As calving starts to get underway around the country, farmers are being urged to look at the rumen development in a dairy calf.
Feeding a whey-based milk replacer as opposed to standard replacer can have some quality benefits.
Agrivantage business manager Warren Tanner, along with veterinarian and rearing specialist, Dr Bas joined RadioLIVE's Rural Exchange to share with us the difference, the benefits, and the different types of milk replacer available for farmers.
Sprayo is a particular brand that can help in overcoming rearing challenges for calves and lambs.
Watch the full interview with Warren Turner and Dr Bas above.