The main constraints for producers considering adopting a synchronization protocol are labor, facilities and costs. Still, the main advantage of implementing synchronization technology is an added opportunity for more females to conceive in the first 21 days of the breeding season. The authors present benefits of estrus synchronization for beef cows in natural breeding … [Read more...]
Search Results for: calving
Focus on heifers to improve reproduction success, costs
The main reproduction challenge on dairies now lies in the heifer herd, according to the University of Wisconsin-Madison’s Paul M. Fricke, PhD. He said, “Now that we’re raising fewer heifers, it’s more important to be better with them.” Fricke believes attention to reproduction is an important element in lowering the cost to raise a heifer to calving. Source: Hoard’s … [Read more...]
At 70 degrees F calves and cows start feeling the heat
A spring day in the 70s is often celebrated. Jackets get removed, grills get lit, golf clubs come out and cars get washed. But in the calf barn and calving pens, as well as in loafing lots, cattle start to move toward heat stress. Reminding producers that heat stress does not discriminate, Jimena LaPorta, PhD, shared the importance of keeping calves and cows cool. Source: … [Read more...]
Winter break? Not for parasites or control plans.
Commercial Content Some ectoparasitism slows in winter but parasites such as mites and lice prefer the cooler time of the year, writes Elanco’s David L. Prentice, DVM, MS. He reviews the five primary types of mites in cattle, two types of lice and offers tips for effective mitigation and control of mange and lice. Source: Progressive Dairy, January 19, 2024. … [Read more...]
Body condition score in early lactation sets the fertility stage
There is a relationship between body condition and fertility. University of Wisconsin-Madison researchers studying fertility share that when diary cows lose a lot of body condition, they have much lower fertility than their herd mates that maintain or gain weight in early lactation. Source: Dairy Herd Management, January/February 2024. Link. It’s not a foregone conclusion … [Read more...]
Ready or not, here they come
Oklahoma State University shares ways to get ready for calving season. The article is a good resource to send in newsletters or post on social media to help producers prepare for calving. Yes, they probably know most of this . . . but have they acted on it? Give them a nudge to save a middle-of-the-night emergency during a storm. Source: The Cattle Site, January 23, 2024. … [Read more...]
Don’t let dairy cows get lost in transition
One of the bigger threats to overall transition cow health is a reduction in dry matter intake while her energy requirements increase to support milk production. Mindy Ward gathered dairy management practices to help improve overall transition cow performance for this article. The transition cow is milking, producing more milk and not consuming enough calories to cover that . … [Read more...]
Your best shot at preventing calf scours
A cow’s nutritional status during the last trimester of gestation impacts critical factors, such as immune response to scour vaccines, quantity and quality of colostrum, level of antibodies in colostrum and her and the calf’s health and survival after birth, writes Kevin Cain, DVM. Ensuring cows receive key trace minerals prior to calving is necessary to support colostrum … [Read more...]
Beef cows continue to grow until they are 4 years old
Commentary If you grew up or live in cow country you may have heard this before, “Now that the calves are weaned let’s get the cows moved . . . “ Cows, as in all cows that had calves. Bill Halfman reminds us to treat 2-year-old cows differently from the older mature cows. If the young cows are left in with the rest of the herd, they will likely be pushed away and not have … [Read more...]
Don’t forget the bulls
Jobs done, herd sire health and nutrition need to be managed through winter so bulls are in prime condition when spring arrives. Chris Clark, DVM, says post-breeding season can be a good time to do an overall health evaluation and ensure biosecurity as well. Source: BEEF, October 5, 2023. Link. Consider managing bulls in groups by age and nutritional needs. Depending on … [Read more...]
Publication details comparison study on winter cow care
Best management practices for winter care of bred cows aren’t always evident, especially if they are subjected to wintery conditions common in the Upper Midwest. An Iowa State University study evaluated the effects of winter grazing compared to confined winter care of beef cows to determine if conditions would have any impact on the physical condition of the cow or the calf … [Read more...]
Breeding season checklist
As spring calving comes to a close and producers look to crop production, its important to help them get a solid plan together for breeding cows back. In addition to bull management, this is also a good time to cull open cows or those doing poorly. Source: Drovers, April/May 2023. Link. INSIGHTS: Across all types of veterinary practices, we are routinely seeing … [Read more...]
Getting familiar with hemorrhagic bowel syndrome
Hemorrhagic bowel syndrome, also known as sudden death disease, is an emerging, highly fatal intestinal disease of adult cows. The cow's immune system plays a role in whether a cow becomes an HBS cow. Cases are most common following stressful periods in a cow’s lactation cycle such as calving and early lactation, when cows are subject to several different stressors.” – Scott … [Read more...]
Practical advice for assessing newborn calf vigor
Spring calving is well underway. March storms stress cattle and cattle producers alike. Logically, there is a focus on ensuring calves get a good start and that dams recover quickly to care for and feed calves. While an APGAR test for calves would give cattle producers a clue when to intervene in a newborn’s life, Barry Whitworth, DVM, shares practical advice from studies about … [Read more...]
Transition cows. It’s tough being the new kid
Maureen Hanson shares takeaways from a recently published collection in the Journal of Dairy Science authored by Kathryn Proudfoot and Juliana Huzzey. Highlights include: Primiparous cows face new experiences outside of their control during transition. Primiparous and multiparous cows have different social, feeding and lying behaviors. When regrouped, primiparous … [Read more...]
