From what I know or at least what I've read it can be found in semen. I would just keep testing. At least you got some BD time in so if it was a true positive you didn't miss it.Thank you for your response! Yes, I know that you typically ovulate up to 36 hours after a positive opk, so there is a chance that it is an actual +. I have just read conflicting information about LH in semen.