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    The Importance of Premium Silage Covers in Ensuring Optimal Fermentation

    The quality of silage is a critical factor in the success of livestock farming. Whether feeding dairy cows, beef cattle, or sheep, the quality of the preserved forage directly impacts animal health, production efficiency, and profitability. Central to achieving high-quality silage is the fermentation process, which transforms harvested forage into a nutritious and stable feed. However, the fermentation process is highly dependent on the exclusion of oxygen—a factor that premium silage covers play a crucial role in controlling. At Donaghy’s Crop, we understand the vital role of oxygen management in the preservation of silage, which is why we provide high-quality silage covers specifically designed to form an effective barrier against oxygen infiltration.

    Understanding the Fermentation Process

    The fermentation process begins once forage is compacted in the silage pit, a crucial step in creating anaerobic conditions. In the absence of oxygen, naturally occurring lactic acid bacteria break down sugars in the forage and convert them into lactic acid. This lactic acid is key to preserving the forage, reducing its pH, and preventing spoilage by undesirable microorganisms. A successful fermentation process results in nutrient-dense silage that can be stored and fed to livestock throughout the year.

    However, oxygen is the enemy of effective fermentation. When oxygen enters the silage pit, aerobic organisms, such as moulds and yeasts, proliferate. These organisms consume the valuable nutrients in the silage and cause spoilage. Not only does this reduce the nutritional value of the feed, but it also increases the risk of feeding spoiled forage to livestock, which can have severe health implications. Therefore, it is essential to prevent oxygen from entering the silage pit at all costs.

    The Role of Research in Enhancing Silage Preservation

    Recent studies have emphasized the critical importance of selecting high-quality silage covers to enhance feed preservation. Research from the Journal of Dairy Science highlights that modern multi-layer silage films can reduce dry matter losses by up to 50% compared to traditional single-layer covers. These findings underline how advancements in production techniques, such as the development of oxygen barrier films, contribute to maintaining optimal fermentation conditions. By investing in premium covers, farmers can prevent oxygen infiltration more effectively, safeguarding the nutritional integrity of their silage. At Donaghy’s Crop, our premium silage covers incorporate the latest innovations in material science, ensuring that farmers benefit from the most advanced and reliable oxygen barrier technology available.

    Donaghy’s Premium Silage Covers: The Best Defence Against Oxygen Infiltration

    At Donaghy’s Crop, we recognize the significance of creating an oxygen-free environment for the fermentation process. Our premium silage covers are designed to provide a robust barrier against oxygen ingress, ensuring the success of the anaerobic process. Manufactured with advanced multi-layer technology, our covers are durable, tear-resistant, and capable of withstanding New Zealand’s varying weather conditions. The flexibility and strength of our covers make them ideal for covering large silage pits, sealing them tightly, and maintaining the essential anaerobic environment throughout the entire fermentation period.

    Our silage covers have been specifically developed with UV protection, meaning they retain their integrity under prolonged exposure to sunlight. This is essential, as many silage pits remain sealed for extended periods. The high puncture resistance of Donaghy’s silage covers ensures that they remain intact even when subjected to rough handling or environmental hazards such as animals or debris.

    Protecting Your Investment with Donaghy’s Crop

    The use of premium silage covers is not just about preventing spoilage; it’s about protecting your investment. The forage you harvest represents a significant portion of your farm’s resources, and by investing in high-quality covers from Donaghy’s Crop, you ensure that your silage retains its full nutritional value. By preventing oxygen ingress, our covers help to minimize wastage and ensure that you’re feeding your livestock with the best possible forage, leading to better animal health, higher productivity, and ultimately, improved profitability for your farming operation.

    In conclusion, the fermentation process is the foundation of high-quality silage, and protecting this process from oxygen exposure is critical. Donaghy’s Crop premium silage covers provide the best defence, ensuring that your silage remains nutrient-rich and spoil-free, offering peace of mind that your livestock are receiving the best possible feed.

    28 February 2025/by Sian
    https://donaghyscrop.co.nz/wp-content/uploads/2025/02/DJI_0129-scaled.jpg 1440 2560 Sian https://donaghyscrop.co.nz/wp-content/uploads/2023/03/DONAGHYS_0000_DonCrop_Logo_2021_CMYK-1.png Sian2025-02-28 04:02:562025-02-28 12:34:46The Importance of Premium Silage Covers in Ensuring Optimal Fermentation

    Products

    Silo Cover Sheeting

    Premium Bulk Roll Silage Covers

    Premium Bulk Roll Silage Covers


    Donaghys’ Premium Bulk Rolls are manufactured using Smart Structure™ multi-layer extrusion technology, which provides long-term protection against the elements. This technology combines the products low density polyethylene (LDPE) thermoplastic with linear low-density polyethylene (LLDPE) to generate a stronger, tougher film without compromise. Our covers are less likely to tear or puncture during the handling and covering operation, as they are tougher and stronger than traditional covers. Premium Black/White silage covers provide outstanding reflective properties – white on the outside to reflect the light and reduce heat transfer, and black underneath to absorb heat and light, creating great fermentation.

