Stick with dry hay

A rapid transition to a higher forage diet during the early post-weaned phase can be stressful on dairy heifers. FULL STORY »

Identify at-risk fresh cows

The Nov. 20, 2009, edition of this newsletter and last November’s issue of Dairy Herd Management covered research from Cornell University on the risks associated with elevated levels of non-esterified fatty acids (NEFAs) and B-hydroxybutyrate (BHBA) in fresh cows. FULL STORY »

Nutritional models generally do a good job

Some of the commercially available nutritional models accurately predict essential amino acid flows to the small intestine, according to a study reported in the February Journal of Dairy Science. FULL STORY »

Duodenal flows of protein, essential amino acids in dairy cows

The objective of this analysis was to compare the rumen submodel predictions of four commonly used dairy ration programs to observed values of duodenal flows of crude protein (CP), protein fractions and essential AA. FULL STORY »

The association of serum metabolites in the transition period

The objective was to examine the associations of peripartum concentrations of nonesterified fatty acids (NEFA), ß-hydroxybutyrate (BHBA) and calcium with milk production in early lactation and pregnancy at the first artificial insemination (AI) across different management systems. FULL STORY »

Does dry-period nutrition affect colostrum quality?

To find out, University of Illinois researcher Jim Drackley set out to answer the following questions. FULL STORY »

Value of propionic acid preservatives questioned

When it comes to putting up alfalfa hay, you want to capture plants at peak nutritional value. However, weather can be a problem. FULL STORY »

Effects of a propionic acid-based preservative for alfalfa hays

During 2009 and 2010, alfalfa (Medicago sativa L.) hays from two cuttings harvested from the same field site were used to evaluate the effects of a propionic acid-based preservative on the storage characteristics and nutritive value of hays stored as large round bales. FULL STORY »

Is d-methionine bioavailable to the dairy cow?

Rumen-protected forms of Met contain an equimolar mixture of the d- and l-isomers. FULL STORY »

Good news on the bypass methionine front

Bypass methionine supplements are about a 50:50 mixture of D-methionine and L-methionine. FULL STORY »

Looking behind, looking ahead

Research focusing on the feeding and performance of calves and heifers over the past two decades has impacted the way replacements are raised in the United States. FULL STORY »

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5M Series

Five M Series Models: 5065M, 5075M, 5085M, 5100M, and 5115M (65-115 hp). If you spend a lot of time on ... Read More

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