Grandam of Shuttle (1764 King's Plate Newcastle, Great Subscription Purse [5yo division] York); and of Syphon (1754 Great Subscription Purse [4yo division] York and a very successful stallion, he is sire of 1) the high class racehorses and successful sires Sweetwilliam (1774 Craven Stakes, sire of Ceres (1785 Oaks)) and Sweetbriar (unbeaten in 8 starts, sire of Assassin (1782 Derby) and of Flyer (dam of Rhadamanthus (1790 Derby) and Daedalus (1794 Derby)); 2) the good stallion Tandem, sire of Pewett (1789 St Leger and dam of Paulina (1807 St Leger)) and of Yellow Filly (1786 Oaks); 3) Sister of Tandem, dam of Cowslip (1785 St Leger);

The best horses which descend from Crab Mare include Saunterer, Muley Moloch, Mumtaz Mahal, Fair Trial, Mahmoud, Nasrullah, Tudor Minstrel, Migoli, Abernant, Petite Etoile, Forward Pass, Shergar, Oh So Sharp, Indian Queen, Risen Star, Alamshar, Dylan Thomas and Zarkova