MY SON BOUGHT A REGISTERED ANGUS HEIFER LAST APRIL, SHE WILL BE 2 YRS OLD IN APRIL OF THIS YEAR. WE TRIED TO AI HER 3X'S THIS YEAR WITH NO LUCK. THE 4TH TIME WE GAVE HER AN ANITBIOTIC THEN A CIDR PULLED THE CIDR, SHOT HER WITH LUTALYSE AND SHE DIDN'T COME INTO HEAT, UNTIL 6 DAYS LATER WHEN WE...