Collie Color Genetics
Color Examples
Blue Head White Rough
Blue Head White Smooth
Blue Merle and White Rough
Blue Merle and White Smooth
Double Dilute Blue Merle Rough
Double Dilute Blue Merle Smooth
Double Dilute Mahogany Merle Rough
Double Dilute Mahogany Merle Smooth
Double Dilute Sable Merle Rough
Double Dilute Sable Merle Smooth
Mahogany Head White Rough
Mahogany Head White Smooth
Mahogany Merle Head White Rough
Mahogany Merle Head White Smooth
Mahogany Merle and White Rough
Mahogany Merle and White Smooth
Mahogany and White Rough
Mahogany and White Smooth
Sable Head White Rough
Sable Head White Smooth
Sable Merle Head White Rough
Sable Merle Head White Smooth
Sable Merle and White Rough
Sable Merle and White Smooth
Sable and White Smooth
Tricolor Rough
Tricolor Smooth
Tri Head White Rough
Tri Head White Smooth
Sable and White Rough
Genetic Combinations
| Color | A | C | S |
|---|---|---|---|
| Blue Head White Rough | AtAt | cc | SwSw |
| Blue Head White Smooth | AtAt | CC | SwSw |
| Blue Head White Smooth | AtAt | Cc | SwSw |
| Blue Merle and White Rough | AtAt | cc | SiSi |
| Blue Merle and White Rough | AtAt | cc | SiSw |
| Blue Merle and White Smooth | AtAt | CC | SiSi |
| Blue Merle and White Smooth | AtAt | CC | SiSw |
| Blue Merle and White Smooth | AtAt | Cc | SiSi |
| Blue Merle and White Smooth | AtAt | Cc | SiSw |
| Double Dilute Blue Merle Rough | AtAt | cc | SiSi |
| Double Dilute Blue Merle Rough | AtAt | cc | SiSw |
| Double Dilute Blue Merle Rough | AtAt | cc | SwSw |
| Double Dilute Blue Merle Smooth | AtAt | CC | SiSi |
| Double Dilute Blue Merle Smooth | AtAt | CC | SiSw |
| Double Dilute Blue Merle Smooth | AtAt | CC | SwSw |
| Double Dilute Blue Merle Smooth | AtAt | Cc | SiSi |
| Double Dilute Blue Merle Smooth | AtAt | Cc | SiSw |
| Double Dilute Blue Merle Smooth | AtAt | Cc | SwSw |
| Double Dilute Mahogany Merle Rough | AtAy | cc | SiSi |
| Double Dilute Mahogany Merle Rough | AtAy | cc | SiSw |
| Double Dilute Mahogany Merle Rough | AtAy | cc | SwSw |
| Double Dilute Mahogany Merle Smooth | AtAy | CC | SiSi |
| Double Dilute Mahogany Merle Smooth | AtAy | CC | SiSw |
| Double Dilute Mahogany Merle Smooth | AtAy | CC | SwSw |
| Double Dilute Mahogany Merle Smooth | AtAy | Cc | SiSi |
| Double Dilute Mahogany Merle Smooth | AtAy | Cc | SiSw |
| Double Dilute Mahogany Merle Smooth | AtAy | Cc | SwSw |
| Double Dilute Sable Merle Rough | AyAy | cc | SiSi |
| Double Dilute Sable Merle Rough | AyAy | cc | SiSw |
| Double Dilute Sable Merle Rough | AyAy | cc | SwSw |
| Double Dilute Sable Merle Smooth | AyAy | CC | SiSi |
| Double Dilute Sable Merle Smooth | AyAy | CC | SiSw |
| Double Dilute Sable Merle Smooth | AyAy | CC | SwSw |
| Double Dilute Sable Merle Smooth | AyAy | Cc | SiSi |
| Double Dilute Sable Merle Smooth | AyAy | Cc | SiSw |
| Double Dilute Sable Merle Smooth | AyAy | Cc | SwSw |
| Mahogany and White Rough | AtAy | cc | SiSi |
| Mahogany and White Rough | AtAy | cc | SiSw |
| Mahogany and White Smooth | AtAy | CC | SiSi |
| Mahogany and White Smooth | AtAy | CC | SiSw |
| Mahogany and White Smooth | AtAy | Cc | SiSi |
| Mahogany and White Smooth | AtAy | Cc | SiSw |
| Mahogany Head White Rough | AtAy | cc | SwSw |
| Mahogany Head White Smooth | AtAy | CC | SwSw |
| Mahogany Head White Smooth | AtAy | Cc | SwSw |
| Mahogany Merle and White Rough | AtAy | cc | SiSi |
| Mahogany Merle and White Rough | AtAy | cc | SiSw |
| Mahogany Merle and White Smooth | AtAy | CC | SiSi |
| Mahogany Merle and White Smooth | AtAy | CC | SiSw |
| Mahogany Merle and White Smooth | AtAy | Cc | SiSi |
| Mahogany Merle and White Smooth | AtAy | Cc | SiSw |
| Mahogany Merle Head White Rough | AtAy | cc | SwSw |
| Mahogany Merle Head White Smooth | AtAy | CC | SwSw |
| Mahogany Merle Head White Smooth | AtAy | Cc | SwSw |
| Sable and White Rough | AyAy | cc | SiSi |
| Sable and White Rough | AyAy | cc | SiSw |
| Sable and White Smooth | AyAy | CC | SiSi |
| Sable and White Smooth | AyAy | CC | SiSw |
| Sable and White Smooth | AyAy | Cc | SiSi |
| Sable and White Smooth | AyAy | Cc | SiSw |
| Sable Head White Rough | AyAy | cc | SwSw |
| Sable Head White Smooth | AyAy | CC | SwSw |
| Sable Head White Smooth | AyAy | Cc | SwSw |
| Sable Merle and White Rough | AyAy | cc | SiSi |
| Sable Merle and White Rough | AyAy | cc | SiSw |
| Sable Merle and White Smooth | AyAy | CC | SiSi |
| Sable Merle and White Smooth | AyAy | CC | SiSw |
| Sable Merle and White Smooth | AyAy | Cc | SiSi |
| Sable Merle and White Smooth | AyAy | Cc | SiSw |
| Sable Merle Head White Rough | AyAy | cc | SwSw |
| Sable Merle Head White Smooth | AyAy | CC | SwSw |
| Sable Merle Head White Smooth | AyAy | Cc | SwSw |
| Tri Head White Rough | AtAt | cc | SwSw |
| Tri Head White Smooth | AtAt | CC | SwSw |
| Tri Head White Smooth | AtAt | Cc | SwSw |
| Tricolor Rough | AtAt | cc | SiSi |
| Tricolor Rough | AtAt | cc | SiSw |
| Tricolor Smooth | AtAt | CC | SiSi |
| Tricolor Smooth | AtAt | CC | SiSw |
| Tricolor Smooth | AtAt | Cc | SiSi |
| Tricolor Smooth | AtAt | Cc | SiSw |