Seamless integration of research in the area of Animal Welfare provides impactful outreach and education in animal agriculture.
Faculty and Staff
Jennifer Van Os
Assistant Professor and Extension Specialist – Animal Welfare
Assistant Professor – Animal Welfare
Professor – Reproductive Physiology
Associate Professor – Lactation Biology
Professor – Reproductive Physiology
Associate Professor – Meat Science
Professor – Animal Nutrition
Assistant Professor – Nutritional Physiology
Professor – Livestock Production and Nutritional Physiology
Professor – Genetics
Professor – Breeding and Genetics
Assistant Professor – Precision Management and Data Analytics
Professor – Meat Science
Selected Peer-Reviewed Articles
Grez Capdeville, M., N. Gross, J. C. Baker, J. A. Shutter, A. R. Haas, M. E. Wilson, and T. D. Crenshaw. 2020. Alleged predisposing dietary factors fail to increase the incidence of osteochondrosis-like lesions in growing pigs at 14 and 24 weeks of age. J Anim Sci 98:1-13 https://doi.org/10.1093/jas/skaa103
Grez Capdeville, M. and T. D. Crenshaw. 2020. Peripartum Ca and P homeostasis in multiparous sows fed adequate or excess dietary Ca. Animal 1-8 https://doi.org/10.1017/S1751731120000555
Adcock, S.J.J., Cruz, D., Tucker, C.B. 2020. Behavioral changes in calves 11 days after cautery disbudding: Effect of local anesthesia. Journal of Dairy Science. In press.
Adcock, S.J.J., Tucker, C.B. 2020. The effect of early burn injury on sensitivity to future painful stimuli in dairy heifers. PLOS One. 15: e0233711.
Adcock, S.J.J., Tucker, C.B. 2020. Naïve domestic Bos taurus calves recognize the scent of a canine predator. Animal Behaviour. 164: 173-180.
Adcock, S.J.J., Tucker, C.B. 2020. Conditioned place preference reveals ongoing pain in calves 3 weeks after disbudding. Scientific Reports.10: 3849.
Esser, N. M., H. Su, W. K. Coblentz, M. S. Akins, B. A. Kieke, N. P. Martin, M. A. Borchardt, and W. E. Jokela. 2019. Efficacy of recycled sand or organic solids as bedding sources for lactating cows housed in freestalls. Journal of Dairy Science.
Van Os, J.M.C., D.M. Weary, J.H.C. Costa, M.J. Hötzel, M.A.G. von Keyserlingk. 2019. Sampling strategies for assessing lameness, injuries, and body condition score on dairy farms. Journal of Dairy Science 102:8290-8304.
McCue, M., J. L. Reichert, and T. D. Crenshaw. 2019. Impact of dietary vitamin D supplements in nursery diets on subsequent growth and bone responses of pigs during an immune challenge. J Anim Sci. 97: 4895–4903. https://doi.org/10.1093/jas/skz347
Zhouzheng R., D. E. Bütz, M. Ramuta, K. Zhang, Q. Zeng, X. Yang, X. Yang, T. D. Crenshaw, and M. E. Cook. 2019. Effect of anti-fibroblast growth factor receptor 1 antibodies on phosphorus metabolism in laying hens and their progeny chicks. Poult Sci 98:5691-5699. http://dx.doi.org/10.3382/ps/pez353
Miller-Cushon E, Horvath K, Fabris TF, Dahl GE, Laporta J (2019). Short Communication: Effects of mammary biopsy in the dry period on activity and feeding behavior of dairy cows. Journal of Dairy Science 102(12):11453-11458
Alvarez, L., Adcock, S.J.J., Tucker, C.B. 2019. Sensitivity and wound healing after hot-iron disbudding in goat kids. Journal of Dairy Science 102: 10152–10162.
Adcock, S.J.J., Vieira, S.K., Alvarez, L., Tucker, C.B. 2019. Iron and laterality effects on healing of cautery disbudding wounds in dairy calves. Journal of Dairy Science 102: 10163-10172.
Jimenez, R.E., Adcock, S.J.J., Tucker, C.B. 2019. Acute pain responses in dairy calves undergoing cornual nerve blocks with or without topical anesthetic. Journal of Dairy Science 102: 3431-3438.
