DairyNet Ask an Expert

Questions for Health & Disease

• Do you have any information
  on Blackleg? How do cattle
  get it? What are the symptoms? What can be done
  to control it besides vaccinating? If va...
• What is an acceptable number for dollars spent/cow/year for veterinary services?
• IF YOU START A JOHNESS VACCINATION PROGRAM, CAN YOU AT SOME POINT STOP, OR DO YOU NEED TO DO IT FOREVER?
• We have had troubles with hairy hoof warts. What we have now is somewhat different. The back of the hoof and heel turn a white grayish color and event...
• (1)Has there been any new research done on Johnes disease?
  (2)Is there a link between Johnes and crohns disease?
• Dear Sir
  I have an emergency on my hands, my local vet. has diagnosed some of my cows as having "red gut". Do you know of a cure and what causes it. ...
• Some Veterinariant injects 10,000 unit of Vitamin D3 before 7 days to fresh.
  Is this too much ?
• What is the best, effective treatment for udder lesions, particularly those located at the front and center where the udder attaches. It sometimes ta...
• Some Veterinariant injects 10,000,000 unit of Vitamin D3 before 7 days to fresh.
  Is this too much ?
• Shipping fever is a problem in our dairy herd. Can you please name some good vaccines for the prevention of this disease.
• The other day a producer claimed to see a reduction in hairy warts when cattle were allowed to walk in finely ground limestone. Comments? Is the stron...
• A number of cows (10%), not heifers, are coming down with mastitis, 3-5 days after I move them from the fresh group to the high group. Are these cows ...
• A LOCAL HERD HAS RECENTLY LOST THREE COWS IN THE MILKING STRING.
  UPON POSTING THE LAST COW, LARGE AMOUNTS OF BLOOD WERE FOUND IN THE RUMEN AND ABOM...
• What do you think is the optimal calving interval? days open? and services per pregnancy? trying to gauge my repro health, any numbers would be great....
• We only milk 20 cows and in the last calendar year we have had 4 sets of twins and 1 set of triplets. Several of our single births have been early. ...
• What type of dollor return can dairyman see from a reguler hooftrimming program.I am a hooftrimmer and would like information how much foot problums c...
• I just picked up a herd for my business. They have had three animals die in the last month from what the vet describes as an ulcerated abomasum. Woul...
• Dr. Wallace,
  What is the best time to inject Vit.E & Se to prevent RP? Can i inject first time at 21 days and a second time 7 days before calving? If...
• Dr. Wallace,
  What are the best tools to use at the farm level to evaluate the level of ketone bodies in the cow?
  What are the advantages and disadva...
• What is the preference for cows per footbath before re-plenishing with fresh product? Mr. Richard Wallace references a study of 150 cows, but I see up...