Merck Manual

Please confirm that you are a health care professional

Suggested Minimum Spermiogram Values for Breeding Boars

Suggested Minimum Spermiogram Values for Breeding Boars

Parameter

Natural Service

Artificial Insemination

Color

Opaque to white (vulvar discharge)

Opaque to white

Total sperm numbers

>35 × 109 sperm/ejaculate

>35 × 109 sperm/ejaculate

Gross motility (raw)

>60%

>70%

Abnormal morphology (including cytoplasmic droplets)

<25%

<20%–25%

Cytoplasmic droplets (both proximal and distal)

<15%

<15%–20%