SF_GR310
Sioux Falls, SD Fri May 25, 2012 USDA Dept of Ag Market News
Rock Valley Hay Auction for Thursday, May 24, 2012
All prices dollars per ton, except where noted.
All sales FOB Rock Valley, Iowa, vicinity.
Receipts: 47 loads Week Ago: 52 Loads Year Ago: 51 Loads
One load Small Squares equals approximately 5 tons;
Large Squares and Large Rounds range from 10-25 tons per load.
Alfalfa: Premium: Large Squares, 3 loads 205.00-215.00 New Crop; Large
Rounds, 1 load 200.00; Good: Large Rounds, 6 loads 165.00-180.00; Fair:
Large Rounds, 137.50-160.00; Utility: Large Rounds, 115.00-130.00.
Grass: Premium: Large Rounds, 2 loads 150.00-170.00. Good: Large Rounds,
9 loads 122.50-145.00. Fair: Large Rounds, 1 load 95.00.
Mixed Alfalfa/Grass: Good: Large Rounds, 3 loads 100.00-140.00.
Oat Hay: Good: Large Rounds, 1 load 90.00.
Cornstalks: Large Rounds, 3 loads 25.00-47.50.
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
Jodee Inman, 515-284-4460 Desm.lgmn@usda.gov
www.ams.usda.gov/mnreports/SF_GR310.txt
http://marketnews.usda.gov/portal/lg
0745c JRI
Rock Valley Hay Auction
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