To add the animal back into your herd follow these steps:-
Navigate to Herd Manager and select Re-add animal
Enter the date the animal was removed from the herd and click "Filter on Exit Date"
Scroll through the list of animals and click and highlight the animal you wish to re-add to the herd
Ensure to check the "Add Directly" checkbox, this will add the animal and remove any incorrect herd register entry
Finally select the "Add Selected Animals to herd" button
When the animal has been successfully re-added back into the herd you will see the on screen notification
This re-adds the animal to the Farmwizard herd only, if the animal has been removed from your BCMS/APHIS herd then you will need to contact them directly yourself