Hello Shoulders Workout

Pre-Wod:
5 rounds warmup, increasing weight: 1 Press, 1 Push Press, 1 Push Jerk
45, 55, 65, 70, failed press at #75.

WOD:
AMRAP (12 min):

3 Muscle Ups (or 3 Pull Ups + 3 Dips)
12 Push Jerk (115/75) - 65 for 1 round, 55 for 1 round, 45 for remaining rounds.

Finished 5 complete rounds, and then did 3 pullups/3 dips (equivalent of 3 MU's) and 5 push jerks.
Reported 5 rounds, 8 reps.

After WOD, 100 ABMAT situps, as quickly as possible but not timed.