translation.en: In Denmark, the Danish National Committee for Pig Production found out that if you sexually stimulate a sow while you artificially inseminate her, you will see a six-percent increase in the farrowing rate, which is the number of piglets produced.
translation.zh: 在丹麦，丹麦国家猪繁殖委员会 发现，要是 母猪在人工配种时性唤起 产仔量会上升6个百分点 也就是说更多的小猪崽会出生