Mineral older calf bolus

Promote growth and resistance of calves with a mineral calf bolus of 6 months worth of trace minerals

Our trace mineral calf bolus Juniortop is a slow-release calf supplement designed to prevent a mineral deficiency in calves and improve the overall well-being of the calves. It helps young cattle with their growth and resistance. 

This mineral calf bolus can be used for young cattle of 150 kg and up.

Mineral deficiency in calves

Benefits of our mineral calf bolus?

  • Slow-release of the daily requirements in minerals during 6 months
  • Different soils have different mineral content. A mineral bolus guarantees sufficient trace minerals for cattle
  • No need for mixing minerals in feed or relying on your cattle to use a licking block

Why a bolus?

  • Easy in use
  • Easy storage and transportation
  • No need to give daily supplements
  • No need to calculate supplementary feed
  • Each cow gets the right dose
  • No spilling

Click here to read more about mineral deficiency in calves

Dosage and administration

  • 1 Juniortop bolus at start of the grazing period, repeat at the return to stables

Orally with the help of a bolus applicator 

 How to apply a mineral calf bolus Juniortop


  • Our mineral calf bolus Juniortop comes in a box of 12 boluses of 75 grams
  • Expiry date: shelf life of 3 years after the production date
  • Store dry, protected from extreme temperatures and out of reach of children


  • Copper
  • Cobalt
  • Selenium
  • Zinc
  • Iodine


FCA certificate for mineral calf bolus Juniortop

Mineral older calf bolus

Coccidia in calves

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Cryptosporidium in calves

Cryptop is a fast-acting bolus designed to prevent the development of cryptosporidium in newborn calves.

Dehydration in calves

Efferfizz is a fast-dissolving calf supplement designed to solve the urgent need for rehydration in situations where calves lose a lot of water and electrolytes.

Calf scour bolus

Bicatop is a calf supplement designed to keep your calves hydrated. A calf with scour (diarrhea) loses a lot of liquids, which causes them to dehydrate and acidify.

Mineral newborn calf bolus

Calftop Flash is a fast acting supplement designed to quickly solve the serious deficiency of vitamins, minerals and trace elements most calves are born with.

Mineral young calf bolus

Calftop Long Acting is a slow-release calf supplement designed to provide trace minerals to boost immunity, improve digestion and promote the growth of calves of 2-3 months old.

Vitamin and mineral older calf bolus

Tracetop Junior is a slow-release calf supplement designed to prevent a vitamin and mineral deficiency in calves and improve the overall wellbeing of the calves.

Calf bolus gun

Our Calf Bolus Gun is an applicator that helps easily administer boluses to calves thanks to the handle that allows you to keep one hand free


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