What drives colostrum yield, quality?
Researchers are working to uncover cow-specific and environmental factors associated with colostrum yield and quality. Colostrum yield was associated with a range of cow-specific factors including the sex of the calf, whether the calf was a stillbirth, gestation length, dry period length, parity, previous lactation length and previous lactation 305-day mature-equivalent milk … [Read more...]
Selecting the RIGHT replacement heifers (audio recording)
Selecting replacement heifers is expensive and time-consuming, writes Lindsey Sawin. Knowing the breeding objectives for a producer’s herd may be the most challenging part of the process. Sawin shares some parameters and tools commercial cattlemen can use to select the right females for their operation including: EPD: expected progeny differences CED: calving ease … [Read more...]
Practical culling strategies
Ellen Crawford shares the importance of assertive culling strategies, and the role veterinarians can provide to producers. Culling parameters should remove cattle that do not help the farm or ranch meet its goals. That’s where veterinarians can help producers avoid emotional decisions versus logical business decisions. Operations that are more resilient to drought generally … [Read more...]
New, on-farm pregnancy test kit from Idexx Laboratories
Complimentary Commercial Content With results available in 5 to 20 minutes, the Alertys OnFarm Pregnancy Test from Idexx Laboratories can be used cowside to determine pregnancy as early as 28 days post-breeding or 70 days post-calving. The new test gives producers time savings and convenience because they can preg test whenever they want." Source: Dairy Herd Management, … [Read more...]
Act now to add value to spring calves
Opinion It has taken 30 or more years for calf preconditioning to become a household phrase. For any producer, preconditioning may have a different meaning than his neighbors’. Veterinarians and representatives working with producers must continue to discuss, educate and fine tune preconditioning programs for individual operations. Preconditioning’s value has been proven … [Read more...]
Hybrid approach helps maximize colostrum quality
Achieving high levels of circulating IgG in newborn calves may be easier by boosting maternal colostrum with commercial colostrum replacer. It give calves the best of both worlds when it comes to maximizing passive transfer of immunity. Source: Dairy Herd Management, May 6, 2022. Link. With excellent dry-cow vaccination and colostrum protocols in place, supplementing … [Read more...]
Asian longhorned ticks are on the move
The Asian longhorned tick reached 17 states by last fall. In the United States, the tick has been found in or near counties with large horse, cattle and sheep populations. They do not discriminate however and will use a human or a pet as a host, just the same as livestock or wildlife. The Asian longhorned tick is known to carry the virulent Theileria orientalis Ikeda … [Read more...]
Guard donkeys, an experiment in the defense against wolves
Colorado ranchers and wildlife advocates are carefully watching Don Gittleson’s experiment with donkey as defenders. He would prefer to shoot the wolves which is illegal under federal and state law. The hope is the donkeys will make his herd a tougher target for local wolves. Source: CPR News, March 23, 2022. Link. INSIGHTS: Large breed dogs and llamas have been used for … [Read more...]
Bulls, time to go to work
Spring calving is well underway. Producers are focused on saving new calves and attending to the momma cows’ health. Away from all this commotion are the bulls, some old, some new. They’ve been maintained but are they ready to perform. Bull health and conditioning is critical to the next generation of offspring. Heather Smith Thomas shares the importance of transitioning … [Read more...]
Scheduling castration for bull calves
For bull calves, there’s no good time for castration. In today’s market however, producers use castration as a key component to any preconditioning program. Neutering can greatly influence market price premiums or discounts. Despite common perceptions, numerous studies have shown weaning weights are similar for bulls and steers. 62 percent of commercial cow-calf herds used … [Read more...]
Preconditioning starts when the calf hits the ground
Opinion Stocker operators and feedlots want matched sets of calves that are weaned, castrated, dehorned, familiar with water and feed sources and immunocompetent. Calves born now will be weaned in seven months, but could be weaned much earlier <Link>. Therefore, the colostrum intake first 48 hours after calving could be considered the first step to having … [Read more...]
Don’t cut corners. Those first 48 hours are critical.
Includes Commercial Content Do we need to hear it and share it again and again? Yes Redundant? Yes. Same message over and over? Yes. Different for dairies versus beef? NO Can we cut corners in the first 48 hours after a calf is born? NO Invest in maintaining normal digestive health and a healthy immune system from day one by developing proper protocols to help … [Read more...]
Goals for first lactation dairy cows
We’ve shared considerable calving information in recent weeks. Healthy calves grow to be healthy cows. Rudimentary? Yes, but often unspoken. Calves and heifers that grow well and become productive cows is a target for every dairy farm. Mike Van Amburgh, PhD, shared some growth targets for dairy replacements, writes Abby Bauer. These include doubling a calf’s bodyweight … [Read more...]
Plan ahead to feed problem newborn calves
Not every calf that drops in the coming months will have what it needs to thrive, according to Jason Smith. He discusses the importance of early preparation and colostrum. The importance and value of colostrum to a newborn calf cannot be overstated. Most calves that don’t receive adequate colostrum in a timely manner will not survive. It’s as simple as that.” – Jason Smith, … [Read more...]
Systemic inflammation in pre- and post-partum cows
Although excessive inflammation is bad, the results of a University of Guelph study revealed why some inflammation at calving is positive. The key is discovering the balance between healthy and excessive inflammation, according to Barry J. Bradford, PhD. Inflammation is needed to drive the birthing process, and we also think it’s important for aiding in the metabolic … [Read more...]