The Tabata interval is 20 seconds of work followed by 10 seconds of rest for eight intervals. Tabata score is the least number of reps performed in any of the eight intervals. Unit for the row is calories.
Complete as many reps as possible in 12 minutes of:
1 strict pull-up, 2 push-ups, 3 squats
2 strict pull-ups, 4 push-ups, 6 squats
3 strict pull-ups, 6 push-ups, 9 squats
Etc.
Start at a higher round if you think it will allow you to complete more reps in the 12 minutes—e.g., 5-10-15, then 6-12-18, then 7-14-21, etc.
Post starting point, finishing point, and total reps completed to comments.