Which festivals are kept for Pitru?

Sarva Pitru Amavasya, Mauni Amavasya — each date computed from the tithi it is, not stored.

Deity

Pitru: Festivals, Dates and Remedies

The 2 festivals kept for Pitru and the 0 doshas whose remedy names Pitru — with every date computed, not stored.

Every date here is computed from the tithi the festival IS — not read off a stored calendar.

Which festivals are kept for Pitru?: Sarva Pitru Amavasya, Mauni Amavasya — each date computed from the tithi it is, not stored.
Which doshas send you to Pitru?: None of the fourteen.

The Dosh report tests all fourteen against your birth chart — what forms, what is cancelled, and the remedy for each.