Articles, News and Testimonials

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Stalosan F: FAQs about ammonia in animal housing

Why is it important to keep ammonia levels low in animal housing? Ammonia present in the air acts as an irritant to eyes and airways. Ammonia inhibits the action of hair-like cilia lining the trachea, potentially allowing pathogens to enter the lower respiratory tissues. This typically leads to respiratory infections such as pneumonia.   Where […]
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Fortifying milk for calves

Fortifying milk for calves: why and how

Research from New Zealand and around the world has shown a strong positive relationship between average daily gain of dairy heifers prepuberty and subsequent lifetime milk production. There is also clear evidence that preweaning growth rates of heifers are key to optimal mammary tissue development. Feeding higher levels of a well-balanced diet to young heifers […]
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Stalosan® F helps keep livestock housing bacteria-free

Stalosan® F, AgriVantage’s germicide powder, kills bacteria, viruses, fungi, and in some instances, parasites and fly larvae by creating unfavourable growing conditions. The combination of dry ingredients absorbs water, neutralises ammonia and lowers pH to inhibit the growth of pathogens. Housed animals like pigs, orphan lambs, calves and goats, and poultry, are susceptible to many […]
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Lisa Paterson made the switch to Sprayfo whey-based calf milk replacer

“If we’re going to the effort of rearing calves, then we want to grow the best animals that we can.”

In 2014 Lisa Paterson made the switch to Sprayfo whey-based calf milk replacer. Based on the performance of her calves year after year, she says she would not use another milk replacer. Lisa and her husband Tony milk 1200 cows on 442ha near Lumsden in the South Island. They rear approximately 800 calves every year […]
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Sprayfo particles

What constitutes a quality milk replacer?

Both research data and practical experience has clearly shown that the pre-weaning nutrition and subsequent development of young animals impacts lifetime performance. For dairy heifers, ewe lambs and doe kids, pre-weaning nutrition has a dramatic impact on lifetime milk production. Where animals are reared for meat production, faster growth rates mean animals make more efficient […]
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“Sprayfo solved our abomasal bloat issues straight away.”

Lynley in a nursery pen with 2-day-old lambs. These babies are checked 3-4 times daily. Lynley Wyeth rears 350-500 lambs annually. In her first few years she had consistent trouble with abomasal bloat. Yoghurtising milk was sometimes successful, but not always. Another challenge was weaning lambs from milk onto concentrates. Searching for a solution, Lynley […]
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Why Josh Jones rears calves with AgriVantage

On the back of a very tough rearing season in 2020, Josh Jones’ calves averaged 72kg at 6-7 weeks. His vet remarked the calves “looked amazing” considering. Based just outside Gore, Josh owns Avon Park Farm. Here he rears 250 calves and 30 lambs annually. For two years, Josh has reared his calves with Sprayfo […]
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We reared healthy, vigorous calves on Sprayfo Delta

The calves transitioned to Sprayfo Delta with no issues. Dairy farmer LeAnne Blakelok says she’s finally found a calf milk replacer (CMR) that has made calf rearing easy, the way it used to be. Based near Inglewood in the Taranaki, LeAnne and her partner Ian Powell milk 385 dairy cows and rear approximately 300 calves; […]
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Sprayfo Delta CMR

Sprayfo Delta CMR is “absolute quality”

Experienced calf rearers Dellwyn and Sheree Malcolm are trialling the latest calf milk replacer (CMR) to hit the New Zealand market – Sprayfo Delta Energised Calf Milk. Despite a season plagued with challenging weather conditions, they are very pleased with the growth of their calves and expect to wean two weeks earlier than previous years.
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“Stalosan F gives me control over the environment that my calves are in.”

Calving Manager Nicole Woodford is a strong advocate for AgriVantage’s Stalosan F. She has used it as the main biosecurity aid in rearing pens for the last 6 years. Nicole currently works at Ardno Farms Limited in Mossburn, Southland. She rears 500 replacement heifers, 100 Herefords to 100kg and 20 Friesian Bulls to 100kg. She […]
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Sprayfo Delta CMR

New Sprayfo CMR is the closest alternative to whole milk

New Sprayfo Delta Energised Calf Milk from AgriVantage provides New Zealand farmers with a highly digestible curding milk replacer inspired by whole milk. It is designed to support rapid early growth rates and optimal organ development.
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Lambs Therase Scott

This is our fourth season with Sprayfo and I wouldn’t change a thing

Southlander Therase Scott has reared lambs and calves for 14 years. In 2017 she introduced Sprayfo Primo Lamb milk replacer to her lambs - to stop abomasal bloat – and she hasn’t looked back.
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For control of humidity and ammonia in rearing pens, think Stalosan F

