FULL SIBLINGS

Written 2004 From (this) pedigree analyst’s point of view, there are two major reasons for the same sire and dam combination coming up with radically different racing talent in their offspring; parent compatibility and parent prepotency.  Other reasons why repeat matings may fail are: advancing age of one or both parents, affecting sperm quality or […]

SEX BIAS IN THE THOROUGHBRED

Written 2008 It is generally accepted that the Thoroughbred inherits its racing ability, among other traits (physical features, temperament etc) via the sire and dam. Obviously, this is the reason we send our mares to well performed or well bred sires in preference to any old Tom, Dick or Neddy. To “breed the best to […]