USDA Rock Valley, IA Hay                           08/16 09:25
SF_GR310  
Sioux Falls, SD   Fri Aug. 16, 2019    USDA-SD Dept of Ag Market News

Rock Valley Hay Auction for Thursday, Aug. 15, 2019

Receipts:  105 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:  40 loads: Good Large Square, $127.50 - $142.50; Fair Large
Square, $100.00 - $115.00; Utilty Large Square $65.00 - $80.00. Good Large 
Round 117.50 -
142.50; Fair 100.00 - 117.50.

   Grass:  31 loads:  Premiun: Large Round, 172.50; Good: Large Rounds 9 loads
$125.00 - 145.00; Fair: Large Rounds $92.50 - 120.000; Utility Large Rounds
$65.00 - 87.50.  

    Straw:   16 loads: Oat Straw  Large Square 87.00 - 115.00; Large Rounds,
$92.50 - 110.00. Wheat Straw   Large Round 112.50 

   Cornstalks:  Large Rounds, 5 loads 40.00 - 50.50


   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 Market News Service, Des Moines, SD
         515-284-4460
         www.ams.usda.gov/mnreports/SF_GR310.txt             
         http://www.ams.usda.gov/lpsmarketnewspage

 902C   njb