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