P. Monget et al., THE INTERACTIONS BETWEEN METABOLISM AND REPRODUCTION IN DOMESTICS ANIMALS, Contraception fertilite sexualite, 26(7-8), 1998, pp. 554-563
In farm animals as in human, reproduction is affected by changes in th
e level of energetic balance. The main factors that link metabolism an
d reproduction, like insulin, IGFs, glucose, FFA, leptin and NPY, act
on hypothalamo-pituitary axis as well as on gonads by directly alterin
g gametogenesis.