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.
U Danskoj, Danski nacionalni komitet za proizvodnju svinja je otkrio da ako se krmače seksualno stimuliraju dok ih se umjetno oplođuje, očekuje se 6% povećanje broja odojaka.