Premium pay for early clock in

I work at a job that offers premium pay if you are early for every shift during the pay period you get +$1.50/hr would be cool to be able to factor in the premium pay if youre schedule is saved and your time card punch shows you clocking in early for your shift to help properly track hours with appropriate pay. . .using this app to track my hours because our pay stubs do not show a break down of hours just a total