bezzola
Like folks have said you need to provide some specs before they can
offer suggestions.
Many here have software apps, myself included to help you get in the
ball park but we need to know all the details like..
IBO
DL Cams
DW Peak Shooting
BH
ATA
Actual spine and cut arrow shaft length. (this answer will come from all the above and below being figured in first.)
BH or Target head weight in grains.
Fletchs Grains and Style
Nocks Grains
Inserts Grains
Additional Weight on string Grains
Peep Grains
Type of release
Hunting set up or target or both ? (Start here.)
Yup a lot of stuff.
That's what it's about, that's were you start.