Van Os, J.M.C., E.M. Mintline, T.J. DeVries, C.B. Tucker. 2018. Domestic cattle (Bos taurus taurus) are motivated to obtain forage and will demonstrate contrafreeloading. PLoS ONE 0193109.
Van Os, J.M.C., C. Winckler, J. Trieb, S.V. Matarazzo, T.W. Lehenbauer, J.D. Champagne, C.B. Tucker. 2018. Reliability of sampling strategies for measuring dairy cattle welfare on commercial farms. Journal of Dairy Science 101:1495-1504.
Chandler, T. L., R. S. Pralle, J. R. R. Dorea, S. E. Poock, G. R. Oetzel, R. H. Fourdraine, and H. M. White. 2017. Predicting hyperketonemia by logistic and linear regression using continuous milk and management variables in early lactation Holstein and Jersey cows. Journal of Dairy Science, 101:2476–2491.
Adcock, S.J.J., Tucker, C.B. 2018. The effect of disbudding age on healing and pain sensitivity in dairy calves. Journal of Dairy Science 101: 10361–10373.
Adcock, S.J.J., Tucker, C.B., Weerasinghe, G., Rajapaksha, E. 2018. Communication: Branding practices on four dairies in Kantale, Sri Lanka. Animals 8: 137.
Van Os, J.M. C., E.M. Mintline, T.J. DeVries, C.B. Tucker. 2017. Motivation of naïve feedlot cattle to obtain grain and individual responses to novelty. Applied Animal Behaviour Science 197:68-74.
Chen (Van Os), J.M., C.L. Stull, D.N. Ledgerwood, C.B. Tucker. 2017. Muddy conditions reduce hygiene and lying time in dairy cattle and increase time spent on concrete. Journal of Dairy Science 100:2090-2103.
Frie, Meredith C. Brian W. Kirkpatrick, Kelly R. B. Sporer, Paul M. Coussens. 2017. T and B cell activation profiles from cows with and without Johne’s disease in response to in vitro stimulation with Mycobacterium avium subspecies paratuberculosis. Veterinary Immunology and Immunopathology 193-194:50-56.
Sallam, A.M., Y. Zare, F.Alpay, G.E. Shook, M. T. Collins, S. Alsheikh, M. Sharaby, Y. Mabrouk and B. W. Kirkpatrick. 2017. An across-breed genome wide association analysis of susceptibility to paratuberculosis in dairy cattle. Journal of Dairy Research 84:61-67.
Chen (Van Os), J.M., K.E. Schütz, C.B. Tucker. 2016. Technical note: Comparison of instantaneous sampling and continuous observation of dairy cattle behavior in freestall housing. Journal of Dairy Science 99:8341-8346.
Chen (Van Os), J.M., K.E. Schütz, C.B. Tucker. 2016. Cooling cows efficiently with water spray: Behavioral, physiological, and production responses to sprinklers at the feed bunk. Journal of Dairy Science 99:4607-4618.
Chen (Van Os), J.M., K.E. Schütz, C.B. Tucker. 2016. Sprinkler flow rate affects dairy cattle avoidance of spray to the head, but not overall, in an aversion race. Applied Animal Behaviour Science 179:23-31.
Chen (Van Os), J.M., K.E. Schütz, C.B. Tucker. 2016. Sprinkler flow rate affects dairy cattle preferences, heat load, and insect-deterrence behavior. Applied Animal Behaviour Science 182:1-8.
Chen (Van Os), J.M., K.E. Schütz, C.B. Tucker. 2015. Cooling cows efficiently with sprinklers: Physiological responses to water spray. Journal of Dairy Science 98:6925-6938.
Adcock, S.J.J., Martin, G.M, Walsh, C.J. 2015. The stress response and exploratory behaviour in Yucatan minipigs (Sus scrofa): Relations to sex and social rank. Physiology & Behavior 152: 194-202.
Youth Outcomes of the Wisconsin Meat Animal Quality Assurance Program, Wisconsin Department of Youth Development.
