Milk constituent %

Treatment

Control Early

Control Late

Low Arg. Early

Low Arg. Late

High Arg. Early

High Arg. Late

Moisture

85.21 ± 1.11^a*

81.44 ± 0.67^c

81.82 ± 1.26^bc

82.24 ± 1.20^bc

84.59 ± 0.61^ab

83.06 ± 0.56^abc

Total Solids

14.81 ± 1.11^c

18.56 ± 0.67^a

18.18 ± 1.26^ab

17.76 ± 1.20^ab

15.41 ± 0.61^bc

16.94 ± 0.56^abc

Fat

7.27 ± 0.65^bc

9.30 ± 0.62^a

9.11 ± 0.84^ab

7.83 ± 0.66^abc

6.55 ± 0.28^c

7.51 ± 0.40^abc

Solids Non Fat

7.54 ± 0.53^b

9.25 ± 0.47^a

9.07 ± 0.52^a

9.93 ± 0.64^a

8.86 ± 0.40^ab

9.43 ± 0.40^a

Lactose

2.70 ± 0.44^b

3.97 ± 0.35^a

3.53 ± 0.28^ab

3.98 ± 0.37^a

2.80 ± 0.27^b

4.24 ± 0.22^a

Protein

3.99 ± 0.20^b

4.50 ± 0.35^a

4.73 ± 0.45^a

5.08 ± 0.37^a

5.11 ± 0.41^a

4.27 ± 0.36^ab

Ash

0.84 ± 0.03^cd

0.79 ± 0.02^d

0.81 ± 0.03^cd

0.87 ± 0.02^bc

0.94 ± 0.02^a

0.92 ± 0.01^ab