| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| HARCO JILL | Mare | CHESTNUT | 44439 | 01/01/1972 | Stud Book | Deceased |
| HARCO JEANIE | Mare | BAY | 209723 | 06/09/1976 | Stud Book | Deceased |
| HARCO JANINE | Mare | CHESTNUT | 59314 | 01/09/1977 | Stud Book | Not Eligible |
| HARCO HINDU | Stallion | CHESTNUT | F12446 | 14/08/1977 | Foal Recorded | Not Eligible |
| HARCO DISTRA | Mare | CHESTNUT | 44442 | 09/08/1975 | Stud Book | Not Eligible |
| HARCO COUNTESS | Mare | BROWN | 68184 | 04/09/1978 | Stud Book | Deceased |
| HARCO CO OPERATE - HSH | Gelding | CHESTNUT | 62765 | 05/10/1978 | Stud Book | Deceased |
| HARCO CO OP | Stallion | BAY | F18395 | 03/09/1978 | Foal Recorded | Not Eligible |
| HARCO CLASSIQUE | Mare | CHESTNUT | 61815 | 29/10/1978 | Stud Book | Deceased |
| HARCO CLASSICO | Stallion | BAY | F7437 | 15/09/1976 | Foal Recorded | Not Eligible |
| HARCO CINI | Mare | CHESTNUT | F7436 | 31/08/1976 | Foal Recorded | Not Eligible |
| HARCO CAMELIA | Mare | CHESTNUT | F12445 | 08/12/1977 | Foal Recorded | Not Eligible |
| HARCO BY PRODUCT | Stallion | BAY | F12444 | 05/09/1977 | Foal Recorded | Not Eligible |
| HARCO AZALEA | Mare | CHESTNUT | F18396 | 03/12/1978 | Foal Recorded | Not Eligible |
| HARCO ALLUMETTE | Mare | CHESTNUT | 42915 | 26/01/1976 | Stud Book | Deceased |
| HARCHEE | Mare | BROWN | 28281 | Stud Book | Not Eligible | |
| HARBRI HOLLY | Mare | BAY | F39174 | 26/12/1984 | Foal Recorded | Deceased |
| HARBOUR TOWN | Stallion | CHESTNUT | 61551 | 01/08/1976 | Stud Book | Not Eligible |
| HARBOUR ROSE | Mare | BAY | 104989 | 06/10/1985 | Stud Book | Deceased |
| HARBEN VALE MANDY | Mare | BAY | 41543 | Stud Book | Not Eligible | |
| HARBEN VALE INNAMINKA | Mare | GREY | 41365 | 01/09/1974 | Stud Book | Not Eligible |
| HARBEN MISTY | Mare | BROWN | 65834 | 24/09/1975 | Stud Book | Not Eligible |
| HARBEN FIESTA | Mare | CHESTNUT | 25387 | 13/10/1970 | Stud Book | Deceased |
| HARBEN FANTASY | Mare | BROWN | 4345 | 01/08/1968 | Stud Book | Deceased |
| HARADA | Gelding | BROWN | 10916 | 01/02/1970 | Stud Book | Deceased |
| HAR LEE | Mare | CHESTNUT | 64276 | 08/02/1978 | Stud Book | Not Eligible |
| HAR DYAL | Mare | BROWN | 64883 | 04/12/1975 | Stud Book | Not Eligible |
| HAPPYVALE YELLOW DUCK | Mare | PALOMINO | C2-231354 | 17/10/2009 | Second Cross | Eligible |
| HAPPYVALE WASABI | Stallion | BAY | 270880 | 11/11/2024 | Stud Book | Eligible |
| HAPPYVALE WARRIORPRINCESS | Mare | DUN | 186801 | 27/11/2007 | Stud Book | Eligible |
| HAPPYVALE SYMPHONIE | Stallion | TAFFY | 254039 | 14/08/2019 | Stud Book | Eligible |
| HAPPYVALE SUGAR - HSH | Mare | BROWN | 184533 | 21/10/2006 | Stud Book | Deceased |
| HAPPYVALE SPICE | Mare | DUN | 184534 | 11/11/2006 | Stud Book | Eligible |
| HAPPYVALE SNOWFLAKE | Mare | BAY | 247416 | 01/09/2017 | Stud Book | Eligible |
