Hi Ladies!

Quick question. My period is usually 26 days long so last month I had my progesterone test on CD 22, which should have been 9 DPO. However, I just got my period today, 4 days late. This means I got my progesterone taken at what could've only been 5 DPO. My progesterone came back low (5.5). Do you think it's because it was drawn too early? It's probably low anyway, right?