Question: can a pregnancy test show positive 6 days after ovulation?
Answer: This implantation usually occurs 6-10 days after ovulation. Then you have to wait for hormone levels to rise high enough to be detected on a pregnancy test: ... Any sooner and it's likely the embryo won't have had time to implant yet. Only a very small number of women will get a positive pregnancy test at 7 or 8 DPO.