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Table 3 Rumen pH, milk yield and composition of dairy cows fed LC or HC diets

From: Histamine activates inflammatory response and depresses casein synthesis in mammary gland of dairy cows during SARA

Item

LC

HC

SEM

p-Value

Diet

Day

Diet × Day

Mean pH value

6.02

5.90

0.03

< 0.01

0.23

0.18

Minimum pH value

5.65

5.50

0.05

0.02

0.08

0.38

Time < pH 5.6, min/d

99.00

223.00

30.25

0.01

0.06

0. 57

Milk yield (kg/d) week1

28.7

30.9

0.47

0.08

0.23

0.76

Milk yield (kg/d) week18

28.05

26.92

0.30

< 0.01

0.05

0.41

Milk protein (%) week1

3.34

3.41

0.03

0.11

0.53

0.79

Milk protein (%) week18

3.02

2.88

0.04

0.01

0.51

0.31

Milk fat (%) week1

3.48

3.34

0.02

0.21

0.61

0.58

Milk fat (%) week18

3.54

2.94

0.04

0.02

0.12

0.81