Experiments have also demonstrated that cows with a BCS of 4 or lower had pregnancy rates of 61%, in contrast to 90% for those cows that calved with a BCS of 5 or greater (Selk et al. 1986). Females with restricted intake of energy have decreased levels of LH secretion, which is the hormone that signals ovulation.
The ingredients listed on the Murphy Oil Soap MSDS are potassium soap of vegetable oil, sodium EDTA (a preservative), water, fragrance, propylene glycol, and unspecified surfactants. None are listed as hazardous, but I wouldnât call this completely natural. I have no reason to believe that the fragrance is natural.
These findings confirm the developmental toxicity of methyl salicylate and indicate that petroleum based grease/methyl salicylate was not a teratogenic hazard under these test conditions. The maternal and developmental No-Observable-Adverse-Effect-Level for petroleum based grease/methyl salicylate was greater than 6 g/kg/day.