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Agvance Logo | Agvance Nutrition New Zealand

Calf nutrition to support calf growth

Your future herd starts in the calf shed. Good early nutrition helps calves grow strong, resist disease and reach genetic potential. The Calf Protect range is designed to support digestion, reduce scours and aid rumen development from colostrum through weaning and beyond. Use targeted products at each stage and combine them with simple management to get the best results.

Talk to your Agvance Consultant today.

Jump to

Timing and risk windows
What to do this week
What to monitor
Matching products to your system
FAQs
Products

Timing and risk windows

Newborn to colostrum window (first 24–48 hrs)

Main risk: Failure of passive transfer, dehydration and early scours. Immediate colostrum quality and intake are critical.

Pre‑weaning (first weeks to ~8 weeks)

Main risk: Digestive upsets, inconsistent milk intake and slow rumen development. Support gut health and the gradual introduction of meal.

Weaning and immediate post‑wean

Main risk: Appetite drop, reduced growth and rumen instability. Post‑wean nutrition and rumen‑support minerals are key.

Transition to pasture/ grower phase

Main risk: Variable pasture quality and missed mineral needs for growth. Maintain rumen development and trace mineral coverage to sustain growth rates.

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What to do this week

  • Check colostrum management: Quantity, quality (use Brix if possible), and timing for newborns.
  • Start using a gut support product at the first signs of scours or as a preventative in high‑risk periods (wet weather, transport).
  • Introduce calf meal gradually from day 3–7 and offer free‑access clean water to promote rumen development.
  • Choose the Calf Protect product that matches the stage you’re managing (starter, stress/support, or grower) and ensure supply on farm.
  • Review housing hygiene, drainage and grouping to minimise disease pressure and stress.

What to monitor

In the paddock

  • Colostrum intake and vigour in newborns, and how long it takes to have their first feed.
  • Faecal consistency and frequency, watch for early scours and dehydration.
  • Appetite for milk and meal, and clean‑up of meal buckets.
  • Activity and demeanour (bright vs dull, interest in surroundings).

 

On‑paper 

  • Growth rates and average daily gain by herd.
  • Incidence and treatment records for scours, dehydration or respiratory disease.
  • Colostrum quality results (Brix) and bottle/drink volumes given.

Product use and response after implementing Calf Protect or other interventions.

Matching products to your system

Pick the product that fits the calf age, risk level and delivery method you use.

Newborns and early pre-wean calves (good when the focus is scours, digestion and getting calves started well)

  • Calf Protect (bentonite + probiotics) – Best for newborns and early pre-wean calves to reduce scours, support digestion and help transition to meal. Dose into colostrum or milk, or offer free choice in-pen.

 

Stress periods or disease pressure (good when calves need extra support for recovery and immune function)

  • Calf Protect+ – Use during poor weather, transport or disease pressure. Adds trace minerals, B vitamins, live yeast and antioxidants to support recovery and immune function. Useful as a short course or during outbreaks.

 

Weaned calves and those moving to pasture (good when the focus is appetite, rumen development and growth after weaning)

  • Calf Protect Grower – Designed for weaned calves and calves moving to pasture. Extra magnesium and B12 support appetite, rumen development and growth rates post-wean.

 

Complementary tools (good for targeted support alongside the main calf programme)

 

Delivery tips

  • Prill form – Mixes accurately in milk or meal with less wastage than powders.
  • Consistent dosing – Record use so you can link product changes to calf performance.
  • Management still matters – Combine product use with good colostrum, hygiene and feeding protocols.

FAQs

When should I start using calf gut support?

A. From first signs of scours or as a preventative during known high‑risk periods (wet weather, group changes). For best results, start at colostrum or when introducing meal.

A. Yes, the finely ground/prill forms are suitable for dosing into colostrum or milk and can also be offered free choice in the pen.

A. Use it through the high‑risk period (transport, poor weather or disease outbreaks) and reassess response; typical courses are short and targeted rather than continuous.

A. At weaning or when calves are fully on meal and moving to pasture – when rumen development and appetite support are the priority.

A. Track colostrum quality, daily feed intake, growth rates (ADG), and health/treatment events before and after product use.

A. Your vet or Agvance Consultant can help match product choice, dose and delivery to your system and set up sensible sampling and monitoring.

Recommended products

Have more questions or ready to order?

Your Agvance Consultant can help you set up a loose lick plan that matches your system and the time of year. Get in touch today. Ready to order? Simply head to My Account, log in or register, and complete your order online.

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