Head Restraint Options

Active

Part-passive

Passive

Head-yoke and chin-lift

Cantilever neck-yoke

Hinged neck-yoke

Head shelf

Effect of restraint on animal

Held securely in a fixed position

Backward movement restricted

Backward movement restricted

Downwards movement restricted

Advantages

• Animal held stable
• Allows accurate shot
• Good for training staff
• Can hold heavy animals
• Animal cannot move backwards

• Animal held stable
• Allows accurate shot
• Good for training staff
• Animal cannot move backwards

• Animal held stable
• Allows accurate shot
• Head held in a good position
• Animal cannot move backwards

• Allows accurate shot
• No distraction to animal
• No power requirements
• No extra stress to the animal
• Not physically restrained
• No effect on throughput time

Disadvantages

• Extra stress experienced
• Slower throughput time
• Increased time in stun-box prior to stunning
• Disruption of carcase removal

• Extra stress experienced
• Slower throughput time
• Increased time in stun-box prior to stunning
• Disruption of carcase removal
• Cannot hold heavy, strong animals

• The passive arm may deter animal from entering the stun-box
• The moving arm may stress the animal

• Does not restrict all movement
• A bar may be needed across the top of the box
• A rump-push may be required to position the animal (power would be required)