Research Article

Thyroid Hormones Concentrations during the Mid-Dry Period: An Early Indicator of Fatty Liver in Holstein-Friesian Dairy Cows

Table 3

Correlation coefficients (r) between thyroid hormones in serum (T4, T3, and T3/T4 ratio) and the content of lipids in the liver 12 day after calving.

Parameter30 days before expected calving2 days before expected calving12 days after calving


* P<.05; **P<.01, ***P<.001.