If you download it some, no problem.
But then, why get a big Weatherby round, and then download it?
I am not a fan of Magnum boltfaces and Encores, for the reasons of not being able to run them like you can in a bolt rig.
I prefer the .473 head size myself for the Encore.
A long time ago I had a nightmare with a 338 Win Mag in a Encore...Never again for me.