Yes, you can split expenses based on custom fields.
- Go to the Expenses module from the left sidebar.
- Click the More icon in the right corner of the lodging (parent) expense you would like to split.
- Click Split.
- In the split expense page, select the type of split. Split the expense by field.
- Select the categories you would like to associate with each split.
- By doing so, you would see all the available fields that can be used for splitting the expense.
- Select the custom field on the basis of which you would like to split the expense
- Click Save.