Here is the full list of all 11 Do It With Hay achievements.
Hit the target with a pitchfork
Hit the target with a pitchfork (when you drunk)
Get very drunk
Spand a working day without alcohol
Interact with extraterrestrial civilizations
Wake up the driver using a pitchfork
Unload 30 haystacks
Unload 50 haystacks
Unload 70 haystacks
Unload 100 haystacks
Get overworked