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