Northland Dairy Farmer Paula Summers describes herself as “a hygiene freak” and says that Stalosan F is an “absolutely brilliant” drying agent and biosecurity aid in the rearing shed.
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Fortify cows milk with CMR

PROFITABLE CALF REARING – Fortify cows milk with a CMR

Article supplied by Dr B.W. Schouten, BVSc Veterinary Consultant to AgriVantage How to fortify cows’ milk with a CMR Fortifying whole milk with calf milk replacer (CMR) is a great way to extend your colostrum and transition milk supplies, without taking milk from the vat. Fortifying whole milk has the following advantages: Increasing vitamin and […]
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Sprayfo Red the cost-effective milk replacer

Sprayfo Red the cost-effective milk replacer

“I recommend Sprayfo Red as a quality and cost-effective milk replacer” Sanson Dairy Farmer Aaron Taylor rears approximately 450 calves annually with AgriVantage’s Sprayfo Red Finisher calf milk replacer (CMR). He’s used it consistently since 2018, because it has proven to be much easier to use than other products and the calves grow well. Plus, […]
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New Zealand research into whey-based milk replacers

Apples and Oranges: New Zealand research into whey-based milk replacers does not reflect the performance of high-quality imported whey-based milk replacers.

Article supplied by Natalie Chrystal, Nutrition Consultant to AgriVantage If you have been reading the rural press in recent weeks it’s likely you are scratching your head at some of the claims which have been made about whole or skim milk replacers in comparison to whey based milk replacers. You may also be feeling a […]
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How important is curding for digestion of milk proteins

How important is curding for digestion of milk proteins?

What if I told you that approximately 25% of calves don’t produce a curd, even when fed a curding milk replacer. Article supplied by Natalie Chrystal, Nutrition Consultant to AgriVantage Optimising the management and nutrition of calves on dairy farms is essential to the long-term productivity of every dairy herd. Realising the importance of calf […]
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Launchpad18 + Sprayfo Primo Lamb + Biopect = a winning formula

Launchpad18 + Sprayfo Primo Lamb + Biopect = a winning formula

The McEwans Texel Stud is on 50 acres near Ashburton. Here they run 200 breeding ewes and rear 20-30 lambs by hand each year. Elizabeth rears her lambs on Launchpad18 colostrum powder and Sprayfo Primo Lamb milk replacer, with a boost of Biopect. “I am very particular about my lambs” says Elizabeth. “They are like […]
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How to enrich maternal colostrum for calves

It’s a global standard that every calf needs a minimum of 100g IgG in the first feed. To ensure IgG content of maternal colostrum is adequate, we recommend a brixmeter test which will show you the milk solid (MS) %.
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Launchpad18 is “just like ewe’s colostrum”

Texel sheep stud owner Elizabeth McEwan is rearing her lambs with new Launchpad18 colostrum powder along with Sprayfo Primo Lamb milk replacer this season. She’s exceptionally happy with the products and the progress of her lambs. The McEwans Texel Stud is on 50 acres near Ashburton. Here they run 200 breeding ewes and rear 20-30 […]
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Sprayfo Blue, Biopect and Stalosan F – cost-effective rearing solutions

North Otago farmer Wayne Bugden is rearing 120 calves on AgriVantage’s Sprayfo Blue Premium calf milk replacer this season. With an added boost of Biopect, Wayne says the calves are off to an extra good start. Wayne switched to Sprayfo CMR based on his experience with Sprayfo Primo Lamb – which he used to rear […]
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Launchpad18 Colostrum

Why Launchpad18 is the best colostrum powder available

Quite simply, IgG delivers immunity and immunity is essential to survival. With a guaranteed 18 per cent IgG, AgriVantage Launchpad18 colostrum powder has at least 20 per cent more potential immunity than other powders on the market. That’s why it’s the best. Colostrum plays a vital role in neonatal health; providing high quality colostrum as […]
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The Scouring Calf Prevention and treatment

Profitable calf rearing Article supplied by Dr B.W. Schouten, BVSc Veterinary Consultant to AgriVantage Prevention and treatment of scours A scouring calf is in grave danger. The physiological and pathological changes that are occurring in the gut are now well understood and can easily be summarised by the effect on the calf. These are (diarrhoea): […]
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scouring calf