    • Special narrow roll width for ease of transport

    • Free-fall-folded, one-piece cover for ease of application

    • Warranted for 12 months against manufacturer defaults and faults caused by UV exposure

    • Extremely air tight with low oxygen permeability to promote good lactic fermentation, preserving the fodder and nutritional value

    • Excellent mechanical properties

    • High puncture resistance

    • Precision-wound, with additional roll protection

    • 7-Layer technology


    Discover Technology

    Product codeDescriptionWidth (m)Length (m)Rolls / PalletColour
    59412008Silage Cover123001Black/White
    79711598Silage Cover153001Black/White
    79711898Silage Cover183001Black/White

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    Did you find what you were looking for?

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    • Office Phone

      03 338 6509

    • Email Address

      sales@donaghyscrop.co.nz

      customerservice@donaghyscrop.co.nz


    30 March 2023/by Fausto
    https://donaghyscrop.co.nz/wp-content/uploads/2023/03/Silage-cover-black.png 693 1000 Fausto https://donaghyscrop.co.nz/wp-content/uploads/2023/03/DONAGHYS_0000_DonCrop_Logo_2021_CMYK-1.png Fausto2023-03-30 00:23:002024-07-12 10:17:40Premium Bulk Roll Silage Covers
    Silo Cover Sheeting

    Silage Covers

    Silage covers


    Donaghys Crop Packaging works with world-leading manufacturers to offer a wide range of silage covers that are made using the latest multi-layer extrusion technology. Because Donaghys Crop Packaging and its suppliers are at the leading edge of silage film development and manufacture, our range of silage covers are less likely to tear or puncturing during the handling and covering operation. Donaghys’ Retail and Bulk Roll silage covers provide outstanding reflective properties. White on the outside to reflect the light and reduce heat transfer, and black underneath to absorb heat and light to assist with fermentation. All covers are UV-stabilised for New Zealand conditions and are guaranteed for a minimum 12 months in the field from failure due to UV degradation. Master rolls feature metre marks for convenience.

    Donaghys Crop Packaging offers a full range of Retail Silage covers in various widths and lengths, suitable for individual covering. Manufactured using the latest multi-layer extrusion technology, our Heavy Black/White covers are less likely to tear or puncture during the handling and covering operation, making them tougher and stronger than traditional covers. These premium black/white silage covers provide outstanding reflective properties – white on the outside to reflect the light and reduce heat transfer, and black underneath to absorb heat and light.

    • Enhanced puncture resistance and tear strength for superior field performance and protection from moisture

    • 100% opacity and UV-stabilised with 12 month UV warranty

    Free-fall-folded, one-piece cover for ease of application


    Discover Technology

    Product codeProduct descriptionWidth (m)Length (m)Rolls / Pallet
    59405002Medium (Black)55025
    59412009Silage covers Heavy Euro122520
    59412002Silage covers Heavy Euro125012
    59415001Silage covers Heavy Euro153012
    59415002Silage covers Heavy Euro15509
    59418013Silage covers Heavy Euro183012
    59418002Silage covers Heavy Euro18509
    59415012Silage covers Heavy Euro153001
    59418014Silage covers Heavy Euro183001

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    Utility Covers (Grass covers)

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    Did you find what you were looking for?

    Talk to us!

    Get in Touch with Us


    • Office Phone

      03 338 6509

    • Email Address

      sales@donaghyscrop.co.nz

      customerservice@donaghyscrop.co.nz


    30 March 2023/by Fausto
    https://donaghyscrop.co.nz/wp-content/uploads/2023/02/Silage-Cover-Range-Shot-e1708991437862.jpg 569 1000 Fausto https://donaghyscrop.co.nz/wp-content/uploads/2023/03/DONAGHYS_0000_DonCrop_Logo_2021_CMYK-1.png Fausto2023-03-30 00:20:502024-07-12 10:19:17Silage Covers
    Silo Cover Sheeting

    Utility Covers (Grass covers)

    Utility covers (grass covers)


    Donaghys Crop Packaging works with world-leading manufacturers to offer a wide range of silage covers that are made using the latest multi-layer extrusion technology. Because Donaghys Crop Packaging and its suppliers are at the leading edge of silage film development and manufacture, our range of silage covers are less likely to tear or puncturing during the handling and covering operation. Donaghys’ Retail and Bulk Roll silage covers provide outstanding reflective properties. White on the outside to reflect the light and reduce heat transfer, and black underneath to absorb heat and light to assist with fermentation. All covers are UV-stabilised for New Zealand conditions and are guaranteed for a minimum 12 months in the field from failure due to UV degradation. Master rolls feature metre marks for convenience.

    Donaghys Crop Packaging offers a full range of Retail Silage covers in various widths and lengths, suitable for individual covering. Manufactured using the latest multi-layer extrusion technology, our Heavy Black/White covers are less likely to tear or puncture during the handling and covering operation, making them tougher and stronger than traditional covers. These premium black/white silage covers provide outstanding reflective properties – white on the outside to reflect the light and reduce heat transfer, and black underneath to absorb heat and light.

