World Grain - May 2024 - 48

FEED QUARTERLY: OPERATIONS
Ingredient receiving and sampling
Quality feed production starts with quality ingredients
by Chad Paulk, Charles Stark and Kara Dunmire
Determining ingredient quality prior to diet formulation or
feed manufacturing is an important tool for precision feeding
in swine production. Visual appearance, microbiological and
chemical analysis tests commonly are used to determine quality
of ingredients.
Inspecting grains at receiving gives opportunity to file deficiency
claims. Supplier relationships and monitoring procedures
are critical for ensuring quality ingredients. Evaluating
the receiving procedures and collecting samples for testing
will provide information for adjustments needed to provide
quality feed (Figure 1, see page 50).
Sampling
To determine the best sampling equipment, the length of the
tool should reach the bottom of the container being sampled.
Larger diameters should be used for whole grain ingredients
and smaller diameters used for ground ingredients. Equipment
used to provide a representative sample include grain
probes and sampling triers. When using a grain probe, the
probe should be closed when inserted into the product and
then twisted to reveal holes, allowing grain to flow in. Equipment
used for cut stream sampling includes pelican samplers
or PVC pipe samplers.
Results from ingredient analysis can only be as good as the
sample taken. Therefore, a sample must be representative of the
entire lot to be meaningful. Sample timing and location must be
considered. A representative sample for freeflowing and static
material can be obtained by either timed collection every 1 to 5
minutes during the unloading process or strategically sampling
at predetermined locations of bags or bulk containers.
For automatic sampling, proper installation where a representative
sample of material can be obtained and specific
timing of when the sample is taken will determine the quality
of the sample. Another option is cut stream sampling during
unloading, depending on safety and accessibility. The sample
should be taken in the middle of the load and stream flow may
need to be reduced while collecting to prevent overflow of the
48
sampler equipment. Collection should be a side-to-side sweep
of the sampler, collecting the entire stream.
A pre-unloading sample used for visual inspection is another
option where the receiving pit cover remains in place
and a small amount of ingredient is let out onto the cover to be
used for visual inspection or analysis prior to unloading. Approximately
1-pound samples should be collected to be used
for analysis and sample retention.
Determining when official analysis via commercial laboratory
is necessary will depend on the concern. However, when
evaluating a new supplier, proximate analysis should be used
to assure ingredient quality with a commercial laboratory or
on-site QA laboratory. Testing should be more frequent for
byproduct and alternative ingredients.
Labeling should be done to ensure proper sample identification
and include a minimum of sampling date, ingredient name, lot
ID, and sampler identification. Containers used for sample storage
should be cleaned prior to use. Plastic bags or sterile plastic
bags are best used for dry ingredient storage. Liquid samples
should be stored in plastic or glass containers. Samples are best
stored in a refrigerator or freezer, however, if storage space is
limited, sample priority for freezers should be highest to lowest
moisture content and lowest to highest frequency of use.
Storage outside of a freezer or refrigerator should still be
in a cool, dry place with low humidity. Samples should not
be retained past ingredient shelf life when stored outside of a
freezer. Retained samples should be kept at minimum while
the ingredient is being used and depending on the associated
risk of spoilage or biological hazards thereafter.
Receiving procedures
Prior to accepting an ingredient, trucks and documentation
need to be inspected. Feed mills must be registered and in
compliance with the US Bioterrorism Act for record-keeping
and traceability. Transporters and non-transporters (feed mills)
must maintain records that identify both transporter and nontransporter
supplier and recipient. Transporters must maintain
May 2024 / World Grain / World-Grain.com
