Dry Cow Nutrition

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Sponsored Articles:      

Aspergillus fumigatus — A Threat to Healthy Cows 
Until recently, little emphasis has been placed on understanding the direct effect that certain mold species may have on the development of mycoses or mold-related health disorders in livestock. This report looks at the impact of Aspergillus fumigatus. 

A survey of molds and yeast 
The purpose of this study is to characterize what types of fungi and toxins are present in distillers grain by-products used by dairies in Central California.

Dairy Herd Management Articles:

Reduce the risk of ketosis
Ketosis is an undesirable disease with a severe impact on animal performance. Use this advice to prevent ketosis. 

Survey: Amino acid balancing very important 
Despite current economic challenges, the number of people expressing interest in balancing their rations for amino acids remains strong, according to a recent survey.

Iron could lower somatic cell count 
New research looks at the effect of supplementing cows from 60 days prepartum through 60 days postpartum with iron.

Estimations of water use for California dairy cows 
Economic and regulatory constraints make it important to know the volume of water consumed and the mineral content of the water.

Should you use that feed additive?
Use these guidelines to decide.

Ask hard questions when it comes to direct-fed microbials
With direct-fed microbials, or DFMs, it’s difficult to know exactly what you are getting unless you ask the right questions.

Preventive strategies for ketosis
Parturition and the onset of lactation challenges calcium and energy homeostasis in dairy cows predisposing them to periparturient disorders that affect health, production and reproductive performance says Carlos Risco, DVM, Dipl. ACT, University of Florida.

Nutritional management of the dry cow 
Proper management and nutrition while dry is crucial for obtaining maximum milk production in the following lactation.

Molds, metritis and mastitis 
Although our wet fall made the issue of dealing with molds a greater concern than usual, moldy feed has been with us at some level almost every year.

Dry cow management and nutrition factors causing low colostrum production 
Complaints of insufficient colostrum production appear to re-surface in the late fall every year.

New approach to anionic rations
Decreasing the dietary cation-anion difference (DCAD) in pre-fresh rations is a successful strategy to reduce the incidence of subclinical and clinical milk fever (hypocalcemia) in fresh cows.

Feed management critical for dry cows
Dry cow feed management trumps diet formulation every time, Garrett Oetzel, university of Wisconsin veterinarian, says.

Optimize time spent eating
Can feeding behavior tell you if a cow is going to get sick? You bet.

Outside feedbunk extension
Short on bunk space in the pre-fresh pen? Ken Nordlund, veterinarian at the University of Wisconsin, recommends that pre-fresh cows receive at least 30 inches of bunk space per cow.

Straw-free diets work, too
Jack and Jason Martin’s 165-cow herd was in a rut. The first 10 days after cows freshened, were quite frankly, “a wreck,” recalls Jason Martin.



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