| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| YUNDAH PALEFACE | Mare | CHESTNUT | 68947 | 01/10/1981 | Stud Book | Not Eligible |
| YUNDAH SHADAYS SHADOW | Mare | BLACK | 71226 | 06/10/1980 | Stud Book | Not Eligible |
| YUNGERA CALIPH | Gelding | DUN | 45028 | 27/09/1974 | Stud Book | Not Eligible |
| YUNGERA FLEUR | Mare | DUN | 16606 | 01/09/1970 | Stud Book | Deceased |
| YUNGERA JOI | Mare | PALOMINO | 42307 | 25/01/1974 | Stud Book | Not Eligible |
| YUNGERA LADY | Mare | GREY | 16605 | 01/01/1967 | Stud Book | Deceased |
| YUNTA VALLEY PRINCE | Gelding | BROWN | 63938 | 01/08/1979 | Stud Book | Not Eligible |
| YURARA CINDY | Mare | CHESTNUT | 49208 | Stud Book | Not Eligible | |
| YURARA MISS KONNIK | Mare | PALOMINO | F30974 | 14/11/1981 | Foal Recorded | Not Eligible |
| YURARA STAR DUST | Mare | PALOMINO | F32829 | 06/08/1982 | Foal Recorded | Not Eligible |
| YURARA STARLIGHT | Mare | PALOMINO | F26859 | 01/01/1981 | Foal Recorded | Not Eligible |
| YUROKA BEE | Mare | BROWN | 67636 | 01/08/1969 | Stud Book | Deceased |
| YUROKA CHARM | Mare | BROWN | 104529 | 20/09/1983 | Stud Book | Not Eligible |
| YUROKA FOXIE LADY | Mare | BAY | 67637 | 30/09/1980 | Stud Book | Not Eligible |
| YUROKA JAY | Gelding | BAY | F38919 | 09/10/1984 | Foal Recorded | Not Eligible |
| YUROKA KIM | Mare | BROWN | 58232 | Stud Book | Deceased | |
| YUROKA REDGUM | Gelding | CHESTNUT/TAFFY | F38920 | 30/09/1984 | Foal Recorded | Not Eligible |
| YUROKA SHANDY | Mare | TAFFY | F42199 | 01/10/1985 | Foal Recorded | Not Eligible |
| YUROKA SILKWOOD | Mare | BROWN/TAFFY | F38918 | 16/10/1984 | Foal Recorded | Not Eligible |
| YUROKA STINGRAY | Stallion | BROWN/TAFFY | F42198 | 08/10/1985 | Foal Recorded | Not Eligible |
| YURUGA CHANCE - HSH | Gelding | BAY | 230684 | 25/09/2006 | Stud Book | Not Eligible |
| YURUGA MISS PANDORA - HSH | Mare | BAY | C1-230683 | 04/12/2006 | First Cross | Not Eligible |
| YURUNGA SAMANTHA | Mare | CHESTNUT | 30622 | 01/09/1973 | Stud Book | Deceased |
| YURUNGA TEMECHO - HSH | Mare | BAY | 30621 | 01/08/1973 | Stud Book | Deceased |
| YUYANYAH 3DB | Mare | BROWN/BLACK | F5868 | 17/11/1976 | Foal Recorded | Not Eligible |
| YUYANYAH BAREGA | Mare | CHESTNUT | 54075 | 06/02/1977 | Stud Book | Not Eligible |
| YUYANYAH BOBBY MCGEE | Gelding | BAY | 18250 | 12/10/1972 | Stud Book | Not Eligible |
| YUYANYAH DUANA SUPREME | Mare | BROWN | 20985 | Stud Book | Deceased | |
| YUYANYAH JR | Gelding | GREY | 23090 | Stud Book | Deceased | |
| YUYANYAH KAINGANI | Stallion | BROWN | F12802 | 13/12/1977 | Foal Recorded | Not Eligible |
| YUYANYAH KALDARRA | Mare | PALOMINO | 20984 | Stud Book | Deceased | |
| YUYANYAH KARINGA | Mare | DUN | 23092 | 01/05/1974 | Stud Book | Not Eligible |
| YUYANYAH KG | Mare | BROWN | 23091 | Stud Book | Deceased | |
