While a healthy male produces millions of sperm daily, frequent ejaculation reduces sperm count and volume, lowering the statistical probability of conception per encounter.
Natural conception is remarkably inefficient. Each act of intercourse during the fertile window has only a 3-5% chance of resulting in pregnancy if we isolate a single act (clinical studies on "single act conception probability" vary, but all agree it's surprisingly low). breeding frenzy can you get 1000 girls pregnant