©halkevych-stock.adobe.com
http://www.World-Grain.com

World Grain - May 2024

Table of Contents for the Digital Edition of World Grain - May 2024

World Grain - May 2024 - Intro
World Grain - May 2024 - 1
World Grain - May 2024 - 2
World Grain - May 2024 - 3
World Grain - May 2024 - 4
World Grain - May 2024 - 5
World Grain - May 2024 - 6
World Grain - May 2024 - 7
World Grain - May 2024 - 8
World Grain - May 2024 - 9
World Grain - May 2024 - 10
World Grain - May 2024 - 11
World Grain - May 2024 - 12
World Grain - May 2024 - 13
World Grain - May 2024 - 14
World Grain - May 2024 - 15
World Grain - May 2024 - 16
World Grain - May 2024 - 17
World Grain - May 2024 - 18
World Grain - May 2024 - 19
World Grain - May 2024 - 20
World Grain - May 2024 - 21
World Grain - May 2024 - 22
World Grain - May 2024 - 23
World Grain - May 2024 - 24
World Grain - May 2024 - 25
World Grain - May 2024 - 26
World Grain - May 2024 - 27
World Grain - May 2024 - 28
World Grain - May 2024 - 29
World Grain - May 2024 - 30
World Grain - May 2024 - 31
World Grain - May 2024 - 32
World Grain - May 2024 - 33
World Grain - May 2024 - 34
World Grain - May 2024 - 35
World Grain - May 2024 - 36
World Grain - May 2024 - 37
World Grain - May 2024 - 38
World Grain - May 2024 - 39
World Grain - May 2024 - 40
World Grain - May 2024 - 41
World Grain - May 2024 - 42
World Grain - May 2024 - 43
World Grain - May 2024 - 44
World Grain - May 2024 - 45
World Grain - May 2024 - 46
World Grain - May 2024 - 47
World Grain - May 2024 - 48
World Grain - May 2024 - 49
World Grain - May 2024 - 50
World Grain - May 2024 - 51
World Grain - May 2024 - 52
World Grain - May 2024 - 53
World Grain - May 2024 - 54
World Grain - May 2024 - 55
World Grain - May 2024 - 56
World Grain - May 2024 - 57
World Grain - May 2024 - 58
World Grain - May 2024 - 59
World Grain - May 2024 - 60
World Grain - May 2024 - 61
World Grain - May 2024 - 62
World Grain - May 2024 - 63
World Grain - May 2024 - 64
World Grain - May 2024 - 65
World Grain - May 2024 - 66
World Grain - May 2024 - 67
World Grain - May 2024 - 68
World Grain - May 2024 - 69
World Grain - May 2024 - 70
World Grain - May 2024 - 71
World Grain - May 2024 - 72
World Grain - May 2024 - 73
World Grain - May 2024 - 74
World Grain - May 2024 - 75
World Grain - May 2024 - 76
https://digital.world-grain.com/sosland/wg/wg_2025_02_01
https://digital.world-grain.com/sosland/wg/world-grain-january-2025
https://digital.world-grain.com/sosland/wg/world-grain-december-2024
https://digital.world-grain.com/sosland/wg/world-grain-november-2024
https://digital.world-grain.com/sosland/wg/world-grain-october-2024
https://digital.world-grain.com/sosland/wg/world-grain-september-2024
https://digital.world-grain.com/sosland/wg/world-grain-august-2024
https://digital.world-grain.com/sosland/wg/world-grain-july-2024
https://digital.world-grain.com/sosland/wg/world-grain-june-2024
https://digital.world-grain.com/sosland/wg/world-grain-may-2024
https://digital.world-grain.com/sosland/wg/world-grain-april-2024
https://digital.world-grain.com/sosland/wg/world-grain-march-2024
https://digital.world-grain.com/sosland/wg/world-grain-february-2024
https://digital.world-grain.com/sosland/wg/world-grain-january-2024
https://digital.world-grain.com/sosland/wg/world-grain-december-2023
https://digital.world-grain.com/sosland/wg/world-grain-november-2023
https://digital.world-grain.com/sosland/wg/world-grain-october-2023
https://digital.world-grain.com/sosland/wg/world-grain-september-2023
https://digital.world-grain.com/sosland/wg/world-grain-august-2023
https://digital.world-grain.com/sosland/wg/world-grain-july-2023
https://digital.world-grain.com/sosland/wg/world-grain-june-2023
https://digital.world-grain.com/sosland/wg/world-grain-may-2023
https://digital.world-grain.com/sosland/wg/world-grain-april-2023
https://digital.world-grain.com/sosland/wg/world-grain-march-2023
https://digital.world-grain.com/sosland/wg/world-grain-february-2023
https://digital.world-grain.com/sosland/wg/world-grain-january-2023
https://digital.world-grain.com/sosland/wg/world-grain-december-2022
https://digital.world-grain.com/sosland/wg/world-grain-november-2022
https://digital.world-grain.com/sosland/wg/world-grain-october-2022
https://digital.world-grain.com/sosland/wg/world-grain-september-2022
