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Suggested Values and Protocols for Use of Extended Porcine Semen in an Artificial Insemination (AI) Program

Suggested Values and Protocols for Use of Extended Porcine Semen in an Artificial Insemination (AI) Program

Semen Variable

Value

Method of insemination

Cervical (CAI) or intrauterine (IUI) AI

Number of inseminations

2

Sperm/dose

1.5 (IUI) or 2.5–3.0 × 109 (CAI) sperm

Gross sperm motility

≥70%

Normal sperm morphology

≥75%

Sperm concentration

25 to 65 × 106 sperm/mL

Dose volume (cervical deposition)

45 mL (IUI) or 70–80 mL (CAI)

Microbial content

No appreciable aerobic growth

Arrival temperature

15º–19ºC