8 grains of Unique with a 240gr Keith style cast semi-wadcutter is my go to .44 "lite" load. It's also very accurate in all of my .44 mag revolvers.
^^^^
This. Exactly.
Another vote for this load. Testing has already been done for you. It is the "sweet spot".
Use any primers you have, but the standards will have less leading using the lead based bullets. (slightly less)