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Area of Science:

  • Animal Welfare Science
  • Veterinary Public Health
  • Ethology

Background:

  • Tail-biting is a significant welfare issue in pigs, often leading to injury and reduced productivity.
  • Tail-docking, a common preventive measure, inflicts acute pain and is increasingly restricted by legislation.
  • Abattoirs offer a cost-effective opportunity for monitoring pig health and welfare, but data recording inconsistencies are a challenge.

Purpose of the Study:

  • To review current methodologies for assessing tail-biting in pigs at slaughter.
  • To identify features of existing scoring systems that could inform the development of a standardized approach.
  • To enhance the use of meat inspection data for animal welfare surveillance.

Main Methods:

  • Systematic literature review of tail-biting assessment methods at slaughter.
  • Analysis of scoring methodologies for tail-biting and associated lesions.
  • Evaluation of the utility of meat inspection data for welfare monitoring.

Main Results:

  • Several scoring systems for tail-biting exist, but lack standardization and widespread adoption.
  • Inconsistencies in recording practices at abattoirs limit the reliable use of meat inspection data.
  • Abattoir-based assessment offers potential for objective and large-scale welfare monitoring.

Conclusions:

  • Standardized tail-biting assessment protocols at slaughter are needed to improve pig welfare surveillance.
  • Developing a widely accepted scoring system can facilitate consistent data collection and analysis.
  • Utilizing abattoir data effectively is crucial for monitoring compliance with welfare regulations and identifying areas for improvement.