Cost item for pets
When entering the guest group for a reservation, the number of pets that will be coming along is also entered. You can charge a pet fee for these pets by setting up a pet cost item.
Create a new mandatory cost.
Set the global cost type to 'Pets'.
Set the price calculation to 'per pet' or 'per pet per day' and enter the price amount.
The number of allowed pets per type is determined in the type settings. This is not managed within a cost item. Read more: Pets allowed/not allowed