The Scouring Calf – Diagnosis

Profitable calf rearing Article supplied by Dr B.W. Schouten, BVSc Veterinary Consultant to AgriVantage Causes and diagnosis Without a doubt, dealing with scouring calves is the biggest challenge for the calf rearer, and the biggest threat to calf survival. Understanding the causes of neonatal diarrhoea (scours) is important, so that appropriate prevention and treatment can […]
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Agrivantage calf CMR

Milk feeding – the critical first 10 days

Profitable calf rearing Article supplied by Dr B.W. Schouten, BVSc Veterinary Consultant to AgriVantage Once you’re sure that your newborn animals have consumed a good amount of quality colostrum, the feeding schedule over the first 10-day period will lay the foundation for good early health and growth. It’s important to consider the following: Feeding methods […]
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10 golden rules of calf selection

Profitable calf rearing Article supplied by Dr B.W. Schouten, BVSc Veterinary Consultant to AgriVantage The decisions you make on Day 1 could make or break your calf rearing venture. This is the moment you select a calf and pay the market price.   As a rearer, your main objective must be to minimise the mortality […]
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Profitable Calf Rearing

What impacts success or failure? Article supplied by Dr B.W. Schouten, BVSc Veterinary Consultant to AgriVantage Another calf rearing season is fast approaching, and dairy beef calves will soon become available for the dairy/beef market.   Questions you might be asking: What will be the price of a good quality calf? And, what will happen […]
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5 steps to a naturally healthy rearing environment

Use Stalosan F in conjunction with a strong liquid disinfectant for a total hygiene solution. The combination is excellent for rearing pen preparation. For rearing shed or calf-pen preparation: 1. Clear pens of old bedding material. 2. Spray with a strong liquid disinfectant to kill bacteria. Take care to spray rails, gates and vertical walls. […]
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Calf rumen

Are you using the best milk replacer?

“Successful calf rearing depends on many factors, especially good nutrition” says Dr Bas Schouten, one of New Zealand’s renowned experts on animal rearing. “Our aim is to meet the energy requirements of our animals while they are totally reliant on milk. “At the same time, we want to encourage the early intake of concentrates and […]
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Transfer of passive immunity

Access to high quality colostrum is critical for optimal passive transfer of immunity

Immunoglobulin G (IgG) is key to a strong, robust start to life and for fighting infections, making IgG content a critical factor when assessing the quality of colostrum. Failure of Passive Transfer (FPT) occurs when a calf or other new-born animal fails to obtain or absorb adequate quantities of IgG antibodies from colostrum in the […]
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Milkiwean for piglets, there’s nothing better

Pig farmers Pieter Bloem and third generation Gavin and Nicole are firm advocates for Milkiwean Yoghurt, having noted significant improvements in piglet performance and even sow condition since introducing it 3 years ago. In their opinion, there’s no better product for rearing piglets. Bloem Farm in the Otago Peninsula is home to 290 sows and […]
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Sprayfo purple

Why don’t we manufacture Sprayfo milk replacers in New Zealand?

Several customers, mostly lamb rearers have asked us “Why can’t you make Sprayfo here? Wouldn’t that solve the supply issues?” The fact is we have investigated manufacturing Sprayfo milk replacers in New Zealand as this would reduce lead times considerably. Unfortunately, it can’t be done. Why? The chief reason is that Sprayfo is a whey […]
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Sprayfo lambs gain up to 600g daily

Lamb rearers Luke and Rebecca Mahoney were sold on Sprayfo Primo Lamb after just one season, based on the performance of the lambs and the support they received from AgriVantage in achieving their rearing objectives. Based on a 1,200 acre block in Pahiatua, the Mahoney’s have been large-scale calf rearers for some time. 2017 was […]
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Spring Sheep Milk Co confident that Sprayfo “delivers optimal nutritional value”

AgriVantage’s Warren Tanner discusses lamb rearing protocols with Spring Sheep Milk Co Farm Manager John Ryrie and Rearing Manager Jane Egan at the Monavale Pilot Farm in Cambridge. Key to Spring Sheep Milk Co’s overall operation is maximising the production of each individual animal to produce enough high-quality product for their markets. Their approach is […]
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Lamb rearing

Lamb rearing made viable

Feeding Sprayfo Primo Lamb whey-based milk replacer in an adlib feeding system has been a break-through for rearing orphan lambs, according to Sheep Farmer Peter Black, who up until three years ago was frustrated at lamb mortality from abomasal bloat. “Losses from abomasal bloat, which can take some of the best lambs after a lot […]
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How to stop bloat and boost lamb growth rates

