I think it was fantastic, I met loads of people who are interested in the same things as me I keep in touch with them and I'll hopefully meet some at vet school!
I learnt loads, like I didn't really feel I could ask the people I went lambing with about foot and mouth as they were working a 12-14hr day and its a pretty sensitive topic anyway. So hearing about it a vetsix was really useful. I learnt about exotics as well and calving problems you would never see on an average weeks work ex so you maybe wouldnt think to ask the farmer about.
It does cost money but I found it money well spent, and i think a lot of people did