PvP minimum is 110 tame, 110 lore, and 80 vet.
Anything below 110/110 requires jewels or yur gonna die as your dragon will ignore you 50% of the time. Below 80 vet is jewels or get used to paying high prices to NPC rez a G-Drag. You can go 50 vet and use 2 15 vet jewels saved in your bank. But i perfer the 80 vet.