https://digital.world-grain.com/sosland/wg/world-grain-august-2022
https://digital.world-grain.com/sosland/wg/world-grain-july-2022
https://digital.world-grain.com/sosland/wg/world-grain-june-2022
https://digital.world-grain.com/sosland/wg/world-grain-may-2022
https://digital.world-grain.com/sosland/wg/world-grain-april-2022
https://digital.world-grain.com/sosland/wg/world-grain-march-2022
https://digital.world-grain.com/sosland/wg/world-grain-february-2022
https://digital.world-grain.com/sosland/wg/world-grain-january-2022
https://digital.world-grain.com/sosland/wg/world-grain-december-2021
https://digital.world-grain.com/sosland/wg/-world-grain-november-2021
https://digital.world-grain.com/sosland/wg/world-grain-october-2021
https://digital.world-grain.com/sosland/wg/world-grain-september-2021
https://digital.world-grain.com/sosland/wg/world-grain-august-2021
https://digital.world-grain.com/sosland/wg/world-grain-july-2021
https://digital.world-grain.com/sosland/wg/world-grain-june-2021
https://digital.world-grain.com/sosland/wg/world-grain-may-2021
https://digital.world-grain.com/sosland/wg/world-grain-april-2021
https://digital.world-grain.com/sosland/wg/world-grain-march-2021
https://digital.world-grain.com/sosland/wg/world-grain-february-2021
https://digital.world-grain.com/sosland/wg/2021_01_01
https://digital.world-grain.com/sosland/wg/2020_12_01
https://digital.world-grain.com/sosland/wg/2020_11_01
https://digital.world-grain.com/sosland/wg/2020_10_01
https://digital.world-grain.com/sosland/wg/2020_09_01
https://digital.world-grain.com/sosland/wg/2020_08_01
https://digital.world-grain.com/sosland/wg/2020_07_01
https://digital.world-grain.com/sosland/wg/2020_06_01
https://digital.world-grain.com/sosland/wg/2020_05_01
https://digital.world-grain.com/sosland/wg/2020_04_01
https://digital.world-grain.com/sosland/wg/2020_03_01
https://digital.world-grain.com/sosland/wg/2020_02_01
https://digital.world-grain.com/sosland/wg/2020_01_01
https://digital.world-grain.com/sosland/wg/2019_12_01
https://digital.world-grain.com/sosland/wg/2019_11_01
https://digital.world-grain.com/sosland/wg/2019_10_01
https://digital.world-grain.com/sosland/wg/2019_09_01
https://digital.world-grain.com/sosland/wg/2019_08_01
https://digital.world-grain.com/sosland/wg/2019_07_01
https://digital.world-grain.com/sosland/wg/2019_06_01
https://digital.world-grain.com/sosland/wg/2019_05_01
https://digital.world-grain.com/sosland/wg/2019_04_01
https://digital.world-grain.com/sosland/wg/2019_03_01
https://digital.world-grain.com/sosland/wg/2019_02_01
https://digital.world-grain.com/sosland/wg/2019_01_01
http://digital.world-grain.com/sosland/wg/2018_12_01
http://digital.world-grain.com/sosland/wg/2018_11_01
http://digital.world-grain.com/sosland/wg/2018_10_01
http://digital.world-grain.com/sosland/wg/2018_09_01
http://digital.world-grain.com/sosland/wg/2018_08_01
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https://www.nxtbook.com/sosland/wg/2018_02_01
https://www.nxtbook.com/sosland/wg/2018_01_01
https://www.nxtbook.com/sosland/wg/2017_12_01
https://www.nxtbook.com/sosland/wg/2017_11_01
https://www.nxtbook.com/sosland/wg/2017_10_01
https://www.nxtbook.com/sosland/wg/2017_09_01
https://www.nxtbook.com/sosland/wg/2017_08_01
https://www.nxtbook.com/sosland/wg/2017_07_01
https://www.nxtbook.com/sosland/wg/2017_06_01
https://www.nxtbook.com/sosland/wg/2017_05_01
https://www.nxtbook.com/sosland/wg/2017_04_01
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https://www.nxtbook.com/sosland/wg/2017_02_01
https://www.nxtbook.com/sosland/wg/2017_01_01
https://www.nxtbook.com/sosland/wg/2016_12_01
https://www.nxtbook.com/sosland/wg/2016_11_01
https://www.nxtbook.com/sosland/wg/2016_10_01
https://www.nxtbook.com/sosland/wg/2016_09_01
https://www.nxtbook.com/sosland/wg/2016_08_01
https://www.nxtbook.com/sosland/wg/2016_07_01
https://www.nxtbook.com/sosland/wg/2016_06_01
https://www.nxtbook.com/sosland/wg/2016_05_01
https://www.nxtbook.com/sosland/wg/2016_04_01
https://www.nxtbook.com/sosland/wg/2016_03_01
https://www.nxtbook.com/sosland/wg/2016_02_01
https://www.nxtbook.com/sosland/wg/2016_01_01
https://www.nxtbook.com/sosland/wg/2015_12_01
https://www.nxtbook.com/sosland/wg/2015_11_01
https://www.nxtbook.com/sosland/wg/2015_10_01
http://digital.world-grain.com/sosland/wg/2015_09_01
http://digital.world-grain.com/sosland/wg/2015_08_01