West Otago lamb rearer Lyn Chittock has experienced a significant decrease in lamb mortality from bloat over the last three seasons, having lost 40 out of 230 orphan lambs in 2015. She’s also regularly exceeding her weaning targets. So, what’s changed? Lyn switched her lambs to AgriVantage’s Sprayfo Primo Lamb whey milk replacer in 2016. […]
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11+ pigs per sow with Milkiwean

As part of their commitment to “better fed, better bred and better red” pork, Waratah Farms are rearing piglets with AgriVantage’s Milkiwean Yoghurt supplementary feed. Operations Manager Stuart Shaw says feeding Milkiwean is a key reason they now regularly better their target of 11 pigs per sow. Waratah Farms have a breeding herd of 1200 […]
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Sharon Howard - Calves on Sprayfo Blue

Less labour, quicker weaning and healthy calves: Sprayfo ticks all the boxes

Calf rearers Andy and Sharon Howard fed AgriVantage Sprayfo Blue Premium and Sprayfo Red calf milk replacers for the first time in 2017. Because it was so easy to mix, and the calves grew well, they’ll continue using it. No question. Based in Sheffield, Canterbury, the Howards rear 600 calves annually with the objective of […]
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Manipulation of metabolic development of calves is possible: Trouw Nutrition

Trouw Nutrition, manufucturer of Sprayfo, says new data from a recent longitudinal study continues to support the idea that a higher plane of nutrition pre-weaning can help ‘program’ a cow’s future metabolism. To read the full article click here
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4 reasons to rear lambs with Sprayfo Primo Lamb

Best practice in animal welfare is sheep farmer Bradley Stewart’s primary reason for rearing orphan lambs with Sprayfo Primo Lamb milk replacer. Abomasal bloat, which killed up to 25% of the lambs some years, is a thing of the past. The lambs are healthy, weaned earlier and are of increasing value to his operation. Home […]
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Large-scale calf rearer Noel West is a big advocate of Sprayfo Blue Premium calf milk replacer from AgriVantage.

“With Sprayfo Blue, we always achieve better growth rates.” In the 15 years that Noel has been in business, he says he hasn’t found a better milk replacer and doesn’t believe he’s likely to. “I’ve used Sprayfo Blue every season since coming across it in 2013. In my opinion, the consistent quality of Sprayfo CMR […]
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Samchaff lambs grow well on Sprayfo Primo Lamb milk replacer

“We have a much greater survival rate, and the lambs grow well, easily reaching the target weight with Sprayfo.” Using Sprayo Primo Lamb milk replacer has made hand rearing 200 orphan lambs so much easier, and more profitable, says Margaret Saunders. The chief benefit being the lambs no longer suffer bloat, plus it’s easy to […]
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Simon Juby – uses Sprayfo to increase weight gain for goats.

Watch the video below to see how Sprayfo has helped New Zealand farmer Simon Juby increase the weight of his goats.
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Sprayfo making calf rearing economic

One season using Sprayfo Blue Premium calf milk replacer has left Russell Vining convinced he has to include it in his budget for this year’s calf crop. Russell owns a 600 cow operation north of Huntly in the Waikato, and last winter decided to break with tradition and use calf milk replacer to rear replacements […]
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Sprayfo NZ Results

AgriVantage Sprayfo interview with Noel West

Watch the video below to see how Sprayfo has helped New Zealand farmer Noel West.
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Whey powder a quality rearing option

John Reekers is used to the jibes from other farmers that he is bringing coals to Newcastle by using Dutch sourced milk powder to feed his calves on his Waikato property. However he makes no excuse for using Sprayfo Blue Premium whey based milk powder for his calves, and despite uncertainty around the payout, thinks […]
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Sprayfo Calf Milk Replacer stacks up for rearers

Ten free bags of milk powder and some good advice on calf rearing have paid dividends for Whakatane couple Noel West and Leeanne Tubbett. The large scale calf rearers (1,200 calves) were drawn to the AgriVantage stand at the 2013 Fieldays, with the prospect of getting some sage rearing advice from renowned expert Dr Bas […]
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Biopect part of a successful rearing recipe

Good hygiene, established routines and a passion for rearing good calves sees Balclutha farm owner Tania Booth avoid many of the diseases and costs that can often hit southern farms over spring periods. Tania and partner Noel Caulfield have been farming in the region for 11 years after moving south from Matamata. They now own […]
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Sprayfo Primo Goat helps curb abomasal bloat

For Matamata goat farmers Wayne and Robyn Montague, Sprayfo Goat milk replacer is set again to play a key role in their rearing programme for 2013. Wayne and wife Robyn moved out of dairy cows and into goats over 10 years ago, and today run 900 head in an indoor operation. The move from cows […]
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