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be an important problem in US heifer dairy calves, with a prevalence of 19.2%. 3 Neonates with FPI are at an increased risk for disease and death, compared with neonates with adequate passive transfer. 2 Accurate and quick measurement of passive

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in Journal of the American Veterinary Medical Association

Bovine respiratory disease is the second leading cause of death in preweaned dairy calves, only exceeded by neonatal calf diarrhea. 1 The estimated annual cost of BRD in preweaned calves is $14.71/calf at risk of disease. 1 Calves are at

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in American Journal of Veterinary Research

generally considered to be adequate if serum IgG concentration is > 1,000 mg/dL in calves that have been fed colostrum. 3 Several steps are critical to ensuring adequate transfer of passive immunity in dairy calves. Of these, the most important is ensuring

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in Journal of the American Veterinary Medical Association

The positive effect of colostrum on the health, growth, and subsequent productivity of dairy calves is well established. 1–3 Proper colostrum management is an essential part of any dairy calf program 1,4 and is discussed in every dairy

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in Journal of the American Veterinary Medical Association

reported here was to identify risk factors associated with infection with C parvum in dairy calves. In addition, risk factors for C bovis infection were also investigated by use of C bovis –positive case animals and Cryptosporidium -negative controls

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in American Journal of Veterinary Research

agent and that varied in osmolality. Materials and Methods Animals —Six male colostrum-fed healthy dairy calves (5 Holstein-Friesian and 1 Ayrshire), weighing between 34 and 45 kg (74.8 and 99 lb), were obtained within 3 days after birth from a

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in Journal of the American Veterinary Medical Association

the organism. The purpose of the study reported here was to determine the duration of fecal shedding of and serologic response to Salmonella spp after natural infection in dairy calves and characterize Salmonella organisms recovered from these

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in Journal of the American Veterinary Medical Association

meloxicam has not yet been evaluated as an ancillary therapy for its effects on ADG, attitude, clinical respiratory, or lung ultrasound scores in preweaned dairy calves but has been reported to alleviate inflammation associated with painful procedures such

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in Journal of the American Veterinary Medical Association

feeding a DFM to preweaned dairy calves might aid in the development of a favorable intestinal microbiota that could reduce the prevalence of antimicrobial-resistant bacteria in those calves. Results of a pilot study conducted by our laboratory group in

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in American Journal of Veterinary Research

Feeding the appropriate quantity of liquid feed is crucial to the health and performance of neonatal dairy calves. However, the dairy industry has knowingly undersupplied the energy requirements for these animals. 1 Conventional milk replacer

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in Journal of the American Veterinary Medical Association