Long term supply of trace elements for up to 6 months containing copper oxide, cobalt, Iodine and selenium. Complementary mineral feed for calves weighing 75-200kg. All sure Calf bolus is a specially designed rumen bolus for calves. The smaller bolus provides consistent and constant supplementation of copper, iodine, selenium and cobalt. This is vitally important to the health and wellbeing for calves as they can go through a number of stressful periods.
