Killer Priscilla?

How did such an innocent sounding circuit kick my butt?

Priscilla, 3 Rounds for time;
10 Box Jumps 24"
15 Pull Ups
20 Push Ups
25 Air Squats
30 Sit Ups

PB 10.28
KH 12.23
AMc 12.25

AJ 17.06
-------
AB 16.31
DB 19.02
EK 13.07
IDe 11.31
IDi 19.24
JH 19.19
KM 16.32
MMc 16.02
YR 14.43

This week's workout is; The CrossFit Total
The CFT consists of 3 movements, Squat, Deadlift and Press.
After a sufficient warm up, you are allowed 3 attempts at your 1 rep max lift in each movement. The sum of your best effort for each of the 3 is your score.
3, 2, 1, GO!