Information and tools to assist in managing dairy cattle nutrition and feed management, including resources on forage, silage, pasture, and water needs. Tips on monitoring heifer growth and weaning strategies for heifers and calves.
Videos ByJud Heinrichs, Coleen M. Jones Length9:21
Understanding dry matter is a key concept in animal nutrition. Learn the importance of dry matter and how to measure it using a microwave or Koster tester.
More Videos ByJud Heinrichs, Coleen M. Jones Length3:10
Demonstration of using a colostrometer to estimate IgG content in colostrum.
More Videos ByJud Heinrichs, Coleen M. Jones Length4:11
Learn how to use optical and digital Brix refractometers to determine how much IgG colostrum contains.
In this video Dr. Jud Heinrichs demonstrates the ASABE Particle Separator, the standard method for the determination of forage particle size.
In this video Dr. Jud Heinrichs demonstrates the Penn State Particle Separator, a popular method for on-farm particle size determination.
In this video Dr. Jud Heinrichs demonstrates the Ro-Tap Particle Separator, the method used to develop the concept of physically effective fiber.
In this video Dr. Jud Heinrichs demonstrates wet sieving, used to determine the particle size of high-moisture samples, such as rumen digesta or feces.
More Videos ByColeen M. Jones, Jud Heinrichs Length12:10
Learn to assign body condition scores for dairy cattle on a 5-point scale by evaluating specific areas of the pelvis and loin.