| Subject | Parents | Grandparents | Great-Grandparents |
| COLBY'S JOCK | COLBY'S PRIMO JR | Unknown | Unknown |
| Unknown | |||
| Unknown | Unknown | ||
| Unknown | |||
| COLBY'S GYPSY | COLBY'S RIFLE | COLBY'S BUDDY | |
| COLBY'S MERLE (VOSE'S) | |||
| COLBYS BUFFY | Unknown | ||
| Unknown |
5-generation analysis based on pedigree data
| 0% | No common ancestors (ideal) | |
| 6.25% | First cousins | |
| 12.5% | Half-siblings / Grandparent | |
| 25% | Full siblings / Parent-offspring | |
| >25% | Multi-generational inbreeding |