SF_GR310 Sioux Falls, SD Mon July 15, 2019 USDA-SD Dept of Ag Market News Rock Valley Hay Auction for Thursday, July 11, 2019 Receipts: 108 loads Two Weeks Ago: 69 loads Last Year: 89 loads All sales FOB Rock Valley, Iowa, vicinity. One load Small Squares equals approximately 5 tons; Large Squares and Large Rounds range from 10-25 tons per load. Alfalfa: Premium: Large Squares, 2 loads 180.00-182.50. Good: Large Squares, 4 loads 125.00-140.00; Large Rounds, 7 loads 125.00-145.00. Fair: Large Squares, 1 load 117.50; Large Rounds, 20 Loads 105.00-122.50. Utility: Large Squares, 1 load 80.00; Large Rounds, 22 loads 67.50-100.00; 1 load damaged 35.00. Grass: Premium: Large Rounds, 4 loads 145.00-160.00. Good: Large Rounds, 14 loads 115.00-135.00. Fair: Large Squares, 2 loads 105.00, Large Rounds, 9 loads 85.00-112.50. Utility: Large Rounds, 3 loads 70.00-77.50. Alfalfa / Grass Mix: Good: Large Rounds, 1 load 140.00. Fair: Large Rounds, 2 loads 117.50-125.00. Utility: Large Rounds, 3 loads 95.00-107.50. Straw: Large Rounds, 4 loads 80.00-135.00. Cornstalks: Large Rounds, 8 loads 47.50-60.00. Alfalfa guidelines (domestic livestock use and not more than 10 pct grass) Quality ADF NDF RFV TDN-100 pct TDN-90 pct CP Supreme <27 <34 >185 >62 >55.9 >22 Premium 27-29 34-36 170-185 60.5-62 54.5-55.9 20-22 Good 29-32 36-40 150-170 58-60 52.5-54.5 18-20 Fair 32-35 40-44 130-150 56-58 50.5-52.5 16-18 Utility >35 >44 <130 <56 <50.5 <16 RFV calculated using the WI/MN formula. TDN calculated using the western formula. Quantitative factors are approximate and many factors can affect feeding value. Values based on 100 pct dry matter. Quantitative factors are approximate, and many factors can affect feeding value. Values based on 100 pct dry matter. End usage may influence hay price or value more than testing results. Grass Hay guidelines Quality Crude Protein Percent Premium Over 13 Good 9-13 Fair 5-9 Utility Under 5 Source: USDA Market News Service, Des Moines, IA 515-284-4460 www.ams.usda.gov/mnreports/SF_GR310.txt http://www.ams.usda.gov/lpsmarketnewspage 902C jp