This Homa can be performed praying for propitiating ancestors (Pitrus).
We do this Homa every day.
Suggested frequency
Please note that this Homa is not a substitute for Shraddha as per tradition.
Why we suggest repeating the Puja
A Puja can either be conducted as a detailed ceremony once or as brief, repeated pujas over a period.
Repeating Vedic Pujas can be more effective than performing an elaborate puja just once, you can consider the following points:
Please note -
https://www.vedadhara.com/an-every-day-prayer-to-propitiate-forefathers