According to the details you have given your semen analysis
is normal. You didn't mentioned your marital period. If couple could not conceive one year after unprotected intercourse
then only it is called as primary infertility
One more thing you didn't mentioned is the details of your wife.
To treat a case of infertility both husband and wife investigations are needed.
your marital period,
the age of your wife,
whether her cycles are regular or not,
is she having any medical disorders like thyroid
details of any previous infertility treatment
the period of menstrual cycle when you people spent together,
If you provide above details I can help you.