Log in to your NAIT account and follow these steps.
Select the NAIT number that the animal is currently registered to. This takes you to your Registered animals page. Select Manage NAIT activities, then View/find/update – Animals.
Type the animal’s tag number or use the filter and search functions to find the animals you wish to update.
Select them using the check boxes on the left of the tag number. Any changes you make apply to all the animals you select.
Choose Edit selected animal(s) — located just above your Registered animals list.
Select Edit animal(s) details, and make your changes.
Select Save at the bottom of the page to confirm the changes.