siblings of La Diffa xx

half siblings maternal 2 half siblings paternal 6
  half siblings maternal (2)
  half siblings maternal (2)
  half siblings paternal (6)

half siblings maternal

horse Perle D'Ambre xx (Thoroughbred, 1960, from Amber xx)

Perle D'Ambre xx
gender-female
1960

Amber xx / Pan II xx

broodmare Sainte Colline xx (Thoroughbred, 1969, from Sanctus xx)

Sainte Colline xx
gender-female
1969

Sanctus xx / Pan II xx