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United States Department of Agriculture

Agricultural Research Service


item Satter, Larry

Submitted to: Encyclopedia of Dairy Science
Publication Type: Book / Chapter
Publication Acceptance Date: 11/10/2001
Publication Date: N/A
Citation: N/A

Interpretive Summary:

Technical Abstract: Macrominerals are those minerals whose daily requirement is measured in gra amounts, and includes calcium, phosphorus, potassium, sodium, sulfur, chlorine, and magnesium. Those elements are important structural component of bone and other tissue. The percentages of these elements present in steers of varying ages and emptied of gastrointestinal tract contents average 1.33, 0.74, 0.19, 0.16, 0.15, 0.11, and 0.04%, respectively. The requirements for each macromineral for lactating cows is presented, and a brief discussion of function for each is provided.

Last Modified: 09/24/2017
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