Adding new parent without data loss

Summary

How to add New Parent in existing hierarchy without losing data

Content

Hi

 

How to add new parent in existing parent child hierarchy without loosing already uploaded prior period data

Ex: -

A) GP Breeder Main Prod
1. GP Bird
a) GP AB Bird
b)GP CD Bird
2.PSHEGGF
3.PSHEGGM

---two years (24 months) data has uploaded and allocation rule has already completed now i need to add new member "PS Egg" under "GP Breeder Main Prod" this parent following members to be added PSHEGGF & PSHEGGM

How to meet this requirement without data loss

New Hierarchy

A) GP Breeder Main Prod
1. GP Bird