Proration formulas being created automatically after element creation

Summary:

Hello,

I created an element ,,Spot Award Exceptional Performance"

primary classification: Irregular earning,

Automatic entry: no

Allow multiple entries in same period: yes

Process in payroll run: yes

process once per period: no

Earliest Entry Date: First Standard Earning Date

Last Entry Date: Last Standard Process Date

After creating the element, a proration formula was automatically saved: GLB_EARN_PRORATION

Also what was created:

Related Formulas:

Spot Award Exceptional Performance_EARN_PRORATION, Type: Payroll Run Proration

Spot Award Exceptional Performance_EARN, Type Oracle Payroll,

and

Related Balances:

Spot Award Exceptional Performance Days Worked, balance category: days, Unit of Measure: Number