[{"id":415660277968,"handle":"all-products","title":"All Products","updated_at":"2026-07-09T21:05:42+10:00","body_html":"\u003ch2 data-start=\"147\" data-end=\"518\"\u003eExplore the full Peter Augustus range\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp data-start=\"147\" data-end=\"518\"\u003eFrom award-winning Wagyu and Angus beef to artisan sausages, pork, lamb, poultry, and specialty condiments. Every product is carefully selected and prepared by our expert butchers, offering restaurant-quality ingredients for your home kitchen. Whether you're after everyday staples or something to impress, you'll find it all here.\u003c\/p\u003e","published_at":"2025-06-30T14:04:53+10:00","sort_order":"best-selling","template_suffix":"","disjunctive":false,"rules":[{"column":"variant_price","relation":"greater_than","condition":"0"}],"published_scope":"global","image":{"created_at":"2025-10-20T12:27:50+10:00","alt":"Assorted packaged meats with Diamantina branding on a white background","width":2016,"height":1512,"src":"\/\/www.peteraugustus.com.au\/cdn\/shop\/collections\/Box_6_-_The_Angus_Selection_Box_2_d5b698d6-320f-45a7-bfd0-83ba5ecf1983.webp?v=1779337195"}},{"id":412989391056,"handle":"beef","title":"Beef","updated_at":"2026-07-09T21:05:42+10:00","body_html":"\u003cp\u003eShop premium beef at Peter Augustus, featuring exceptional Wagyu, Angus, grain-fed, and grass-fed beef sourced from trusted Australian producers and expertly butchered for outstanding quality. Our collection includes premium beef steaks, loin of beef, roasting joints, BBQ favourites, and versatile beef cuts selected for their marbling, tenderness, and rich natural flavour. Whether you are firing up the barbie, pan frying a steak, preparing a family roast, or filling the freezer with quality beef meat cuts, you will find some of the finest cuts of beef Australia has to offer. We supply fresh, never frozen beef, ensuring every order arrives with the flavour, texture, and quality expected from premium Australian beef. Buy beef online with confidence and enjoy convenient delivery straight to your door, plus the flexibility of Afterpay with four interest-free payments. Honest Australian beef, expertly prepared and ready for every occasion.\u003c\/p\u003e","published_at":"2024-10-22T15:22:40+10:00","sort_order":"best-selling","template_suffix":"","disjunctive":false,"rules":[{"column":"type","relation":"equals","condition":"Beef"}],"published_scope":"global","image":{"created_at":"2025-10-20T12:27:36+10:00","alt":"Raw Wagyu rump cap steak on wire rack with a bowl of coarse salt on marble background","width":2016,"height":1512,"src":"\/\/www.peteraugustus.com.au\/cdn\/shop\/collections\/PA_WagyuRump_BeefCollections_31db8068-2d78-426e-8358-411a9c02544d.webp?v=1779163629"}},{"id":419387113680,"handle":"beef-cut","title":"Beef Cut","updated_at":"2026-07-08T21:05:00+10:00","body_html":"","published_at":"2026-04-01T13:12:16+10:00","sort_order":"best-selling","template_suffix":"","disjunctive":true,"rules":[{"column":"tag","relation":"equals","condition":"pure wagyu_Rib Fillet"},{"column":"tag","relation":"equals","condition":"Ribs"},{"column":"tag","relation":"equals","condition":"tenderloin_Eye Fillet"},{"column":"tag","relation":"equals","condition":"wagyu_Rump"},{"column":"tag","relation":"equals","condition":"rump"}],"published_scope":"global","image":{"created_at":"2026-04-21T16:42:18+10:00","alt":"Two pieces of marbled red meat on a white plate with a light gray marble background","width":2016,"height":1512,"src":"\/\/www.peteraugustus.com.au\/cdn\/shop\/collections\/Beef_05c94a21-e9a3-4a77-8066-2d8013ffbb0c.webp?v=1779232746"}},{"id":417129726160,"handle":"best-sellers","updated_at":"2026-07-09T21:05:42+10:00","published_at":"2025-10-23T01:12:27+10:00","sort_order":"best-selling","template_suffix":"","published_scope":"global","title":"Best Sellers","body_html":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eExplore the Best-selling selections in our premium range at Peter Augustus, where superior quality and exceptional flavour unite. Our top picks are loved by discerning home chefs and those just starting their culinary journey. These are the products customers return for time and again, thanks to phenomenal taste and consistent results.