What are the most common faults judges penalize in western horsemanship patterns?

Pattern faults in western horsemanship fall into two categories: those that result in specific penalty point deductions under the rulebook and those that produce a lower overall impression without a specific defined penalty. Understanding both categories allows a competitor to focus training on preventing the most costly errors while also developing the overall quality that separates adequate pattern performances from exceptional ones. The most costly defined penalty is performing the pattern out of sequence — executing maneuvers in the wrong order or omitting a maneuver entirely. A rider who loses their place in the pattern and skips a required element or performs two elements in the wrong sequence has committed an error that typically removes the horse and rider from contention for the top placements regardless of how well the rest of the pattern is executed. Complete pattern memorization, practiced until it is automatic, is the only prevention. Wrong leads are the second most impactful defined penalty in horsemanship patterns. A wrong lead departure at a lope is a clear, visible error that experienced judges identify within the first stride, and it reflects on both the rider's setup and the horse's training. Breaks of gait — the horse dropping from a lope to a trot or a trot to a walk without being asked — are penalized as a reflection of insufficient training or ineffective riding. Pattern accuracy faults — transitions that occur too early or too late relative to the specified marker, circles that are the wrong size, or maneuvers performed in the wrong location — are not always defined penalties but consistently produce lower scores than correctly placed, correctly executed maneuvers.