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VetMed Resource

Veterinary information to support practice, based on evidence and continuing education

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Abstract

A limited number of cow-side diagnostic techniques exist for the diagnosis of subclinical endometritis (SCE) in dairy cattle. The objectives of this study were to compare results of endometrial cytology from samples collected by cytobrush (CB) and low-volume lavage (LVL) and to assess leukocyte...

Author(s)
Schyndel, S. J. van; Pascottini, O. B.; LeBlanc, S. J.
Publisher
Elsevier, New York, USA
Citation
Theriogenology, 2018, 120, pp 117-122
Abstract

Author(s)
Winder, C. B.; LeBlanc, S. J.; Haley, D. B.; Lissemore, K. D.; Godkin, M. A.; Duffield, T. F.
Publisher
American Association of Bovine Practitioners, Stillwater, USA
Citation
Proceedings of the Fiftieth Annual Conference of the American Association of Bovine Practitioners, 14-16 September 2017, Omaha, Nebraska, USA, 2017, pp 181
Abstract

Author(s)
Renaud, D. L.; Kelton, D. F.; LeBlanc, S. J.; Haley, D. B.; Jalbert, A.; Duffield, T. F.
Publisher
American Association of Bovine Practitioners, Stillwater, USA
Citation
Proceedings of the Fiftieth Annual Conference of the American Association of Bovine Practitioners, 14-16 September 2017, Omaha, Nebraska, USA, 2017, pp 217
Abstract

A partial budget model was developed to evaluate the economic value of Rumensin Controlled Release Capsule (CRC) boluses when administered before calving to reduce disease and increase milk production. After accounting for disease incidences in a herd and the percentage by which Rumensin CRC can...

Author(s)
Gohary, K.; Overton, M. W.; Massow, M. von; LeBlanc, S. J.; Lissemore, K. D.; Duffield, T. F.
Publisher
Canadian Veterinary Medical Association, Ottawa, Canada
Citation
Canadian Veterinary Journal, 2016, 57, 7, pp 733-740
Abstract

Quantitative assessments of animal welfare are increasingly being used in the dairy industry. It is important to have good precision and accuracy within and among assessors. This study explored the effectiveness of a 3-d training workshop for animal-based measures (ABM) of welfare in dairy cows, in ...

Author(s)
Croyle, S. L.; Nash, C. G. R.; Bauman, C.; Leblanc, S. J.; Haley, D. B.; Khosa, D. K.; Kelton, D. F.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Journal of Dairy Science, 2018, 101, 10, pp 9463-9471
Abstract

Disbudding and dehorning are common procedures on dairy farms. In a recent survey of Ontario dairy producers, 38% reported not using local anesthetic for these procedures. Use of pain control is important for both calf welfare and industry sustainability. Use of local anesthetic requires technical...

Author(s)
Winder, C. B.; LeBlanc, S. J.; Haley, D. B.; Lissemore, K. D.; Godkin, M. A.; Duffield, T. F.
Publisher
Canadian Veterinary Medical Association, Ottawa, Canada
Citation
Canadian Veterinary Journal, 2017, 58, 7, pp 735-740
Abstract

Providing a sufficient quantity of high-quality colostrum to male and female calves soon after birth is critical to reduce the risk of disease and mortality. Practical tests have not been validated to determine failed passive transfer of immunity upon arrival at veal facilities. There are many...

Author(s)
Renaud, D. L.; Duffield, T. F.; Leblanc, S. J.; Kelton, D. F.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Journal of Dairy Science, 2018, 101, 10, pp 9516-9520
Abstract

Bovine respiratory disease (BRD) is a complex disease process and many reports emphasize the negative implications of clinical BRD in dairy calves. Early diagnosis can be difficult because of inconsistent or absent clinical signs; however, the use thoracic ultrasonography has the potential to...

Author(s)
Dunn, T. R.; Ollivett, T. L.; Renaud, D. L.; Leslie, K. E.; LeBlanc, S. J.; Duffield, T. F.; Kelton, D. F.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Journal of Dairy Science, 2018, 101, 6, pp 5404-5410
Abstract

Objective - To evaluate the use of a handheld device for measurement of β-hydroxybutyrate (BHBA) concentration to identify prepartum dairy cattle at risk of developing hyperketonemia during the first week after parturition. Design - Cross-sectional study. Animals - 210 prepartum dairy cows from 6...

Author(s)
Tatone, E. H.; Gordon, J. L.; LeBlanc, S. J.; Duffield, T. F.
Publisher
American Veterinary Medical Association, Schaumburg, USA
Citation
Journal of the American Veterinary Medical Association, 2015, 246, 10, pp 1112-1117
Abstract

Identifying cows in estrus remains a challenge on dairy cattle farms, and tools and technologies have been developed and used to complement or replace visual detection of estrus. Automated activity monitoring (AAM) systems and timed artificial insemination (TAI) are technologies available to dairy...

Author(s)
Denis-Robichaud, J.; Cerri, R. L. A.; Jones-Bitton, A.; LeBlanc, S. J.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Journal of Dairy Science, 2018, 101, 1, pp 624-636

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