| Prettylady Blackburn Dun 1991 2995776 | Mr Poco Blackburn Unknown 1978 1416738 | Mr Blackburn 41 Dun 1963 0246868 | Pretty Buck Brown 1942 0002103 | Pretty Boy Brown 1928 0002229 |
| Mare by Buck Thomas Unknown Unknown U0074608 | ||||
| Lady Cowan 6 Bay 1950 0072255 | Blackburn Dun 1927 0002228 | |||
| Cowan Mare Unknown Unknown U0069865 | ||||
| Mr 14's Susie Dun 1964 0341419 | Mr Blackburn 14 Dun 1961 0186290 | Poco Bob Dun 1952 0042956 | ||
| Lady Cowan 10 Dun 1950 0072237 | ||||
| Bert's Susie Bee Gray 1954 0111261 | Buster W Bay 1947 0011514 | |||
| Bert's Bay Susie Bay 1948 0098364 | ||||
| Lady Lucky Buck Unknown 1967 0471125 | Unknown Sire | Unknown Sire | Unknown Sire | |
| Unknown Mare | ||||
| Unknown Mare | Unknown Sire | |||
| Unknown Mare | ||||
| Lady Jess Unknown 1961 0224480 | Poco Speedy Dun 1951 0031997 | Poco Bueno Brown 1944 0003044 | ||
| Nellie D Dun 1940 0002285 | ||||
| Miss Jess Unknown 1949 0027806 | Tom Adair Dun 1936 0003926 | |||
| JA Mare 1 Unknown Unknown U0072561 |