Use the Aim, Look and Go system to take care of your putting set up prior to the putt so you can clear your head of all thoughts and putt relaxed
When golfers suffer from inconsistently hitting the ball left, right or straight, the most likely cause is leaning too far over their feet, causing poor balance
Try using a few of these steps to create your own personalized pre-shot routine which will help clear your mind while creating the perfect alignment, ball position and clubface needed for consistency