If Albert were to get a rude shock next month, he’d have three possible explanations for what happened, none of which are good. The review isn’t fair. If things really were so dire, why hasn’t this come up until now? This must be a mistake. The review is fair, but my manager was negligent and didn’t realize I was underperforming until the end of the half. The review is fair, but my manager wasn’t honest in sharing feedback with me along the way, so I didn’t have a chance to improve.
Giving feedback late creates big risks to damage the relationship and trust between you and your report