Alpay, F., Y. Zare, M.H. Kamalludin, X. Huang, X. Shi, G. E. Shook, M. T. Collins, and B. W. Kirkpatrick. 2014. Genome-wide association study of susceptibility to infection by Mycobacterium avium subspecies paratuberculosis in Holstein cattle. PLoS ONE 9(12): e111704. doi:10.1371/journal.pone.0111704
Zare Y., G.E. Shook, M.T. Collins and B.W Kirkpatrick. 2014. Genome-Wide Association Analysis and Genomic Prediction of Mycobacterium avium Subspecies paratuberculosis Infection in US Jersey Cattle. PLoS One. 2014 Feb 11;9(2):e88380
Chen (Van Os), J.M., K.E. Schütz, C.B. Tucker. 2013. Dairy cows use and prefer feed bunks fitted with sprinklers. Journal of Dairy Science 96:5035-5045.
Zare, Y., G.E. Shook, M.T. Collins and B.W. Kirkpatrick. 2013. Evidence of seasonality and birth clusters of Mycobacterium avium subspecies paratuberculosis infection in US dairy herds. Preventive Veterinary Medicine 112(3-4):276-84.
Selected Book Chapters
Miller-Cushon, E., J.M.C. Van Os. 2020 (In Press). Advances in understanding the behavioral needs and improving the welfare of calves and heifers. Understanding the Behavior and Improving the Welfare of Dairy Cattle, edited by M. Endres.
Van Os, J.M.C. 2019. Considerations for cooling dairy cows with water. Veterinary Clinics of North America: Food Animal Practice 35:157-173. Housing to Optimize Comfort, Health and Productivity of Dairy Cattle, edited by N.B. Cook.
Adcock, S.J.J., Tucker, C.B. 2018. Painful procedures: When and what should we be measuring? In: Advances in Cattle Welfare, Tucker, C.B. (Ed), Elsevier, Duxford, United Kingdom. p.157-198.
Kirkpatrick, B.W. 2009. Genetics of Host susceptibility to Paratuberculosis. Chapter 6 in Paratuberculosis: Organism, Disease, Control. Ed. D. Collins and M. Behr. CAB International, Wallinford, Oxon, UK pp. 50-59.
Selected Conference Proceedings
Van Os, J. 2019. Animal welfare: Critical for the cow, the producer, and the consumer. Dairy Cattle Reproduction Council Annual Meeting. Pittsburgh, PA.
Van Os, J.M.C. 2019. Welfare of dairy calves and heifers: Relevance to the animal, the producer, and the consumer. Dairy Calf and Heifer Association Conference. Middleton, WI.
Grez Capdeville, M. and T. D. Crenshaw. 2019. Evidence-based guides for mineral supplements of sow diets. Am. Assoc. Swine Veter. Conference. Orlando, FL. March 10, 2019.
Van Os, J.M.C. 2018. Animal Welfare: Current trends for dairy cattle and relevance to the AI sector. National Association of Animal Breeders 27th Technical Conference on Artificial Insemination and Reproduction. Green Bay, WI.
Kirkpatrick, B.W., M.E. Cooke, M. Frie, K.R.B. Sporer, P.M. Coussens, & S.J. Wells. 2018. Genome-wide association analysis for infection by Mycobacterium avium subspecies paratuberculosis in US Holsteins. 11th World Congress on Genetics Applied to Livestock Production.
Crenshaw, T. D. and L. A. Amundson. 2016. Vitamin D: its role in productivity and animal well-being. Proceedings Congress Latin America Nutrition Association. Cancun, Mexico. October 10-14, 2016. (Crenshaw invited speaker).
Crenshaw, T. D., J. L. Reichert, J. R. Booth, D. K. Schneider, and L. A. Rortvedt-Amundson. 2013. Clinical diagnosis of skeletal integrity in swine. Leman Swine Veterinary Conference Proceedings. September 17, 2013. St Paul MN.
Kirkpatrick, B.W., X. Shi, G. Shook and M. Collins. 2010. Whole genome association analysis of susceptibility to paratuberculosis in Holstein cattle. Proceedings of the 9th World Congress on Genetics Applied to Livestock Production, CD-ROM communication no 0939. ISBN 978-3-00-031608-1.
Crenshaw, T. D. 2009. Nutritional Implications for Osteochondrosis and Related Lameness Problems in Sows. DSM Nutritional Products. European Swine Tours. (Germany, Austria, Spain, England, France and Switzerland).
