Trace Minerals for California Beef Cattle 

University of California, Cooperative Extension

Santa Clara County Mineral Data

 

Selenium

Limited Class 3 samples showed large variation indicating the likelihood of some Se deficiency.  However, samples were very limited and further testing is needed.

Copper

Limited class 3 data suggest Cu may be marginal in some locations.  However, samples were very limited and further testing is needed. 

Zinc

Limited Class 3 samples suggested adequate Zn levels.  However, samples were very limited and further testing is needed.

Insufficient Data

Phosphorus

Insufficient Data

Blood samples*

WEIGHTED AVERAGES

Se

Cu

Zn

P

0.096

0.60

2.10

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)

0.096

0.60

2.10

no data

Class 3 data only (sick cattle)

Number of Individuals (used in weighted averages)

Se

Cu

Zn

P

11

39

30

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)

11

39

30

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

11

39

30

0

No. of Individuals in herds

11

39

30

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

no data

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)

na

na

na

na

Class 3 data only (sick cattle)

Number of Individuals (used in weighted averages)

Se

Cu

Zn

P

0

0

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

0

0

0

Class 3 data only (sick cattle)

Number of Samples

Se

Cu

Zn

P

0

0

0

0

No. of Individuals

0

0

0

0

No. of Herds

0

0

0

0

No. of Individuals in herds

0

0

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