It just takes one colostrum-deprived calf to start a bad clinical case and the rest of the herd becomes highly exposed to infectious scour causing organism and a wreck develops.

Second year for scours vaccine shortage

Animal Health: Preventing disease is always a good place to start

We live in a world where vaccinology has been one of the mainstays of disease prevention in livestock in general — producers definitely rely on it. This year, one of the main scour vaccines has been absent in the marketplace for the second straight year. There are alternative products, but their use may mean tweaking […] Read more

The three scour vaccines on the market in Canada are good at getting protection to calves into colostrum for the different common causes of scours.

How to avoid scours getting at your calves

Several factors to hopefully reduce the impact of disease development

In this day and age, when you have the first case of scours develop, most veterinarians would advise to give electrolytes to counter dehydration, other ancillary treatments such as NSAIDs (anti-inflammatory medications) and if necessary, antibiotics. If a second case arises it’s a good idea to get it diagnosed to know exactly what you’re dealing […] Read more


Once a calf gets weak and gets down or has no suckle reflex, it needs IV fluid.

Important scour-prevention tips for calves

Keep calving facilities clean, and focus on good herd health status

Scours is the number-one killer of calves under two months of age. It takes many different management strategies to prevent scours and it is important to know that it is caused by many different things. The following points will offer some ideas to reduce the buildup of organisms and increase resistance in your calves. Disease […] Read more

There is no simple test to be able to identify what causes scours in calves.

Causes of calf scours can be difficult to identify

There is no simple test to be able to identify what causes scours in calves

Scours is the most common illness and cause of death in young calves. Some years are worse than others for scours outbreaks, and there are many causes including certain kinds of bacteria, viruses or protozoa. Whether calves get sick depends on many factors including exposure (contact with pathogens, either by coming in contact with a […] Read more


Doug Wray has the main herd calving on pasture. Once he has some calves on the ground — three or four days or 
a week’s worth — he moves those cow-calf pairs out of the main herd and onto to fresh pasture.

Keep cow-calf pairs moving at calving

Separating newborns from older calves reduces scours risk

Editor’s Note: This is part of a feature blog article produced by the Beef Cattle Research Council on the value of developing a calving system that separates newborn cow-calf pairs from older calves to reduce the risk of disease spread. The concept is known as the Sandhill Calving system although there are variations on the theme. Doug Wray believes […] Read more

(Photo courtesy ARS/USDA)

PED outbreaks slow, but still top of mind in Ontario

Swine Health Ontario dedicated its recent annual Big Bug Day to continuing toward the goal of eradicating porcine epidemic diarrhea (PED) from Ontario. Martin Misener, a vet and chair of the Ontario Swine Health Advisory Board, challenged the hog industry to not get complacent about stopping PED. Misener noted he had heard from people who […] Read more


photo: file

Be alert for common young calf problems

Every calving season, veterinarians are called on to examine calves with a multitude of problems. Some are herd management related but many are individual problems of no concern to the rest of the herd. Most cases fall into a few broad categories. Each category has a much different treatment regime. With calves, clinically we need […] Read more

Cow and calf in a field.

Proper management can prevent scours

Animal health

Most calf scour documents focus on treatment of calf scours and methods involved to eliminate an outbreak. But with the proper management, preventative measures have proven to substantially reduce all scours. Nothing is foolproof, but if certain measures are followed incidence of the disease can be dramatically reduced. Certain management procedures should be avoided as […] Read more