What horse power tractor do you need for a 14t baler?

I have an old JOHN DEERe 14t, I have used it behind a Farmall H. The H has about 30 hp, it was just barely enough. A tractor around 40 hp or higher is a better choice.

I have an old John Deere 14t, I have used it behind a Farmall H. The H has about 30 hp, it was just barely enough. A tractor around 40 hp or higher is a better choice.