Trace Minerals for California Beef Cattle 

University of California, Cooperative Extension

Monterey County Mineral Data

 

Selenium

Samples (66) submitted to the California Veterinary Diagnostic Lab (CVDL) suggest Se is adequate.  Additional samples are needed to add confidence to that assessment.

Copper

Class 3 serum and liver sample values indicate marginal Cu levels.  This limited data strongly suggests the need for further testing.

Zinc

Zinc appears adequate based on Class 3 data from the CVDL.

Phosphorus

Insufficient Data

 

Blood samples*

WEIGHTED AVERAGES

Se

Cu

Zn

P

0.129

0.52

1.03

no data

All Values

na

na

na

na

Class 1 data only (random samples)

na

na

na

na

Class 2 data only (field trials, selected herds)

0.129

0.52

1.03

no data

Class 3 data only (sick cattle)

Number of Individuals (used in weighted averages)

Se

Cu

Zn

P

66

92

81

0

All Values

0

0

0

0

Class 1 data only (random samples)

0

0

0

0

Class 2 data only (field trials, selected herds)

66

92

81

0

Class 3 data only (sick cattle)

Number of Samples

Se

Cu

Zn

P

0

0

0

0

No. of Individuals

1

1

1

0

No. of Herds

66

92

81

0

No. of Individuals in herds

66

92

81

0

Total number of individuals

Lowest and Highest Values (Individuals only)

Se

Cu

Zn

P

0.0000

0.00

0.00

0

Lowest individual value

0.000

0.00

0.00

0

Highest individual value

* Se whole blood, Zn & P serum, Cu whole blood or serum

 

Liver samples (dry wt. Basis)

WEIGHTED AVERAGES

Se

Cu

Zn

P

no data

72.00

no data

no data

All Values

na

na

na

na

Class 1 data only (random samples)

na

na

na

na

Class 2 data only (field trials, selected herds)

no data

72.00

no data

no data

Class 3 data only (sick cattle)

Number of Individuals (used in weighted averages)

Se

Cu

Zn

P

0

43

0

0

All Values

0

0

0

0

Class 1 data only (random samples)

0

0

0

0

Class 2 data only (field trials, selected herds)

0

43

0

0

Class 3 data only (sick cattle)

Number of Samples

Se

Cu

Zn

P

0

0

0

0

No. of Individuals

0

1

0

0

No. of Herds

0

43

0

0

No. of Individuals in herds

0

43

0

0

Total number of individuals

Lowest and Highest Values (Individuals only)

Se

Cu

Zn

P

0.0000

0.00

0.00

0

Lowest individual value

0.000

0.00

0.00

0

Highest individual value