Eye colour
| Code | Term | Description |
|---|---|---|
| 0 | Eye absent (white, cream) | Group W' (Group W (states 0 and 1) is only used in combination with Group A (states 0 and 1) for eye pattern (4.3.8)) |
| 1 | Brown splash or gray, Group W | |
| 2 | Tan Brown, Group T | |
| 3 | Red, Group R | |
| 4 | Green, Group G | |
| 5 | Blue to balck, Group B | |
| 6 | Blue to black spots or mottle, Group X | |
| 7 | Speckled (even distribution of fine speckling), Group S | |
| 8 | Mottled (dark brown pigment typically Absent around hilum), Group M | |
| 9 | Mottled and speckled (Victor), Group V | |
| 10 | Other |