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| : CH Felighn Blue Czar Russian Blue (RUS) Inbreeding coefficient: 3.66 % (4) - 12.94 % (10) Ancestor loss coefficient: 86.21 % (4) - 10.34 % (10)   | : GC Myemgay Stravinski Russian Blue (RUS) | : Eastern Ninotchka Russian Blue (RUS) | Eilandonna Sarno Russian Blue (RUS) | Marshala Rusan Tresca Russian Blue (RUS) | : CH Rheingold Aglaja Russian Blue (RUS) | Marshala Rusan Macca Russian Blue (RUS) | Devenish Rian Tamyr Russian Blue (RUS) | : TGC Felighn Mazanka Russian Blue (RUS) | : GC Carramar Kelikov Russian Blue (RUS) | Marshala Rusan Viscount Russian Blue (RUS) | Gold CH Eilandonna Katinka Russian Blue (RUS) | : CH Warwee Natasha Russian Blue (RUS) | CH Sylphides Talmudovsky Russian Blue (RUS) | Raelyn Blue Heidi Russian Blue (RUS) | ||||
| : Felighn Olga Czarevna Russian Blue (RUS) Inbreeding coefficient: 14.30 % (4) - 25.76 % (10) Ancestor loss coefficient: 86.67 % (4) - 9.01 % (10) | : CH Kroonstadt Shalimar Russian Blue (RUS) | : DGC Felighn Blue Russadan Russian Blue (RUS) | GC Myemgay Stravinski Russian Blue (RUS) | TGC Felighn Mazanka Russian Blue (RUS) | : DGC Sanderlea Nicola Russian Blue (RUS) | DGC Devenish Rian Minx Russian Blue (RUS) | CH Craodina Za Blue Sophia Russian Blue (RUS) | : TGC Felighn Mazanka Russian Blue (RUS) | : GC Carramar Kelikov Russian Blue (RUS) | Marshala Rusan Viscount Russian Blue (RUS) | Gold CH Eilandonna Katinka Russian Blue (RUS) | : CH Warwee Natasha Russian Blue (RUS) | CH Sylphides Talmudovsky Russian Blue (RUS) | Raelyn Blue Heidi Russian Blue (RUS) | ||||