Table 2 Effect of the dietary feeding groups on milk proximate composition and quality traits.

From: Ambient mass spectrometry for rapid authentication of milk from Alpine or lowland forage

 

Lowland

Alpine

SEM

P value

MMS

HAY

APS

Milk composition (g/100 g)

Crude protein

3.46b

3.43b

3.53a

0.03

0.012

Casein

2.66b

2.62b

2.72a

0.03

0.016

Fat

3.98b

3.94b

4.25a

0.09

0.043

Lactose

4.82

4.78

4.82

0.03

0.084

Milk quality traits

SCC score (units)

3.85

4.03

4.07

0.17

0.152

Urea (mg/dL)

24.6

24.3

25.4

1.4

0.420

Native pH

6.66

6.66

6.65

0.01

0.197

  1. SCC, somatic cell count as log2 (SCC/100,000) + 3; MMS, mix maize/crop silages; HAY, permanent meadow and lucerne hays; APS, Alpine pasture; SEM, standard error of the mean. a,b Least squares means (LSMeans) in a row without a common superscript differ (p < 0.05).
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