 However, due to his sire's success as a dual-purpose (siring horses good on both the flat and over jumps) sire, Alderbrook had some success.It was announced in 1999 that he would be transferred to Anngrove Stud in Co Laois, Ireland from 2000.The quality of mares sent to Alderbrook was varied and not generally of high quality, but he did sire some jumps horses of note.