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