inbreeding: WHITELOCK (1x6) - MELBOURNE (4x4) - THE BARON (4x4) - POCAHONTAS (4x4) - BIRDCATCHER (4x5x5) - SULTAN (4x6x6) - HUMPHREY CLINKER (5x5) - CERVANTES MARE (5x5) - ECHIDNA (5x5) - GLENCOE (5x5) - MARPESSA (5x5) - SIR HERCULES (5x6x6) - GUICCIOLI (5x6x6) - BLACKLOCK (5x6) - COMUS (5x6x6) - MULEY (5x6x6) - WHALEBONE (6x6) - CLINKERINA (6x6) - CERVANTES (6x6) - GOLUMPUS MARE (6x6) - ECONOMIST (6x6) - MISS PRATT (6x6) - TRAMPOLINE (6x6) - CLARE (6x6)