Here is the full list of all 50 The Walking Dead: Survival Instinct achievements.
Survived 5 Breakdowns
Dismembered All Limbs of 25 Walkers
Chose to Travel at Least Once with Every Optional Survivor
Entered Sherwood Without Any Survivors
Killed a Walker That Is Falling Due to Dismemberment
5 Survivors Were Killed While Scavenging
Restored Survivors 25 Times
Collected Every Stuffed Squirrel
Found Every Poster
Consumed 50 MREs
Prevented 50 Walkers from Grabbing You
Explored 25 Unmarked Travel Locations
Completed a Marked Destination on the Map without Taking Any Damage
Dismembered 250 Limbs
Completed the Game with Only 1 Firearm and 1 Bullet Left in Your Inventory
Arrived at Final Destination with Only Female Survivors
Completed All Marked Destinations on the Map
Killed Walkers Using Every Ranged Weapon
Found Every Useable Vehicle
10 Walkers Were Killed with Saw Blades in the Logging Camp
Completed 25 Optional Objectives
Completed a Marked Destination on the Map without Killing a Walker
Completed a Marked Destination on the Map Using Only Firearms
Fired 300 Bullets
Completed a Marked Destination on the Map Using Only the Crossbow
Completed the Final Marked Destination on the Map
Arrived at Final Destination with Only Male Survivors
Completed the Third Act
Shot a Walker with 10 Bolts without Killing It
Killed 5 Walkers with One Explosion
Consumed 250 Fuel
Prevented a Walker from Damaging You by Severing Its Attacking Limb
Killed Walkers Using Every Melee Weapon
Completed the Second Act
Shot a Walker in the Knee with a Bolt
Pulled a Bolt From a Walker Then Killed Them With It
Killed 100 Walkers while Grappling
Dismissed a Survivor
Completed the First Act
Performed Execution Kills on 50 Walkers
Explored an Unmarked Travel Location
Perished 13 Times
Distracted 50 Walkers with Items
Killed 4 Walkers in a Single Grapple Sequence
1 Optional Survivor Recruited
Sprinted Until You're Exhausted 10 Times in One Level
Completed the First Location
Completed a Marked Destination on the Map without Being Grabbed by a Walker
Killed 5 Walkers in the Cabot Ridge Creek Bed
Killed Multiple Walkers with One Bullet