Latest News From Animal Nutrition

Thermodynamics of Rumen VFA Studied
Thermodynamics of Rumen VFA Studied

Researchers at Virginia Tech University have investigated what effects infusing extra acetate or propionate, or lowering the pH, would have on thermodynamics of VFA in the rumen.

Nutrition Can Help Cattle With Heat Stress
Nutrition Can Help Cattle With Heat Stress

Probiotics fit well into an effective feeding strategy that can be implemented in conjunction with infrastructure considerations to combat the high cost of heat stress.

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3 Considerations to Feed Dry Cows with less Expense

All feed types are costing more, and there's no way around that. However, several management practices can be used to potentially lower costs without sacrificing cow health or the animal's next lactation.

Hidden Sources of Feed Shrink that Affect Cow Performance
Hidden Sources of Feed Shrink that Affect Cow Performance

Dr. Pedro Melendez, a veterinarian and dairy specialist at Texas Tech University, addresses five sources of shrink that can cause substantial losses in terms of feed used, ration formulation and poor performance.

New Bulls Benefit from Nutritional Support and Monitoring
New Bulls Benefit from Nutritional Support and Monitoring

Bulls don't always transition well from one farm to the next. Some extra TLC could mean the difference in whether that animal stays in good condition and maintains good sperm quality and quantity or struggles to adjust.

Phosphorus Supplements May Not be Needed for Heifers
Phosphorus Supplements May Not be Needed for Heifers

Cattle grazing pastures with high soil-test phosphorus may be getting enough of the nutrient from the grass to eliminate the need for a phosphorus feed additive.

Consistent Cow Routines Depend on the Right Mix
Consistent Cow Routines Depend on the Right Mix

TMR consistency and composition are important to efficient and reliable nutrient delivery in lactating cow rations. But the impact of those factors actually can span much further.

Feeding High-Magnesium Minerals to Cows Calving on Winter Pastures
Feeding High-Magnesium Minerals to Cows Calving on Winter Pastures

There is considerable variation in the mineral composition of small grain forages, depending on management, growth conditions, and soil mineral content.

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Address Competition for Feed, Water

While competition is great on the football field or basketball court, dairy cows forced to compete for feed and water is a no-win proposition.

The 411 on Anti-caking Agents
The 411 on Anti-caking Agents

Anti-caking agents make the pellet manufacturing process easier, and can help prevent ground feeds from doming, bridging, and sticking to equipment.

Winter Supplementation of Beef Calves – When Supplementation Doesn’t Pay
Winter Supplementation of Beef Calves – When Supplementation Doesn’t Pay

Many producers assume providing minimal protein supplementation to target approximately 1.0 pound/day gain during the winter is the most economical system. However, research data would suggest otherwise.

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The Importance of Colostrum

Colostrum plays a large role in the health of a newborn calf. Preparing for calving season starts well before the first calf hits the ground.

Diet Considerations to Prevent a Displaced Abomasum
Diet Considerations to Prevent a Displaced Abomasum

Incidence rates for displaced abomasum (DA) range from 1% to 6%, and up to 90% of DA's happen within the first 30 days in milk.

Feedipedia – The Global Animal Feed Resource
Feedipedia – The Global Animal Feed Resource

As feed prices currently challenge U.S. livestock producers, Feedipedia can be a resource for incorporating non-traditional feedstuffs into innovative rations.

Reduced Forages, High Feed Costs Make Limit Feeding A Good Option this Fall
Reduced Forages, High Feed Costs Make Limit Feeding A Good Option this Fall

The basic principle of limit feeding is to feed corn (or other concentrated energy source) and a supplement in just enough quantity to meet the animal’s requirement for maintenance or a targeted level of weight gain.

Give Feed Efficiency The Focus It Deserves
Give Feed Efficiency The Focus It Deserves

Feed efficiency is a key profit driver. Genetics and genetic tools exist to build cattle that are highly efficient and meet or exceed the carcass quality targets that earn packer premiums and satisfy consumers.

How Methionine Supports Reproductive Success
How Methionine Supports Reproductive Success

“The more we understand about how specific nutrition components influence health and performance responses, the more we can support cows in their production cycles.”

Prussic Acid in Warm Season Annuals
Prussic Acid in Warm Season Annuals

With the average frost date upon us, prussic acid will be (or already is) an issue in certain forages. Prussic acid is found when susceptible plants are under drought conditions or after a light frost.

New Oral Feed Supplement Available
New Oral Feed Supplement Available

KineticVet announces immediate availability of Bovi-Trace Drench for beef and dairy cattle.

Feed Cost Per Cow Per Day: It's A Critical Metric Today
Feed Cost Per Cow Per Day: It's A Critical Metric Today

Penn State Dairy Extension specialist Virginia Ishler said current conditions are mimicking those of 2012, when feed prices soared to unprecedented highs.

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Free Webinar: Examining the Effects of the 2021 Drought

Join Drovers editor Greg Henderson and experts from all segments of the beef value chain to better understand the current and future dynamics of this crisis at 3 p.m. on Thursday, August 5, for this free discussion.

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More Wheat Use Likely In Feed Rations This Fall

With the marketplace signaling higher prices for corn this fall, many beef producers will likely look at whether to use more wheat in their feed rations.

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Supplemental Feeding of Stockers Grazing Summer Grass

Reduced performance or ‘Summer Slump’ is associated with decreasing forage quality during the late summer.

More Than Mycotoxins: Bacteria, Yeast and Other Feed Contaminants Can Affect Animal Health, Producers’ Bottom Lines
More Than Mycotoxins: Bacteria, Yeast and Other Feed Contaminants Can Affect Animal Health, Producers’ Bottom Lines

Dr. John Goeser of Rock River Laboratory hosts feed hygiene webinar as part of a seven-part mycotoxin webinar series on Phibro Academy platform.

