SF_GR310 Sioux Falls, SD Tue Feb 7, 2012 USDA Dept of Ag Market News Rock Valley Hay Auction for Monday, February 6, 2012 All prices dollars per ton, except where noted. All sales FOB Rock Valley, Iowa, vicinity. Receipts: 25 loads Week Ago: 28 Loads Year Ago: 13 Loads One load Small Squares equals approximately 5 tons; Large Squares and Large Rounds range from 10-25 tons per load. Alfalfa: Premium: Large Rounds, 3 loads 192.50-200.00. Good: Large Rounds, 1 load 160.00. Large Rounds, 1 load 137.50; Small Squares, 1 load 150.00. Grass: Premium: Large squares, 1 load 120.00; Small Squares, 1 load 145.00. Good: Large Rounds, 2 loads 100.00-117.50. Fair: Large Rounds, 3 loads 85.00-95.00. Utility: Large Rounds, 2 loads 75.00- 80.00. Mixed Alfalfa/Grass: Premium: Small Squares, 1 load 165.00. Utility: Large Rounds 1 load 70.00. Oat Hay: Fair: Large Rounds 1 load 90.00. Wheat Straw: Large Rounds 1 load 70.00; Large Rounds 1 load 21.00 per bale; Small Square, 1 load 4.25 per bale. Oat Straw: Large Round, 1 load 40.00. Cornstalks: Large Rounds 3 loads 40.00-42.50. 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-IA Dept of Ag Market News Service, Des Moines, IA Erika Sorenson, 515-284-4460 Desm.lgmn@usda.gov www.ams.usda.gov/mnreports/SF_GR310.txt http://marketnews.usda.gov/portal/lg 0730c es