| HAPPYVALE SLY SYLVESTER | Gelding | BUCKSKIN | 252375 | 12/09/2018 | Stud Book | Eligible |
| HAPPYVALE SKITTLES - HSH | Mare | BAY | 259615 | 15/01/2022 | Stud Book | Not Eligible |
| HAPPYVALE SIMON | Gelding | BLACK | 252374 | 21/11/2018 | Stud Book | Eligible |
| HAPPYVALE SATURN | Mare | BUCKSKIN | 259614 | 22/12/2020 | Stud Book | Eligible |
| HAPPYVALE SAMSON - HSH | Stallion | BLACK | 239298 | 04/01/2015 | Stud Book | Eligible |
| HAPPYVALE SAMBA - HSH | Mare | BLACK | 198721 | 31/08/2011 | Stud Book | Eligible |
| HAPPYVALE ROCKY - HSH | Gelding | BLACK | 252372 | 19/10/2018 | Stud Book | Eligible |
| HAPPYVALE RIPPA RITA - HSH | Mare | BROWN | 239945 | 01/12/2008 | Stud Book | Eligible |
| HAPPYVALE REMINGTON STEELE | Gelding | BLACK/GREY | C1-252373 | 09/09/2017 | First Cross | Eligible |
| HAPPYVALE PRONTO - HSH | Mare | BAY | 264790 | 01/08/2022 | Stud Book | Eligible |
| HAPPYVALE PRINCE CHARMING | Gelding | BAY | 198720 | 08/10/2011 | Stud Book | Eligible |
| HAPPYVALE PRESTO - HSH | Mare | BAY | 264789 | 24/09/2023 | Stud Book | Eligible |
| HAPPYVALE PINK LADY | Mare | BAY | 198719 | 28/09/2011 | Stud Book | Eligible |
| HAPPYVALE PETAL | Mare | BAY | 264788 | 29/08/2022 | Stud Book | Eligible |
| HAPPYVALE OOHLALA | Stallion | CHESTNUT/GREY | 259612 | 16/09/2021 | Stud Book | Eligible |
| HAPPYVALE OLAF - HSH | Gelding | BLACK | 254038 | 30/03/2020 | Stud Book | Eligible |
| HAPPYVALE NUTMEG | Gelding | BAY | 254037 | 13/11/2019 | Stud Book | Eligible |
| HAPPYVALE MISS TRAPEZE | Mare | BAY | 240485 | 11/09/2015 | Stud Book | Eligible |
| HAPPYVALE MISS LILLY | Mare | BAY | C1-264786 | 20/08/2022 | First Cross | Eligible |
| HAPPYVALE MAGIC DUCK | Mare | BUCKSKIN | 264787 | 08/10/2022 | Stud Book | Eligible |
| HAPPYVALE LUKE SKYWALKER | Stallion | BAY/BUCKSKIN | 198718 | 19/09/2011 | Stud Book | Eligible |
| HAPPYVALE KIMOSABI | Mare | CHESTNUT | 189679 | 20/10/2008 | Stud Book | Eligible |
| HAPPYVALE JENKINS | Gelding | BAY | 189678 | 14/11/2008 | Stud Book | Not Eligible |
| HAPPYVALE HOCUS POCUS - HSH | Stallion | BLACK | 231935 | 28/08/2012 | Stud Book | Eligible |
| HAPPYVALE GHOSTWALKER | Gelding | DUN | 259587 | 01/08/2020 | Stud Book | Eligible |
| HAPPYVALE FLYNN RIDER | Gelding | BAY/DUN | 198717 | 27/08/2010 | Stud Book | Not Eligible |
| HAPPYVALE FLOWER - HSH | Mare | BAY | 240484 | 16/10/2015 | Stud Book | Eligible |
| HAPPYVALE DUCK MAGIC | Gelding | BAY | 254036 | 16/10/2019 | Stud Book | Eligible |
| HAPPYVALE DRIFT AWAY | Mare | BROWN | 247415 | 23/11/2016 | Stud Book | Eligible |
| HAPPYVALE DAISY | Mare | BAY | 252371 | 15/12/2018 | Stud Book | Eligible |
| HAPPYVALE CYGNET - HSH | Mare | BAY | 270877 | 03/08/2024 | Stud Book | Eligible |
| HAPPYVALE CLASSIC LADY | Mare | BAY | 254035 | 07/11/2019 | Stud Book | Eligible |
