| Okie Blackburn Bay 1997 3567044 | Crowned Okie Unknown 1985 2373268 | Docs Okie Quixote Unknown 1980 1613457 | Doc Quixote Chestnut 1970 0698787 | Doc Bar Chestnut 1956 0076136 |
| Magnolia Gal Bay 1953 0041017 | ||||
| Jimmette Too Unknown 1972 0847338 | Unknown Sire | |||
| Unknown Mare | ||||
| Miss Poco Tary Unknown 1973 0948502 | Poco Nifty Pep Unknown 1959 0106404 | Unknown Sire | ||
| Unknown Mare | ||||
| Miss Poco Ruth Unknown 1964 0337929 | Unknown Sire | |||
| Unknown Mare | ||||
| Perty Susie Bee Unknown 1991 2981410 | Perty Buck Poco Grullo 1975 1157957 | Mr Blackburn 41 Dun 1963 0246868 | Pretty Buck Brown 1942 0002103 | |
| Lady Cowan 6 Bay 1950 0072255 | ||||
| Mr 14's Susie Dun 1964 0341419 | Mr Blackburn 14 Dun 1961 0186290 | |||
| Bert's Susie Bee Gray 1954 0111261 | ||||
| Crystal Springs 1 Unknown 1972 0883133 | Mr Blackburn 40 Bay 1963 0246867 | Pretty Buck Brown 1942 0002103 | ||
| Lady Cowan 5 Dun 1950 0072249 | ||||
| Blackburn 59 Unknown 1964 0304091 | Unknown Sire | |||
| Unknown Mare |