Viva Cal

Reduction of Milk Fever risk after calving

Viva Cal helps to reduce hypocalcemia risk after calving. Easy to manage in the form of a bolus.

  • Rapidly soluble forms of calcium supply and balanced calcium/phosphorus ratio
  • Provides vitamin D3 and a natural source of calcitriol, the hormonal and active form of vitamin D3
  • Supplemented with antioxidants to support immunity around calving


  • Cows that have suffered from milk fever during a previous calving
  • Prevention for cows with parity rank >2
  • High yielding cows
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PS_VivaCal_82g Bolus Nu
PS_VivaCal_82g Bolus Alu
PS_VivaCal_82g Bolus Nu
PS_VivaCal_82g Bolus Alu


  • Bolus of 82 grams individually packed
  • Cardboard box of 20 boluses of 82g

Shelf life

2 years in original packaging.

Directions for use

Administration mode
Direct oral application

Administer one to two boluses at the first signs of calving and another one to two boluses 6 hours after calving. Can be renewed the day after if needed.


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