| : | Townfield Nulli Secundus |   | | Persian blue (PER a) | | | | Inbreeding coefficient:1.60 % (4) - 3.74 % (10) | | Ancestor loss coefficient:96.67 % (4) - 28.84 % (10) |
| | : | Townfield Fast Color | | | Persian blue (PER a) | | | | Inbreeding coefficient:0.00% (4) - 2.69 % (10) | | Ancestor loss coefficient:100.00 % (4) - 32.55 % (10) |
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