Here is the full list of all 11 The Cows Are Watching achievements.
Enter the fourth meadow.
Finish level 10.
Get caught by the boar.
Enter the third meadow.
Tipp 10 cows in one minute.
Enter the second meadow.
Finish level 5.
Step into a cowpat.
Tipp 5 cows in one minute.
Get caught by a dog.
Finish the game.