| YUYANYAH KIAMA | Gelding | BAY | 20987 | 28/10/1973 | Stud Book | Not Eligible |
| YUYANYAH LEAH | Mare | GREY | 18249 | 02/12/1972 | Stud Book | Not Eligible |
| YUYANYAH LITTLE BRENDA | Mare | BROWN | 14363 | 18/11/1967 | Stud Book | Deceased |
| YUYANYAH LITTLE VAL | Mare | GREY | F23035 | 24/11/1978 | Foal Recorded | Not Eligible |
| YUYANYAH MAGIC OPAL | Mare | GREY | 14361 | 06/12/1967 | Stud Book | Deceased |
| YUYANYAH MARFAIR | Mare | BAY | 14362 | 24/10/1963 | Stud Book | Deceased |
| YUYANYAH MIRJANA | Mare | BROWN | 23093 | 01/10/1974 | Stud Book | Not Eligible |
| YUYANYAH SEAKER | Mare | BAY | F23036 | 22/12/1978 | Foal Recorded | Not Eligible |
| YUYANYAH TANGARA | Mare | CHESTNUT | 20986 | 17/12/1973 | Stud Book | Deceased |
| YUYANYAH THE CATCHER | Stallion | CHESTNUT | 19965 | 10/09/1965 | Stud Book | Deceased |
| YUYANYAH THYRA | Mare | BAY | 50694 | 28/10/1975 | Stud Book | Not Eligible |
| YUYANYAH TRIPPA | Stallion | BLACK | F12804 | 02/12/1977 | Foal Recorded | Not Eligible |
| YUYANYAH WYUNA | Stallion | BROWN | 33610 | 07/09/1974 | Stud Book | Not Eligible |
| YUYANYAH ZANERA | Mare | BROWN | 25356 | Stud Book | Deceased | |
| YVES SAINT LAURENT | Gelding | DUN | 104730 | 07/09/1988 | Stud Book | Not Eligible |
| YVETTE - HSH | Mare | BROWN | 102187 | 16/08/1980 | Stud Book | Deceased |
| YVETTE BLUE REGRET | Gelding | GREY | 246489 | 31/12/2013 | Stud Book | Not Eligible |
| YVONNE | Mare | GREY | 8890 | Stud Book | Deceased | |
| YVONNE ABBNEAK - HSH | Stallion | BAY | 159803 | 28/12/2003 | Stud Book | Not Eligible |
| YVONNE ABBY - HSH | Mare | BAY | 167680 | 31/10/2002 | Stud Book | Not Eligible |
| YVONNE BABE - HSH | Mare | BAY | 103422 | 22/12/1985 | Stud Book | Deceased |
| YVONNE BEAUTY | Mare | BROWN | 31418 | 03/11/1967 | Stud Book | Deceased |
| YVONNE BOBBEY - HSH | Gelding | CHESTNUT | 137533 | 15/01/2000 | Stud Book | Not Eligible |
| YVONNE BONNIE - HSH | Mare | BAY | 117677 | 21/10/1990 | Stud Book | Eligible |
| YVONNE BRONSON - HSH | Gelding | BAY | 111031 | 01/10/1992 | Stud Book | Not Eligible |
| YVONNE CASSIE - HSH | Mare | BAY | 159800 | 16/09/2001 | Stud Book | Not Eligible |
| YVONNE CODY | Mare | BAY | C1-129185 | 08/11/1995 | First Cross | Not Eligible |
| YVONNE DANIEL | Gelding | BAY | 101104 | 07/11/1979 | Stud Book | Not Eligible |
| YVONNE DIGGER | Gelding | BAY | 103417 | 28/12/1986 | Stud Book | Deceased |
| YVONNE EASY | Gelding | CHESTNUT | 101029 | 19/10/1983 | Stud Book | Deceased |
| YVONNE ELLE - HSH | Mare | BAY | 153169 | 01/11/1997 | Stud Book | Not Eligible |
| YVONNE FRECKLES | Mare | BAY | C1-137532 | 26/11/1997 | First Cross | Not Eligible |
| YVONNE GABBEY - HSH | Mare | BAY | 122782 | 10/11/1993 | Stud Book | Deceased |
| YVONNE GOLDWINGS | Mare | PALOMINO | 31416 | 06/12/1962 | Stud Book | Deceased |
