What are your goals? Like are you more into power lifting body building?

One thing I would change is not ot go under 6 reps on any of your lifts. I think anything lower is just a waste. I try to stay between 8 and 12 reps but that works for me.

I would try something like this... JMO
Don't worry about reps hit the muscle hard and try to get 8 - 12 reps

Mon:
Flat bench: 3 Sets
Incline: 4 Sets
Decline: 3 Sets
DB flies: 3 Sets

skull crushers: 4 Sets
Tricep pulldowns: 4 Sets
Weighted dips: 4 Sets

Tues:
Pull ups front: 4Sets
BB rows: 4 Sets
cable rows: 4 Sets

barbell curls: 3 Sets
preacher curls: 3 Sets
isolated or hammer curls: 3 Sets
******Throw some forearm exersices in here*****

Thurs:
Squat: 5 Sets
Hip sled: 5 Sets
leg curls: 5 Sets

standing calves: 10x10x10
seated calves: 10x10x10

Friday:
**DB shoulders: 3 sets
**shoulder press: 3 sets
**military: 3 sets
Side laterials 3 sets
Bent over laterials 3 sets
upright rows: 3 sets
***barbell shrugs: 4 sets
***DB shrugs: 4 sets

**Pick only one of these 3 to do
***Pick only only one these 2 to do