Treatment

Item.

SS

SO

SS-FO

SO-FO

Feeds, % of total DM intake

Pasture

41.4

37.3

37.4

38.7

Corn silage

37.2

40.7

37.1

38.6

Corn grain

8.9

9.8

11.5

9.4

Sunflower meal

6.5

6.2

Sunflower seed

12.5

12.4

Sunflower oil

-

5.8

-

5.5

Fish oil

-

-

1.6

1.6

Nutrient composition⁽¹⁾

CP, % DM

11.1

11.8

10.6

11.8

NDF, % DM

36.5

33.4

35.2

32.9

EE⁽²⁾, % DM

11.3

11.8

12.7

13.1

Metabolizable energy, Mcal/kg DM

2.90

2.98

2.99

3.05