILLAWONG CATALENA | Mare | BAY/BROWN | 151125 | 31/12/2000 | Stud Book | Eligible |
| ILLAWONG CHANTEL | Mare | BLACK | F37445 | 26/12/1983 | Foal Recorded | Deceased |
| ILLAWONG CHARLENE | Mare | BROWN | 258306 | 26/11/2020 | Stud Book | Eligible |