Summary

Head-only Stunning

Inspect and test equipment regularly

Keep a back-up captive-bolt to hand

pigs
sheep side

1.3 Amps

1.0 Amps

Stun time not less than 3 seconds

Phase

Duration

Visible Signs

Action

Tonic

10 to 20 seconds

  • Body becomes rigid
  • No rhythmic breathing
  • Head raised
  • Hind legs flexed into body
  • Stick during this phase if possible

Clonic

15 to 45 seconds

  • Involuntary kicking or paddling
  • Relaxation
  • Stick immediately

Recovery

30 to 60 seconds

  • Resumption of normal rhythmic breathing
  • Responds to painful stimuli
  • Becomes visually aware
  • Attempts to stand
  • Stun with captive-bolt and stick immediately

Stick within 15 seconds of stun 

Average time to irreversible loss of brain responsiveness after effective sticking

Pigs: 18 seconds

Sheep: 14 seconds

 

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