| YVONNE JACKLYN | Mare | BAY | 31417 | 26/10/1966 | Stud Book | Deceased |
| YVONNE JESSE | Stallion | BAY/BROWN | 117675 | 20/10/1990 | Stud Book | Not Eligible |
| YVONNE JOH - HSH | Gelding | CHESTNUT | F43498 | 30/11/1986 | Foal Recorded | Deceased |
| YVONNE JUST A FLASH - HSH | Mare | CHESTNUT | 103418 | 08/12/1982 | Stud Book | Deceased |
| YVONNE KATE | Mare | BROWN | 103420 | 21/01/1986 | Stud Book | Not Eligible |
| YVONNE KING ABB - HSH | Stallion | BAY | 129183 | 15/10/1994 | Stud Book | Not Eligible |
| YVONNE LADY DI | Mare | BROWN | 101027 | 23/09/1982 | Stud Book | Not Eligible |
| YVONNE LUCY | Mare | BAY | F37312 | 24/12/1983 | Foal Recorded | Not Eligible |
| YVONNE LUKE | Stallion | BAY | F40600 | 12/02/1985 | Foal Recorded | Not Eligible |
| YVONNE MAGGIE - HSH | Mare | CHESTNUT | 129187 | 25/09/1996 | Stud Book | Deceased |
| YVONNE NAPOLEON | Gelding | BAY | F37311 | 26/10/1983 | Foal Recorded | Not Eligible |
| YVONNE PEACE - HSH | Mare | BAY | 31420 | 11/11/1970 | Stud Book | Deceased |
| YVONNE RAMBO - HSH | Gelding | BLACK | 103416 | 29/11/1986 | Stud Book | Not Eligible |
| YVONNE REBEL - HSH | Gelding | BROWN | 128870 | 26/10/1995 | Stud Book | Not Eligible |
| YVONNE RED SPARTAN - HSH | Gelding | CHESTNUT | 101028 | 17/12/1983 | Stud Book | Not Eligible |
| YVONNE RED WILLIE - HSH | Stallion | CHESTNUT | 117676 | 07/10/1990 | Stud Book | Not Eligible |
| YVONNE REDWINGS - HSH | Mare | CHESTNUT | 31419 | 04/11/1968 | Stud Book | Deceased |
| YVONNE SABRE - HSH | Gelding | CHESTNUT | 103421 | 04/11/1985 | Stud Book | Deceased |
| YVONNE SAHIB | Gelding | BAY/BROWN | 103419 | 15/10/1985 | Stud Book | Deceased |
| YVONNE SARA | Mare | CHESTNUT | 153170 | 08/01/1998 | Stud Book | Not Eligible |
| YVONNE SUE | Mare | BROWN | 7242 | 20/09/1965 | Stud Book | Deceased |
| YVONNE ZAC - HSH | Gelding | BLACK | 111030 | 28/08/1988 | Stud Book | Not Eligible |
| YVONNES GOLD | Mare | PALOMINO | 56419 | 01/10/1978 | Stud Book | Not Eligible |
| YVONNES GOLDIE | Mare | CHESTNUT | 29725 | 07/11/1966 | Stud Book | Deceased |
| YVONNES READY - HSH | Gelding | BLACK | 103423 | 18/12/1987 | Stud Book | Not Eligible |
| YVONNES RUSH | Gelding | CHESTNUT | 103424 | 26/11/1987 | Stud Book | Not Eligible |
| ZAAR | Mare | GREY | 22314 | Stud Book | Deceased | |
| ZAARN | Gelding | GREY | 66687 | 17/07/1974 | Stud Book | Deceased |
| ZABA | Stallion | BAY | BP-78117 | 05/08/1990 | Breeding Purposes Only - Stud Book | Not Eligible |
| ZABRA | Mare | CHESTNUT | 40273 | Stud Book | Not Eligible | |
| ZAC - HSH | Gelding | BAY | 248431 | 04/11/2014 | Stud Book | Not Eligible |
| ZACHARY | Stallion | BAY | F30585 | 29/11/1979 | Foal Recorded | Not Eligible |
| ZADALENA | Mare | GREY | 80544 | 05/08/1985 | Stud Book | Not Eligible |