not a jot - seeing as we get 35% shift allowance - win some lose some. As my kids are grown up and no grandchilden I took the hit so my team-mates with young kids can have that...
getting woken up at 6 in the morning by the kids...
I sometimes used to do similar things when I was single and childless, and often wondered if it was appreciated. As a parent of two kids now, I'd just like to say it really is; so good for you.