Peter Erickson

Extension Dairy Specialist
Phone: (603) 862-1909
Office: Agriculture, Nutrition, & Food Systems, Keener Dairy Research Building, Durham, NH 03824

My research interests encompass the area of calf and heifer nutrition. Specifically, our laboratory investigates in the area of calf health.


  • Ph.D., Dairy Science, University of Illinois
  • M.S., Animal Sciences, University of Maine
  • B.S., Animal Sciences, University of Massachusetts - Amherst

Courses Taught

  • ANFS 999: Doctoral Research
  • ANSC 543: Tech Writing Animal Sciences
  • ANSC 650: Dairy Industry Travel Course
  • ANSC 710/810: Dairy Nutrition
  • ANSC 715/815: Physiology of Lactation
  • ANSC 727/827: Advanced Dairy Management I
  • ANSC 728: Advanced Dairy Management II
  • ANSC 795W: Inv/Dairy Management
  • ANSC 828: Advanced Dairy Management II
  • ANSC 999: Doctoral Research
  • BMS 799H: Senior Honors Thesis

Selected Publications

Hatungimana, E., Stahl, T. C., & Erickson, P. S. (2021). Effect of storage of wet brewer’s grains with incremental levels of salt on apparent total tract nutrient digestibility and purine derivative excretion in dairy heifers. Journal of Animal Science, 99(1). doi:10.1093/jas/skaa393

Clark, M. O. C., Stahl, T. C., & Erickson, P. S. (2020). The effect of meloxicam on neonatal dairy calves: Immunoglobulin G uptake and preweaning performance. Journal of Dairy Science, 103(12), 11363-11374. doi:10.3168/jds.2020-18501

Stahl, T. C., Hatungimana, E., Klanderman, K. D., Moreland, S. C., & Erickson, P. S. (2020). Sodium butyrate and monensin supplementation to postweaning heifer diets: Effects on growth performance, nutrient digestibility, and health. Journal of Dairy Science, 103(11), 10207-10218. doi:10.3168/jds.2020-18584

Hatungimana, E., Stahl, T. C., & Erickson, P. S. (2020). Growth performance and apparent total tract nutrient digestibility of limit-fed diets containing wet brewer’s grains to Holstein heifers. Translational Animal Science, 4(3). doi:10.1093/tas/txaa079

Erickson, P. S., Anderson, J. L., Kalscheur, K. F., Lascano, G. J., Akins, M. S., & Heinrichs, A. J. (2020). Symposium review: Strategies to improve the efficiency and profitability of heifer raising. Journal of Dairy Science, 103(6), 5700-5708. doi:10.3168/jds.2019-17419

Quigley, J. D., Lago, A., Chapman, C., Erickson, P., & Polo, J. (2013). Evaluation of the Brix refractometer to estimate immunoglobulin G concentration in bovine colostrum. Journal of Dairy Science, 96(2), 1148-1155. doi:10.3168/jds.2012-5823

Cowles, K. E., White, R. A., Whitehouse, N. L., & Erickson, P. S. (2006). Growth Characteristics of Calves Fed an Intensified Milk Replacer Regimen with Additional Lactoferrin. Journal of Dairy Science, 89(12), 4835-4845. doi:10.3168/jds.s0022-0302(06)72532-2

Knowlton, K. F., Allen, M. S., & Erickson, P. S. (1996). Lasalocid and Particle Size of Corn Grain for Dairy Cows in Early Lactation. 1. Effect on Performance, Serum Metabolites, and Nutrient Digestibility. Journal of Dairy Science, 79(4), 557-564. doi:10.3168/jds.s0022-0302(96)76400-7

Lucy, M. C., Staples, C. R., Thatcher, W. W., Erickson, P. S., Cleale, R. M., Firkins, J. L., . . . Brodie, B. O. (1992). Influence of diet composition, dry-matter intake, milk production and energy balance on time of post-partum ovulation and fertility in dairy cows. Animal Science, 54(3), 323-331. doi:10.1017/s0003356100020778

Erickson, P. S., Murphy, M. R., & Clark, J. H. (1992). Supplementation of Dairy Cow Diets with Calcium Salts of Long-Chain Fatty Acids and Nicotinic Acid in Early Lactation. Journal of Dairy Science, 75(4), 1078-1089. doi:10.3168/jds.s0022-0302(92)77852-7

Most Cited Publications