| : | Terency Blue Star |   | | Russian Blue (RUS) | | | | Inbreeding coefficient:7.85 % (4) - 15.22 % (10) | | Ancestor loss coefficient:83.33 % (4) - 14.47 % (10) |
| | : | Feodora Blue Star | | | Russian Blue (RUS) | | | | Inbreeding coefficient:0.00% (4) - 0.00 % (9) | | Ancestor loss coefficient:93.75 % (4) - 29.28 % (10) |
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