Get More Nutrients With Less Feed
Get More Nutrients With Less Feed

When commodity feed prices become high, cattle producers should consider options for getting more out of their livestock feeds. Using other methods to get more nutrients out of the feed is now cost effective.

 Nutrient Knowledge: Feeding for Components
Nutrient Knowledge: Feeding for Components

While your dairy clients aren’t able to control what they receive for their milk, they are able make slight adjustments to the protein and fat levels in their bulk tank.

Preparation for meal time on a California dairy.
High-Protein Starter Improves Dairy Calf Weight Gain, Reduces Slumps At Weaning

A high level of crude protein helps support development of the gastrointestinal system, especially important as calves go through the weaning process.

Researchers at the Ohio State recently completed a study evaluating how dietary protein and amino acid supplementation influenced milk production during the first three to four weeks of lactation.
Here’s the Benefit of Feeding a High Protein Diet During Early Lactation

Researchers at the Ohio State recently completed a study evaluating how dietary protein and amino acid supplementation influenced milk production during the first three to four weeks of lactation.

Whether or not to feed hay to preweaned dairy calves is a longstanding debate, without an absolute answer.
The Pros and Cons of Feeding Hay Early

Whether or not to feed hay to preweaned dairy calves is a longstanding debate, without an absolute answer.

Bovine Veterinarian's Spotlight on Nutrition
Bovine Veterinarian's Spotlight on Nutrition

As 2020 comes to an end the Bovine Veterinarian editors have gathered up some of the top tips published this year that focus on the nutritional needs of cattle.

The next frontier will be an increased focus on feed efficiency and will also be centered on expanding the digestible fiber pool.
Expanding the Digestible Fiber Pool

The next frontier will be an increased focus on feed efficiency and will also be centered on expanding the digestible fiber pool.

Now is the time to make plans for the 2021 grazing season.
Now is Time to Plan for 2021 Grazing Season

Pastures stressed by drought and/or overgrazing this fall more than likely will experience a delay in grazing readiness in 2021, irrelevant of the amount of snow received this winter and rainfall received next spring.

Don’t Wait on Winter Cow Nutrition Preparation

Develop feeding plans now to maintain body condition and reproductive performance.

An esophageal tube feeder can be a lifeline for young calves, delivering colostrum, milk or electrolytes when they are unable to suckle a bottle. But incorrect use of these feeders can be dangerous or even deadly. The University of Wisconsin Dairy Extension team shares advice on the best methods for using tube feeders.
Calf Tube Feeding Done Right

An esophageal tube feeder can be a lifeline for young calves, delivering colostrum, milk or electrolytes when they are unable to suckle a bottle. But incorrect use of these feeders can be dangerous or even deadly.

Virginia Tech Testing Bee-Friendly Forage Material
Virginia Tech Testing Bee-Friendly Forage Material

Fescue is hardy, but can harbor a fungus that causes health issues for cattle. It also crowds out native plants, which can harm pollinator populations. A Virginia Tech study aims to solve both problems.

The protozoan Ophryoscolex spp. has a unique and complex cell structure. With an average length of 185 micrometers, it is one of the largest in the cow's rumen.
Researchers Assemble Genomic "Jigsaw" of Cow Gut Microbes

Using high-tech tools, Agricultural Research Service (ARS) scientists and their cooperators have taken a deep dive into the microbial "soup" of the cow's rumen.

The protozoan Ophryoscolex spp. has a unique and complex cell structure. With an average length of 185 micrometers, it is one of the largest in the cow's rumen.
Researchers Assemble Genomic "Jigsaw" of Cow Gut Microbes

​​​​​​​Using high-tech tools, Agricultural Research Service (ARS) scientists and their cooperators have taken a deep dive into the microbial "soup" of the cow's rumen.

Feed efficiency improvements through genetic selection could significantly reduce production costs and benefit sustainability of beef production.
Researchers Identify Promising New Gene Markers for Feed Efficiency

Scientists at the University of Alberta have identified 19 genes that could serve as key markers for feed efficiency in cattle.

Cattle fed the algae product at the 5% level had significantly greater average daily gains and finished weight, lower feed intake and better feed-per-gain compared with control cattle.
Algae Byproduct Shows Potential as Cattle Feed

Various types of algae continue to attract interest as potential sources of nutritional products for humans and animals.

Cattle fed the algae product at the 5% level had significantly greater average daily gains and finished weight, lower feed intake and better feed-per-gain compared with control cattle.
Algae Byproduct Shows Potential as Cattle Feed

Various types of algae continue to attract interest as potential sources of nutritional products for humans and animals.

Cattle fed the algae byproduct at the 5% level had significantly greater average daily gains and finished weight, lower feed intake and better feed-per-gain compared with control cattle.
Algae Byproduct Shows Potential as Cattle Feed

Various types of algae continue to attract interest as potential sources of nutritional products for humans and animals.

Study: Forage Sorghum Silage an Option with Sugarcane Aphid Control
Study: Forage Sorghum Silage an Option with Sugarcane Aphid Control

Forage sorghum silage in the Texas High Plains is a viable option with sugarcane aphid control, according to a Texas A&M AgriLife Extension Service study.

A New Way to Add Fat to Calf Starter Rations
A New Way to Add Fat to Calf Starter Rations

A European research team led by world-renowned calf and heifer researcher Alex Bach has investigated a new method for delivering fat that may have merit for commercial application.

Study: Fumonisin Not Detrimental to Beef Cattle Diets
Study: Fumonisin Not Detrimental to Beef Cattle Diets

Increasing levels of dietary fumonisin do not adversely affect feedlot cattle performance, according to a Texas A&M AgriLife Research scientist in Amarillo.