Details:

• A sustained release bolus aimed at dry dairy cows and dairy heifers.
• Delivers a target level of 20mg per head per day of biotin over 120 days.
• In addition, the bolus also delivers the full daily requirement of copper, cobalt, selenium and iodine as well as levels of zinc, manganese and vitamins A, D3 and E.
• To be used with applicator .