    • Enhanced puncture resistance and tear strength for superior field performance and protection from moisture

    • 100% opacity and UV-stabilised with 12 month UV warranty

    Free-fall-folded, one-piece cover for ease of application


    Discover Technology

    Product codeProduct descriptionWidth (m)Length (m)Rolls / Pallet
    59405002Medium (Black)55025
    59412009Silage covers Heavy Euro122520
    59412002Silage covers Heavy Euro125012
    59415001Silage covers Heavy Euro153012
    59415002Silage covers Heavy Euro15509
    59418013Silage covers Heavy Euro183012
    59418002Silage covers Heavy Euro18509
    59415012Silage covers Heavy Euro153001
    59418014Silage covers Heavy Euro183001

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    Did you find what you were looking for?

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    Get in Touch with Us


    • Office Phone

      03 338 6509

    • Email Address

      sales@donaghyscrop.co.nz

      customerservice@donaghyscrop.co.nz



    30 March 2023/by Christian
    https://donaghyscrop.co.nz/wp-content/uploads/2023/03/Silage-cover-black-x3.png 693 1000 Christian https://donaghyscrop.co.nz/wp-content/uploads/2023/03/DONAGHYS_0000_DonCrop_Logo_2021_CMYK-1.png Christian2023-03-30 00:06:052024-02-27 00:09:22Utility Covers (Grass covers)
    Silo Cover Sheeting

    Silage Covers Combi Vaporfilm

    Silage Covers Combi Vaporfilm


    Covering silage with a thin, impermeable film before conventionally sheeting with a normal silage cover is a process used by contractors around the world. Our Combi Cover is a silage cover and underlayer all rolled in to one. Combi Cover provides the same benefits of using a 40-micron cling film underlay and a 127-micron UV-stabilised outer, without having to roll them out as individual covers.

    The primary Oxygen Barrier Film sheet sucks down onto the silage to create a vacuum where all oxygen trapped under the cover is absorbed by the natural fermentation. The result is an air-tight clamp, with little to no top or shoulder waste. Usual waste can be eliminated by as much as 100%, saving hundreds or even thousands of dollars in lost silage.

    • Users can save up to $5.50 per ton of silage

    • Aerobic stability is increased by up to two-and-a-half days, so silage on the face and in front of the cows stays fresh and nutrient-rich for longer

    • Combi Vapour covers are specially rolled in a free-falling configuration, enabling both the underlayer and top cover to be easily deployed on the pile in one action

    • Dry matter loss in the top 1 meter of silage is reduced by up to 50%


    Discover Technology

    Product codeDescriptionWidth (m)Length (m)Rolls / Pallet
    59415011
    Combi Vaporfilm153001
    59418015Combi Vaporfilm183001
    59418016Combi Premium Barrierfilm183001

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    Did you find what you were looking for?

    Talk to us!

    Get in Touch with Us


    • Office Phone

      03 338 6509

    • Email Address

      sales@donaghyscrop.co.nz

      customerservice@donaghyscrop.co.nz



    29 March 2023/by Sian
    https://donaghyscrop.co.nz/wp-content/uploads/2022/12/combi-product-1.png 1500 2607 Sian https://donaghyscrop.co.nz/wp-content/uploads/2023/03/DONAGHYS_0000_DonCrop_Logo_2021_CMYK-1.png Sian2023-03-29 23:53:592023-06-15 01:45:17Silage Covers Combi Vaporfilm
    Silo Cover Sheeting

    Polydress O2 Barrier 2in1 Cover

    Polydress O2 Barrier Cover


    POLYDRESS® O2 Barrier 2in1 is the first cover combination of protective film and sealing film that offers a 6-to-10 times increased oxygen barrier. The highlight is the 2in1 film combination can be put on the silage in one application. The product is designed to be flexible for easier handling, which makes it a real time saver for the end user.

    The cling seal is designed to separate soon after application. It then clings to the surface of the silage during the fermentation process, helping to effectively avoid moisture spots and decreasing the risk of mould formation.

    • Constant silage preservation

    • Lighter weight for easier handling

    • UV-resistant

    • Independent film separation


    Discover Technology

    Product codeProduct descriptionWidth (m)Length (m)Rolls / Pallet
    59412014Polydress O2 barrier123001
    79701599Polydress O2 barrier153001
    79701899Polydress O2 barrier183001

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    Did you find what you were looking for?

    Talk to us!

    Get in Touch with Us


    • Office Toll Free

      877-562-1890

    • Office Phone

      (403) 634-6570

    • Email Address

      info@committedag.com


    29 March 2023/by Fausto
    https://donaghyscrop.co.nz/wp-content/uploads/2022/12/polydress-update.png 269 500 Fausto https://donaghyscrop.co.nz/wp-content/uploads/2023/03/DONAGHYS_0000_DonCrop_Logo_2021_CMYK-1.png Fausto2023-03-29 23:53:042024-07-12 10:20:15Polydress O2 Barrier 2in1 Cover

    Donaghys Crop is a New Zealand company that’s continuing to grow our Crop Packaging and Horticulture range.

    Initially part of Donaghys Ltd, the company already has a name for itself in the agricultural sector and is continuing a tradition of innovation and service with a large range of products aimed at the farming sector.

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