The Animal Health Diagnostic Center (AHDC) is a high visibility and high-volume veterinary diagnostic laboratory that promotes the health, productivity, and welfare of food-and fiber-producing animals, companion animals, and zoo and wildlife populations. While normal business hours are 8:00 am to 5:00 pm, specific schedules may change to meet the needs of the business, requiring employees to work early mornings, evenings, weekends, University holidays and scheduled breaks.