Here is the full list of all 31 Goat Simulator trophies - there are 10 bronze, 15 silver, 5 gold and 1 platinum.
Unlock all the Goat Trophies!
Find all collectibles on level 2
Lick the Hanging Glider
Find all the trophies in Goat Ville!
Visit 5 trampolines in one jump, bouncing on each trampoline once
Score 10 points in Flappy Goat
Do no evil
Win the title bout!
Sacrifice the 3 Sanctum items
Have 10 gas canisters explode at the same time
Everything the light touches is your kingdom
We are each our own devil, and we make this world our hell
Find the Sanctum 2 Walker Statue
Find the Sanctum 1 Walker Statue
Ride a bike for 60 sec
Lick the rollercoaster with 6 batteries attached
Go on the catapult with a rider on your back
Buy all hats
Find all the blocks
I'm sorry about my goat
Hold your own concert
Get up on the skyscraper without using the elevator
Fight the turtle
Why did you step in that? Yuck
Bounce 100 times on mattresses within 30 seconds
Travel to space!
Thrash the Goathenge
Make sure the Hillbilly never drives again
Hit the party with the Boulder of Death
Finish all manual quests
Become the Queen of GoatVille