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What are the best metrics to monitor antibiotic use?
  1. James B. More
  1. The Veterinary Surgery, Kirkcudbright DG6 4HX
  1. email: jbmgallowayvets{at}

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I am concerned about the increasing blinkered focus on mg/kg population corrected unit (mg/kg [pcu]) as the sole metric of monitoring antibiotic use in the dairy industry. Although other metrics are reported, all too often mg/kg (pcu) is the metric that is used to define success or failure.

Mg/kg (pcu) is an effective metric to make comparisons between countries because of simplicity of data collection. It no doubt assisted in the impetus …

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