1 INTRODUCTION Due to the inherent limitations of the human eye, subjective lameness evaluation is not always reliable even when performed by experienced practitioners.1-4 Agreement between equine practitioners is also variable, and is particularly low when evaluating mild and/or hindlimb lameness.1, 5 Furthermore, there is a risk of expectation bias when subjectively evaluating the response to diagnostic analgesia.6 The use of objective lameness evaluation tools as a complement to subjective...