In your "My Animals" view tap the plus icon at the top right of the screen.
This will then show a list of actions, next tap "create group" from the list.
Complete the empty fields to create a group name and corresponding group weight. If you don't need a specific weight for the group you can add 0 for this. Then tap save and continue
If you need further assistance, please use the chat window to your right, call our customer support team on 01243 210286 or email email@example.com