Transition & Fresh Cows – New Zealand Association of Ruminant Nutritionists

Dr Claira Seely – Prevention and Treatment of Subclinical Hypocalcemia to Optimise Health and Production in Dairy Cattle

Dr. Claira Seely obtained her PhD from Cornell University under the guidance of Dr. Jessica McArt. Dr. Seely’s graduate studies were centered on the epidemiology of subclinical hypocalcemia in dairy cattle, treatment and prevention of the disease, as well as mechanisms of Calcium homeostasis in the early lactation dairy cow. During her graduate studies, Dr.

May 19, 2026 No Comments

Dr Phil Cardoso – Fat and Muscle Metabolsim through Transition and Its impact on Cow Recovery

Dr. Phil Cardoso is a professor at the University of Illinois at Urbana-Champaign. Dr. Cardoso’s program builds from questions from dairy producers and focuses on having the dairy cow’s diet as a medical prescription for performance, health, and reproduction. This is achieved by understanding the impact of nutrition on metabolism, reproduction, and health in dairy

May 19, 2026 No Comments

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

December 5, 2024 No Comments

Transition Feeding – Sue Macky

Sue Macky discussed the challenges she has come across and highlights areas to focus on during transition feeding in an interactive session. She bounces from nutritional aspects to animal behaviour and cow comfort, to the animal health challenges. Sharing the key components, she looks at and emphasises the importance of going back to basics and

March 20, 2024 No Comments

Transition cow diets and phosphorus – Pip Gale

Pip scene set this presentation by proposing that we are hit with “data overload/decision paralysis” around what to do with options facing us regarding transition cow management programmes. “Winning” with regard to good outcomes from excellent transition management means limiting the of incidence of metabolic disease to <1%, supporting optimum DMI through understanding the “HOT”

March 20, 2024 No Comments

Transition Cow NRC 2021 Update, Prof. Bill Weiss

Dr. Bill Weiss is a Professor emeritus of dairy cattle nutrition at The Ohio State University. He worked extensively in the areas of minerals and vitamins on cow health, forage, feed evaluation and methods to incorporate variability into ration formulation for dairy cattle. Dr. Weiss has published more than 140 journal articles and 450 proceedings

September 22, 2022 No Comments

Early nutrition and later consequences. Feeding the prepubertal heifer – Luis Felipe P. Silva , Univ of Queensland

Major factors affecting milk yield are the ability to supply the mammary gland with nutrients and the gland to produce milk. Achieving body size targets at first calving is critical: Loss of 300 kg of milk (1st lact) per -50kg body weight (BW) at calving, loss of 720 kg of milk (3 lact) per -50kg

March 21, 2018 No Comments

Metabolic changes in early lactation and impaired reproductive performance in dairy cows

Metabolic changes in early lactation and impaired reproductive performance in dairy cows – review article Authors: R. Jorritsma, T. Wensing, T.A.M. Kruip, Peter L.A.M.V. os, Jos P.T.M. Noordhuizen Published: Vet Res. 34(2003)11-26 Recommended reading by Ian Sawyer NZARN members a full copy of the presentation is available below if you are logged in. Non-members looking

February 4, 2016 No Comments

Non-ruminal Transition & Fresh Cow Physiology

Non-ruminal Transition & Fresh Cow Physiology. Impacts and management of DMI and NEFA flow around transition. DMI and liver lipid management is at the core of energy metabolism and glucose supply at calving. Ian Sawyer Presented at the August 2015 NZARN members a full copy of the presentation is available below if you are logged

August 4, 2015 No Comments

Dairy Cow Fertility

Presentation: New Zealand experience in achieving compact calving and strategies for dealing with anoestrus, endometritis and late calving cows. By SCOTT MCDOUGALL, TOM BROWNLIE, MELVIN deBOER AND CHRIS COMPTON COGNOSCO, A DIVISION OF ANEXA ANIMAL HEALTH NZARN members a full copy of the presentation is available below if you are logged in. Non-members looking for

July 3, 2014 No Comments

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