Oracle HCM Benefits - How do i auto enroll a new dependent

We've used a formula in Default enrollment rule and included the below text to auto enroll dependents as part of a LE.

When a newborn child is added for coverage, they're not auto-enrolled as part of this event.

How do we ensure newborn' added during an event carryover, along with the existing dependents?

Comments:- To auto enroll dependents while enrolling
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/Default Statements/
AUTO_DFLT_VAL = 'Y'
CARRY_FORWARD_ELIG_DPNT = 'AUTO_PL_AUTO_DES_DEP'

/Return Statements/
return AUTO_DFLT_VAL, CARRY_FORWARD_ELIG_DPNT