THANKS FOR THE REPLYS I HAVE HAD THEM BOTH CHECKED BY THE VET AND THEY ARE BOTH OKAK. I HAVE USED THE SAME DOG FOR THE MATINGS WHICH IS A PROVEN DOG.THERE IS NO INFECTION AND HAVE BOTH BEEN MATED USING ARTIFICIAL INSEMINATION BY A BULLDOG BREEDER. DOES ANYONE HAVE ANY IDEAS WHAT TO DO. THANKS.