http://digital.world-grain.com/sosland/wg/2015_07_01
http://digital.world-grain.com/sosland/wg/2015_06_01
http://digital.world-grain.com/sosland/wg/2015_05_01
https://www.nxtbook.com/sosland/wg/2015_04_01
https://www.nxtbook.com/sosland/wg/2015_03_01
https://www.nxtbook.com/sosland/wg/2015_02_01
http://digital.world-grain.com/sosland/wg/2015_01_01
http://digital.world-grain.com/sosland/wg/2014_12_15
https://www.nxtbook.com/sosland/wg/2014_12_01
https://www.nxtbook.com/sosland/wg/2014_11_01
https://www.nxtbook.com/sosland/wg/2014_10_01
https://www.nxtbook.com/sosland/wg/2014_09_01
https://www.nxtbook.com/sosland/wg/2014_08_01
https://www.nxtbook.com/sosland/wg/2014_07_01
https://www.nxtbook.com/sosland/wg/2014_06_01
https://www.nxtbook.com/sosland/wg/2014_05_01
https://www.nxtbook.com/sosland/wg/2014_04_01
https://www.nxtbook.com/sosland/wg/2014_03_01
https://www.nxtbook.com/sosland/wg/2014_02_01
https://www.nxtbook.com/sosland/wg/2014_01_01
https://www.nxtbook.com/sosland/wg/2013_12_01
https://www.nxtbook.com/sosland/wg/2013_11_01
https://www.nxtbook.com/sosland/wg/2013_10_01
https://www.nxtbook.com/sosland/wg/2013_09_01
https://www.nxtbook.com/sosland/wg/2013_08_01
https://www.nxtbook.com/sosland/wg/2013_07_01
https://www.nxtbook.com/sosland/wg/2013_06_01
https://www.nxtbook.com/sosland/wg/2013_05_01
https://www.nxtbook.com/sosland/wg/2013_04_01
https://www.nxtbook.com/sosland/wg/2013_03_01
https://www.nxtbook.com/sosland/wg/2013_02_01
https://www.nxtbook.com/sosland/wg/2013_01_01
https://www.nxtbook.com/sosland/wg/2012_12_01
https://www.nxtbook.com/sosland/wg/2012_11_01
https://www.nxtbook.com/sosland/wg/2012_10_01
https://www.nxtbook.com/sosland/wg/2012_09_01
https://www.nxtbook.com/sosland/wg/2012_08_01
https://www.nxtbook.com/sosland/wg/2012_07_01
https://www.nxtbook.com/sosland/wg/2012_06_01
https://www.nxtbook.com/sosland/wg/2012_05_01
https://www.nxtbook.com/sosland/wg/2012_04_01
https://www.nxtbook.com/sosland/wg/2012_03_01
https://www.nxtbook.com/sosland/wg/2012_02_01
https://www.nxtbook.com/sosland/wg/2012_01_01
https://www.nxtbook.com/sosland/wg/2011_12_01
https://www.nxtbook.com/sosland/wg/2011_11_01
https://www.nxtbook.com/sosland/wg/2011_10_01
https://www.nxtbook.com/sosland/wg/20111_09_01
https://www.nxtbook.com/sosland/wg/2011_08_01
https://www.nxtbook.com/sosland/wg/2011_07_01
https://www.nxtbook.com/sosland/wg/2011_06_01
https://www.nxtbook.com/sosland/wg/2011_05_01
https://www.nxtbook.com/sosland/wg/2011_04_01
https://www.nxtbook.com/sosland/wg/2011_03_01
http://digital.world-grain.com/sosland/wg/2011_02_01
http://digital.world-grain.com/sosland/wg/2011_02_01
http://digital.world-grain.com/sosland/wg/2011_02_01
http://digital.world-grain.com/sosland/wg/2011_01_01
http://digital.world-grain.com/sosland/wg/2010_12_01
http://digital.world-grain.com/sosland/wg/2010_11_01
http://digital.world-grain.com/sosland/wg/2010_10_01
http://digital.world-grain.com/sosland/wg/2010_09_01
http://digital.world-grain.com/sosland/wg/2010_08_01
http://digital.world-grain.com/sosland/wg/2010_07_01
http://digital.world-grain.com/sosland/wg/2010_06_01
http://digital.world-grain.com/sosland/wg/2010_05_01
http://digital.world-grain.com/sosland/wg/2010_04_01
http://digital.world-grain.com/sosland/wg/2010_03_01
http://digital.world-grain.com/sosland/wg/2010_02_01
http://digital.world-grain.com/sosland/wg/2010_01_01
http://digital.world-grain.com/sosland/wg/2009_12_01
http://digital.world-grain.com/sosland/wg/2009_11_01
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http://digital.world-grain.com/sosland/wg/2009_02_01
http://digital.world-grain.com/sosland/wg/2009_01_01
http://digital.world-grain.com/sosland/wg/2008_12_01
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http://digital.world-grain.com/sosland/wg/2008_06_01
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http://digital.world-grain.com/sosland/wg/2008_04_01
http://digital.world-grain.com/sosland/wg/2008_03_01
http://digital.world-grain.com/sosland/wg/2008_02_01
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http://digital.world-grain.com/sosland/wg/2007_03_01
http://digital.world-grain.com/sosland/wg/2007_02_01
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http://digital.world-grain.com/sosland/wg/2006_01_01
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