Accomplish the indicated achievement to get the corresponding number of Gamerscore points:

Master of Foal Herding (10 points): Send 16 foals in Foal Herding game.
Master of Labyrinth (10 points): Complete the Labyrinth game in less then 90 seconds.
Master of Break in the Bull (10 points): Stay on horse 25 seconds in Rodeo game.
Master of Ball Slalom (10 points): Complete the Slalom game in less then 65 seconds.
Master of Race with Katelyn (10 points): Complete the Racing game in less than 70 seconds.
Master of Jumping (30 points): Jump 150 fences in Show jumping courses.
Master of Dressage (30 points): Make 20 dressage figures.
Master of Cross-country (30 points): Jump 200 obstacles in cross country courses.
Wardrobe Items unlocked (40 points): Unlock all wardrobe items.
Stable Items Unlocked (40 points): Unlock all stable items.
Local Competitions Unlocked (50 points): Local competitions unlocked.
National Competitions Unlocked (50 points): National competitions unlocked.
Internat. Competitions Unlocked (50 points): International Competitions Unlocked.
Fun Games Expert (70 points): Finish fun games 10 times.
Grooming Expert (60 points): Groom your horse 15 times.
Trainings Expert (80 points): Get a perfect score in training events.
Real Champion (90 points): Collect 8 gold trophies.
Game Finished on Amateur (140 points): Complete the entire game on Amateur difficulty.
Game Finished on Professional (190 points): Complete the entire game on Professional difficulty.