Translations:Effort values/4/en
From Pixelmon Wiki
Gaining EVs
After defeating a Pokémon, either a wild Pokémon or a trainer's Pokémon, every non-fainted Pokémon that participates in the fight or is holding an Exp. Share will receive a specified amount of EVs, depending on the species of the Pokémon that was defeated. Every eligible Pokémon gains the full amount of EVs that are yielded by the defeated Pokémon.