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Dr Ian Lean – Feed Additives
Ian stepped conference attendees through the role for feed additives in dairy rations, with a specific emphasis on those associated with management and control of rumen acidosis. Starting the presentation with an overview of ruminal acidosis, Ian stepped us through the definitions of clinical and sub-clinical acidosis and that acidosis is a continuum and is
Dr Emma Cuttance, Facial Eczema
Dr Emma Cuttance has been key in the recent research carried out in NZ for facial eczema (FE). Within her presentation, she walks through the impact of FE, the damage caused by FE going untreated, and the reliability of treatment options. NZARN members a copy of the presentation is available below if you are logged
Dr Lance Baumgard, Inflammation
Lance kick started the session with an over view of the GIT, and the impact of how overall health can stem from the GIT. He discusses the thickness of the rumen which can be > 10 layers thick, compared the intestinal wall which is much thinner. The intestinal track has adaptations to increase the nutrient
Simon Redmond, GHG Mitigations, One View
Simon kicked off with his background as a dairy consultant and emphasized that this is just one man’s view on ways GHG can be mitigated. He highlights that there are mitigation strategies to support lower GHG with the use of highly digestible feed, ionophores and other feed additives such as yeasts. Simon discussed the ways
Dr Ian Lean – Nutrition and Reproduction
Ian introduced this session outlining the content of his presentation – extremely broad as an overview of both work done in this space previously, but also up and coming new work. A causal web that draws associations between nutrition, cow genetics, environmental factors and nutrient demands including lactation and pregnancy is an excellent slide used
Ginny Dondunski – The future of parasite management (It’s all about nutrition)
Dr Ginny Dodunski highlighted how Cooperia and Ostertagia are now often resistant against triple active drenches. There are management options possible to reduce or avoid regular drench use without loss in growth. from holistic approaches with stock management, and strategic drench use there can still be impacts on performance due to the challenges around parasites.