| HAPPYVALE CINNAMON QUILL | Gelding | BAY | 264785 | 09/11/2023 | Stud Book | Not Eligible |
| HAPPYVALE CAPTAIN JACK SPARROW | Gelding | PALOMINO | 231934 | 02/12/2012 | Stud Book | Not Eligible |
| HAPPYVALE BUTCH | Gelding | BAY | 252370 | 10/11/2015 | Stud Book | Eligible |
| HAPPYVALE BUFFY | Mare | BUCKSKIN | C2-240483 | 04/11/2015 | Second Cross | Not Eligible |
| HAPPYVALE BLACK JACK - HSH | Gelding | BLACK | 270878 | 28/08/2024 | Stud Book | Eligible |
| HAPPYVALE AUGUSTA - HSH | Mare | BLACK | 259611 | 09/09/2020 | Stud Book | Eligible |
| HAPPYVALE ARTHUR PENDRAGON | Stallion | BAY | 270881 | 30/11/2024 | Stud Book | Eligible |
| HAPPYVALE APPLE PIE | Gelding | BAY | 248898 | 11/08/2016 | Stud Book | Not Eligible |
| HAPPYRAY - HSH | Gelding | BAY | 140135 | 16/11/2000 | Stud Book | Deceased |
| HAPPY WARRAH | Mare | BAY | 13112 | 01/09/1965 | Stud Book | Deceased |
| HAPPY WANDERER - HSH | Gelding | CHESTNUT | 105575 | 19/10/1985 | Stud Book | Not Eligible |
| HAPPY VENTURE | Mare | CHESTNUT | 47091 | 20/11/1975 | Stud Book | Not Eligible |
| HAPPY VALLEY SIN | Mare | BAY | 26500 | 07/08/1970 | Stud Book | Deceased |
| HAPPY VALLEY SALLY | Mare | BAY | 21803 | 01/08/1971 | Stud Book | Deceased |
| HAPPY VALLEY REBECCA | Mare | BLACK | 18365 | Stud Book | Deceased | |
| HAPPY VALLEY JACKS | Mare | CHESTNUT | 21805 | Stud Book | Deceased | |
| HAPPY VALLEY BESS | Mare | BLACK | 21804 | 23/06/1972 | Stud Book | Deceased |
| HAPPY TIMES | Mare | PALOMINO | 19281 | 01/09/1970 | Stud Book | Deceased |
| HAPPY QUESTION | Gelding | BAY | 254679 | 11/12/2015 | Stud Book | Eligible |
| HAPPY NOW | Mare | BAY | B2-258753 | 09/09/2006 | Breeding Purposes Only - Second Cross | Not Eligible |
| HAPPY JACK | Gelding | BAY | 10165 | Stud Book | Deceased | |
| HAPPY HILDA - HSH | Mare | CHESTNUT | 5203 | Stud Book | Deceased | |
| HAPPY GIRL | Mare | CHESTNUT/ROAN | 63322 | 30/11/1978 | Stud Book | Not Eligible |
| HAPPY FLING | Mare | BLACK/GREY | F6815 | 04/11/1975 | Foal Recorded | Not Eligible |
| HAPPY FAMILY | Stallion | CHESTNUT | F20489 | 14/01/1980 | Foal Recorded | Deceased |
| HAPPY EYRE | Mare | CHESTNUT | 58505 | Stud Book | Not Eligible | |
| HAPPY DAYS | Mare | CHESTNUT | 102213 | 12/01/1977 | Stud Book | Not Eligible |
| HAPPY CLUE | Mare | BROWN | 67294 | 01/11/1978 | Stud Book | Not Eligible |
| HAPPY CHANCE | Gelding | BROWN | 13436 | Stud Book | Deceased | |
| HAPPY BRUCE | Stallion | BAY/BROWN | F11406 | 05/11/1976 | Foal Recorded | Not Eligible |
| HAPPY | Mare | BAY | 709 | 01/01/1967 | Stud Book | Deceased |
| HAPFUL | Stallion | CHESTNUT | 20094 | 03/11/1965 | Stud Book | Deceased |
| HANVEN MYSTR MOON DOCS | Gelding | BAY | C1-247697 | 30/11/2014 | First Cross | Not Eligible |
| HANSOM BOY | Stallion | CHESTNUT | 31992 | 05/09/1967 | Stud Book | Deceased |