| Sons | Grand-sons | |
Byrock Balmy Breeze   Eng Ch Kingrock Canis Pugnax x Bredwardine Bashful Babe Of Byrock |
Byrock Summer Breeze  Pringham Happy Harry x Byrock Balmy Breeze |
Manhatton Martha Byrock Summer Breeze x Ravensbank Sirtar Byrock Summer Breeze x Ravensbank Sirtar |
| Penrichlar Planet Byrock Summer Breeze x Manhatton Martha Byrock Summer Breeze x Manhatton Martha |