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| : Ve van Biforst Russian Blue (RUS) Inbreeding coefficient: 3.13 % (4) - 3.23 % (10) Ancestor loss coefficient: 91.67 % (4) - 17.88 % (12)   | : IC Blue Prins van de Bruinband Russian Blue (RUS) | : CH Hengist Blue Gentleman Russian Blue (RUS) | CH Hengist Stroganoff Russian Blue (RUS) | Meadliam Tarragon Russian Blue (RUS) | : Ariana van Taras Bulba Russian Blue (RUS) | Igor van Puschkin Russian Blue (RUS) | Janine van Taras Bulba Russian Blue (RUS) | : Grima van de Groene Ridder Russian Blue (RUS) | : IC Borja de Caprice Russian Blue (RUS) | IC Utopia´s Fedor Russian Blue (RUS) | CH Katjoesja van Taras Bulba Russian Blue (RUS) | : E-Jet Russian Blue (RUS) | ||||||
| : Olga van Katyn Russian Blue (RUS) Inbreeding coefficient: 12.94 % (4) - 13.48 % (10) Ancestor loss coefficient: 87.50 % (4) - 19.23 % (12) | : CH Iwan van Katyn Russian Blue (RUS) | : IC Blue Rascal van de Bruinband Russian Blue (RUS) | CH Hengist Blue Gentleman Russian Blue (RUS) | Blue Fire van de Bruinband Russian Blue (RUS) | : Masja van Katyn Russian Blue (RUS) | IC Borja de Caprice Russian Blue (RUS) | Hester uit de Poel Russian Blue (RUS) | : Hester uit de Poel Russian Blue (RUS) | : Silmaril van Katteleyne Siamese blue point (SIA a) | Dalda van de Haymostam Siamese blue point (SIA a 33) | Colette v.d. Moonanag-Thau Siamese blue point (SIA a) | : Alomene´s Hannelore Russian Blue (RUS) | Silver Paw van Poelgeest Siamese blue point (SIA a) | Mieke Russian Blue (RUS) | ||||