Selected Popular Press Articles
Robbins, J., B. Ventura, J. Van Os. How do we maintain consumer confidence when it comes to animal care? Hoard’s Dairyman. 2020 (In Press).
Cook, N., C. Halbach, M. Mondaca, J. Van Os. How do you assess an adult cattle barn ventilation system? Progressive Dairy. 2020 (In Press
Van Os, J. Pairing dairy calves using hutches for housing. Wisconsin State Farmer. 21 April, 2020.
Van Os, J. Engage with cattle well-being experts in Wisconsin Dells on February 21. Wisconsin State Farmer. 10 February, 2020.
Van Os, J. For dairy calves, two – or more – heads are better than one. Wisconsin State Farmer. 26 November, 2019.
Van Os, J. Two calf heads better than one. Dairy’s Bottom Line. 3 October, 2019.
Van Os, J. Showerheads effectively cool cows. Dairy’s Bottom Line. 8 August, 2019.
Van Os, J. Let cows choose. Dairy’s Bottom Line. 11 July, 2019
Van Os, J. Animal welfare should be a strength for a dairy operation, not a threat. Wisconsin State Farmer. 12 June, 2019.
Van Os, J. Animal care includes providing dairy cattle with opportunities for important behaviors. Progressive Dairy. 29 May, 2019.
Van Os, J. Cow-centric approach leads to wins. Dairy’s Bottom Line. 19 July, 2018.
Adcock, S.J.J., Tucker, C.B. New research shows calves experience pain for 9 weeks after disbudding. Progressive Dairyman. 8 November, 2018.
Grez, M., and T. D. Crenshaw. 2017. Hypocalcemia in sows at farrowing: Is there a problem? National Hog Farmer – Research Review 2017. December issue, pp 29.
O’Rourke, B.M. New youth animal education program benefits food quality, consumers, Farm Bureau Rural Route Magazine. 2017
Selected Research Posters
O’Rourke, B.M.; Kuber.P. Impactful federal and state reporting: Data points from a peer reviewed and industry supported national curricula”, Youth for the Quality Care of Animals (YQCA). 2020. Accepted for National Agriculture County Agricultural Agents (NACAA) and National Association of Extension 4-H Association (NAE4-HA).
Niebuhr, A., D. Schaefer, C. Nolden, and M. Akins. 2019. Growth and health of recently transported dairy heifers fed a novel antibody to interleukin-10. American Dairy Science Association Annual Meeting
Quick, A.E., T. L. Ollivett, B. W. Kirkpatrick, K. A. Weigel. 2018. Genome wide association study and whole genome selection for resistance to bovine respiratory disease in pre-weaned Holstein calves using thoracic ultrasonography. European Association of Animal Production.
Kirkpatrick, B.W., D.P. Berry. 2016. Mapping a gene for harelip in cattle. Plant and Animal Genome Meeting XXIV
Sallam, A.M., Y. Zare, F. Alpay, G. E. Shook, M. T. Collins, S. Alsheikh, M. Sharaby, and B. W. Kirkpatrick. 2015. An Across-Breed Genome Wide Association Analysis of Susceptibility to Paratuberculosis in Dairy Cattle. Plant and Animal Genome Meeting.
O’Rourke, B.M., Ivey. D., Grenawalt, A., Borden, B., Hobson, P. Meat Animal Quality Assurance (MAQA) Impact Survey. 2014
UC Davis Center for Animal Welfare and College of Agricultural and Environmental Sciences. Disbudding calves. Youtube. 5 April, 2020.
Gregory DeCroix, Jeff Sindelar, Heather White, and Michelle Miller. Food Supply in the Age of COVID-19. UW-Now. 19 May 2020
UW Dairy Animal Welfare Specialist Thankful for the Cows. Wisconsin Life. 24 December, 2019. https://www.wisconsinlife.org/story/uw-dairy-animal-welfare-specialist-thankful-for-the-cows/ or https://pbswisconsin.org/watch/wisconsin-life/cow-comfort-zzuqtb/
Selected Other Publications
Ractopamine Free Swine Project, https://fyi.extension.wisc.edu/youthlivestock/ractopamine-free/2020.
Livestock Comfort at the Fair, https://uwmadison.box.com/s/qdtdzhsnfv94gpz0e5baido8lirgjcit 2019.