The main benefit of using the husband's sperm instead of donated sperm is that your child will share your DNA: half his, half yours. The result would be the same as with natural insemination (i.e. sexual intercourse).
This is an advantage for the child as well: he will know about his biological origins and be able to develop an emotional attachment more easily.
Read the full article on: What is intrauterine insemination (IUI) with partner’s sperm? ( 45).
Degree in Biochemistry and Molecular Biology from the University of the Basque Country (UPV/EHU). Master's Degree in Human Assisted Reproduction from the Complutense University of Madrid (UCM). Certificate of University Expert in Genetic Diagnosis Techniques from the University of Valencia (UV).