When an entity's hitbox is made bigger, it shifts north-west

When an entity's hitbox gets bigger through a command, it shifts north and west by 0.35 metres
e.g.
When an entity changes from IsBaby=1b to IsBaby=0b
Animals and villagers going from Age<0 to Age=0
Pufferfish puffing up PuffState = 0 or 1 to PuffState = 1 or 2