Unlock all trophies
Collect 50 apples
Breed 20 horses
Discover every zone on the map
Perfectly complete the feeding minigame
Perfectly complete the petting minigame
Perfectly complete the washing minigame so the horse is squeaky clean
Perfectly complete the brushing minigame
Tame a wild horse
Score first in a race
Complete all 8 race tracks
Build your first building
Tame 10 horses
Cure a horse's fear or negative trait
Pet a dog
Pet a cat
Breed a horse
Jump 100 times with a horse
Run 5km with a horse
Reach the pavilion in High Garden