[PS30] 30. Udder Health and Milk Quality

[UH-P24] The effect of vaccination on bacterial count, somatic cell score, milk yield and vaginal temperature following experimental Escherichia coli mastitis

Nicole Steele^1,2, Kellie Enger¹, Turner Swartz¹, Anny Willard¹, Hollie Schramm³, Joseph Hogan⁴, 〇Scott Nordstrom⁵, Christina Petersson-Wolfe¹, Geert Vertenten⁶ (1. Department of Dairy Science, Virginia Tech, Blacksburg, VA, 24061, United States, 2. DairyNZ Ltd, Private Bag 3221, Hamilton, 3240, New Zealand, 3. Virginia-Maryland Regional College of Veterinary Medicine, Blacksburg, VA, 24061, United States, 4. Department of Animal Sciences, The Ohio State University, Wooster, OH, 44691, United States, 5. MSD Animal Health, Madison, NJ, 0794, United States, 6. MSD Animal Health, Boxmeer, The Netherlands)