Hours of Operation

Regular Hours of Operation

8:00 AM - 5:00 PM Monday - Friday

Weekend coverage

includes essential but limited services within the bacteriology laboratory.

Necropsy services

are available on Saturdays provided the animal arrives before 10:00 AM on Saturday.


Holiday Dates LADDL Schedule
Mardi Gras* Tuesday, March 1 Closed
Good Friday Friday, April 15 Closed
Independence Day Monday, July 4 Closed
Labor Day Monday, September 5 Closed
Thanksgiving Thursday, November 24 Closed
Thanksgiving Friday, November 25 Closed


*LADDL will be closed Tuesday, March 1 for the Mardi Gras holiday. US postal and FedEx deliveries will not be accepted on this day. Please ship accordingly. Testing will resume its regular schedule on Wednesday, March 2. Info on pricing, submission forms, and other relevant information available on this website. Section heads/supervisors are responsible for arranging staff coverage during holidays in which the laboratory is open. Staff members who work on holidays are entitled to claim the holiday as a floating holiday/vacation time during the same month. It is our intent to provide the highest levels of service possible during holidays.

Shipping by Commercial Carrier

FedEx and UPS deliver M-F to the address listed above.

Samples brought to the laboratory after hours should be delivered to the security guard at the LSU School of Veterinary Medicine. Make sure the LADDL Specimen Submission Form accompanies the sample. Laboratory personnel will process the sample on the next business day.