Nor does she need to take a Test booster. As a female, there is some justification for tapering off. But OP 60 to 10 is not a taper. I wouldn't run it any higher than 30 as a female, but do what you will. Extend you cycle by a week or 2 and run less, and taper properly for a week or 2.
Even women can have estrogen rebound after a cycle, so a low dose of nolva might be in order. 10mg/day for a few weeks.
You will lose some gains post cycle. It's a fact. Best thing to do is keep your calories up and training on point.
You're going to be running insulin, so I will honestly say I don't know anything or enough about it to recommend what would or would not be good to run with that.