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  1. Forage Testing Now Available Through Ohio State

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-25-issue-5/forage-testing-now-available-through-ohio-state

    ADF), minerals (Ca, P, K, and Mg), digestibility, ash, fat, lignin, and starch. Package 2 ($20.50) ...

  2. Employee Training Resources for Animal Care in the Dairy Industry

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-25-issue-3/employee-training-resources-animal-care-dairy

    level of manual labor that was needed 30 years ago. While we could speculate how much manual labor on ... Quality Assurance Animal Care Reference Manual” available for $7.60 that covers the topics of calf health, ...

  3. Preparing Equipment for Corn Silage Harvest

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-24-issue-5/preparing-equipment-corn-silage-harvest

    the tension or replace with new ones.  Refer to the owner’s manual for areas to lubricate. If an auto ...

  4. Should You Consider Reducing Mineral Supplementation in Periods of Low Milk Prices?

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-22-issue-3/should-you-consider-reducing-mineral-supplementation

    diets and will need to be supplemented. Cows have very little Mg reserves so if diets are deficient, ... Mg absorption, increasing the risk of deficiency. In most situations, diets with 0.20 to 0.25% Mg is ... adequate for lactating cows. The quality of magnesium oxide (most common form of supplemental Mg) varies ...

  5. Monitoring MUN in Dairy Cows- Ohio Data

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-5-issue-4/monitoring-mun-dairy-cows-ohio-data

    the dairy cow's diet. The normal/target values for MUN are within the range from 10 to 15 mg ... low-producing herds. The herd level MUN concentrations varied between 5.0 and 15.1 mg/dl in the low producing ... herds (overall average 11.3 mg/dl) and between 10.1 mg/dl and 19.2 mg/dl in the high producing herds ...

  6. Variation in Milk Urea Nitrogen in Ohio Dairy Herds

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-19-issue-3/variation-milk-urea-nitrogen-ohio-dairy-herds

    14.62 mg/dL, versus two times a day milking with 11.12 mg/dL (P<0.001). It was also observed that the ... developed: MUN (mg/dL)=12.54+(DIM*0.001291)+(milk, kg/day*0.00284)+(fat, %*0.488)-(protein, ... (1996), target values for MUN should be between 10 to 15 mg/dL, with the average concentration in our ...

  7. Dietary Calcium and Magnesium Deficiency in Dry Cows

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-13-issue-1/dietary-calcium-and-magnesium-deficiency-dry-cows

    any treatment, but plasma calcium concentrations were lowest (7.8 mg/dL) for the highest calcium diet ... and greatest (8.6 mg/dL) for cows fed the lowest calcium diets.  The greatest effects of dietary ... concentrations of magnesium the first 7 days of lactation (averaged approximately 1.6 mg/dL, which is indicative ...

  8. Feeding High Ash Forages

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-21-issue-6/feeding-high-ash-forages

    Iron averages about 250 mg/kg (ppm) in normal corn silage, but silage made from flooded corn averaged ... about 2500 mg/kg. Concentration of aluminum averaged more than 5 times higher in flood-damaged corn ...

  9. Update on Magnesium Nutrition of Dairy Cows

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-20-issue-1/update-magnesium-nutrition-dairy-cows

    magnesium by about 0.15 percentage units) and either 0 or 14 mg/kg of diet of monensin (approximately 360 ... mg/day). On average, source of magnesium did not affect magnesium absorption, but there was a significant ...

  10. Nutrient Prices- Everything is Getting Cheap

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-6-issue-7/nutrient-prices-everything-getting-cheap

    58.28 82.13 Wheat Middlings 60 79.92 69.51 90.34 Table 3. Break-even prices of forages- OH (mg = mostly ... 128.56 86.40 Grass-Leg Hay, mg, immature <51% NDF 119.46 115.57 Grass-Leg Hay, mg, mature >57% NDF ... 125.53 75.75 Grass-Leg Hay, mg, mid mature 51-57% NDF 122.77 98.58 Grass-Leg Hay, 50/50 mix, immature ...

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