Log in to your NAIT account and follow these steps.
Navigate to your list of Registered animals. Select Manage NAIT activities, then View/find/update – Animals.
Change the Status field to search for Dead animals only.
Enter the RFID or visual tag number of each dead animal you need to update in the text box and select Search
Select the animal.
Select Edit selected animal(s) then Record animal(s) as alive.