Sounds like a solid base to me!
Maybe offer her additional options on top of these basics with varying compensation. She can add some, all, or none.
Anything rated 1-3 (less than 5 minutes a day, but of varying physical output) earns X$ a week.
So on, until you hit 8-10, and max out at whatever is appropriate for a 12 yr old to be given as a cash allowance.
Just, perhaps, don't allow an 8 to be selected unless a certain number of lower options have been selected as well.
Maybe offer her additional options on top of these basics with varying compensation. She can add some, all, or none.
Anything rated 1-3 (less than 5 minutes a day, but of varying physical output) earns X$ a week.
So on, until you hit 8-10, and max out at whatever is appropriate for a 12 yr old to be given as a cash allowance.
Just, perhaps, don't allow an 8 to be selected unless a certain number of lower options have been selected as well.