Baka:Mixed Russian blue. Tetapi dua anak ni x jadi Russian blue, jadi Russian black, satu anak jadi Russian blue.
Ibu:Russian Blue
Bapa: Tidak pasti
Mesti adopt sepasang.
Fizikal: Ekor kontot(bukan Bob tail)
Macam mana boleh jadi Russian black, saya pun Tak pasti. Tapi ada jumpa kat internet:
Russian Blue to Russian Blue will always produce Russian Blues.
Russian Blue to Russian Black could produce Russian Blues or Russian Blacks.
Russian Blue to Russian White could produce Russian Blues, Russian Blacks and Russian whites.
Info mengenai Russian black:
http://en.m.wikipedia.org/wiki/Russian_White,_Black_and_Tabby