non-therapeutic use of 25-hydroxy vitamin d3 to improve animal vitality and non-therapeutic method for improving litter size

摘要

use of 25-hydroxy vitamin D ~ 3 ~ to improve the vitality of animals. The present invention relates to the use of 25-hydroxy vitamin D 3 to improve the general health status of female animals at least during pregnancy and / or lactation. The invention also relates to the use of 25-hydroxy vitamin D3 in animal reproduction. more particularly, the invention relates to the use of 25-hydroxy vitamin D 3 for the improvement of litter size and piglet vitality in pig reproduction and to provide better body structure and increased gestational dorsal fat gain, reducing dorsal fat loss in lactation and increasing lactation feed intake in sows.