Table 9. Results of the correlation analysis for DT and biochemical parameters of blood serum of cows (3 years) during lactation (6 months).

Indices	σ1	σ2	σ3	λ0	λ1
Total protein, g/l	↓	↓↓	↓↓↓	↑	↑↑
Albumin, g/l	↓↓	↓↓↓	↓↓↓	↓	↑↑
Triglycerides, mM	↓↓	↓↓	↓↓	↑	↑↑
Cholesterol, mM	↓↓	↓↓	↓↓↓	↑	↑↑
Glucose, mM	↓↓	↓↓	↑	↑	↓
Urea, mM	↓	↑↑	↑↑	↓↓	↓↓
Total calcium, mM	↑↑↑	↑↑↑	↑↑	↓↓	↓↓
Phosphorus inorg., mM	↑↑	↓	↓	↓↓	↑
Potassium, mM	↑↑	↑	↑↑	↓↓	↑
Sodium, mM	↑	↑	↑	↓	↑
Chlorides, mM	↓↓	↓↓	↓↓	↑	↑↑