/b/veterinary-news/posts/world-first-as-sexed-semen-is-used-to-support-survival-of-rare-equine-breed A rare Suffolk Punch horse has given birth to a filly foal after using sex sorted sperm to determine the gender; the first time in the world that this technique has been used to support the survival of rare breeds. With fewer than 72 female Suffolken-USTelligent Community 10