"In past years your performance would have been sufficient to give this more time. But conditions have changed and we're letting X% go today. So we need to make

"In past years your performance would have been sufficient to give this more time. But conditions have changed and we're letting X% go today. So we need to make very imperfect judgements for those who are new, unfortunately including you. This isn't a definitive verdict on your abilities — instead it's the best we can do with the limited data we have." ...would have gone a long way here. It makes sense it's a surprise — they've likely been operating in more relaxed conditions — but then things change, the bar rises dramatically. Not sure why they don't just say that. It should be an _easier_ message to deliver if they can say that it's a noisy measurement because she's new...