\u003c\/p\u003e","image":{"created_at":"2025-10-28T16:06:28+10:00","alt":"Diamantina Wagyu corned silverside raw beef cut with bay leaves and peppercorns","width":2016,"height":1512,"src":"\/\/www.peteraugustus.com.au\/cdn\/shop\/collections\/Thankyoucard-PeterAugustus_b0e81796-019d-4fac-89b0-7e86422d5f35.webp?v=1779245663"}},{"id":420096737488,"handle":"best-selling-collection","title":"Best selling products","updated_at":"2026-07-09T21:05:42+10:00","body_html":null,"published_at":"2026-05-27T21:31:50+10:00","sort_order":"best-selling","template_suffix":null,"disjunctive":false,"rules":[{"column":"variant_price","relation":"greater_than","condition":"0"}],"published_scope":"web"},{"id":419320430800,"handle":"black-onyx","title":"Black Onyx","updated_at":"2026-07-08T21:05:00+10:00","body_html":"\u003cp\u003e\u003cspan data-sheets-root=\"1\"\u003eOur Black Onyx long-fed Pure Black Angus is a standout in premium beef, raised to exacting standards and grain-fed for a minimum of 230 days. Completely HGP-free, this program delivers enhanced marbling well above traditional Angus, resulting in a tender, juicy eating experience with a rich, full-bodied flavour. 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Each cut is carefully prepared to Peter Augustus standard and selected for consistent eating quality, whether you are slow-roasting a whole leg for a long Sunday table or carving a whole fillet for a truly special occasion.\u003c\/p\u003e","published_at":"2026-02-23T14:19:32+10:00","sort_order":"best-selling","template_suffix":"","disjunctive":false,"rules":[{"column":"tag","relation":"equals","condition":"Roasts \u0026 Whole Cuts"}],"published_scope":"global","image":{"created_at":"2025-10-20T12:28:37+10:00","alt":"French trimmed lamb rack on a plate beside a bowl of gourmet salt from Peter Augustus Craft Butcher","width":2016,"height":1512,"src":"\/\/www.peteraugustus.com.au\/cdn\/shop\/collections\/Lamb_f7fc766b-2e09-4faf-98b8-5049efa587cc.webp?v=1779409565"}},{"id":418904703184,"handle":"beef-rump","title":"Rump","updated_at":"2026-07-09T21:05:42+10:00","body_html":"\u003cp\u003eOur Rump, with the undercut removed, is a versatile and flavour-packed primal prized for its rich beef character, firm texture, and excellent performance across a wide range of cooking styles. Naturally leaner than rib and loin cuts, it still delivers impressive tenderness and juiciness when prepared correctly. This section produces popular cuts including Rump Steak, Rump Cap, Picanha, Coulotte, and premium roasting cuts, making it ideal for grilling, roasting, slicing, and BBQ cooking. The signature fat cap on the rump cap or picanha renders beautifully over heat, creating a juicy, deeply flavoured eating experience that has made it a favourite among BBQ enthusiasts and steak lovers alike.\u003c\/p\u003e","published_at":"2026-03-12T15:14:17+10:00","sort_order":"best-selling","template_suffix":"","disjunctive":true,"rules":[{"column":"product_metafield_definition","relation":"equals","condition":"gid:\/\/shopify\/Metaobject\/24477237456"},{"column":"title","relation":"contains","condition":"rump"},{"column":"title","relation":"contains","condition":"rump cap"},{"column":"tag","relation":"equals","condition":"angus_Rump Steak"},{"column":"tag","relation":"equals","condition":"black onyx_Rump Steak"},{"column":"tag","relation":"equals","condition":"pure wagyu_Rump Steak"},{"column":"tag","relation":"equals","condition":"wagyu_Rump Setak"},{"column":"tag","relation":"equals","condition":"angus_Rump"},{"column":"tag","relation":"equals","condition":"black onyx_Rump"},{"column":"tag","relation":"equals","condition":"grain-fed_Rump"},{"column":"tag","relation":"equals","condition":"pure wagyu_Rump"},{"column":"tag","relation":"equals","condition":"wagyu_Rump"},{"column":"tag","relation":"equals","condition":"Picanha"}],"published_scope":"global","image":{"created_at":"2026-04-21T16:35:39+10:00","alt":"Australian Wagyu rump cap steak with rich marbling on a plate from Peter Augustus Craft Butcher","width":2016,"height":1512,"src":"\/\/www.peteraugustus.com.au\/cdn\/shop\/collections\/Angus_ca650dac-ec78-42d8-a650-55aa56775895.webp?v=1779406302"}},{"id":419338420432,"handle":"specialty-items","title":"Specialty Items","updated_at":"2026-07-09T21:05:42+10:00","body_html":"\u003cp data-start=\"0\" data-end=\"327\"\u003eOur selection of specialty items showcases unique, premium offerings designed to elevate your cooking and bring something a little different to the table. Carefully curated for quality and flavour, this range features seasonal favourites, chef-inspired products, and exclusive cuts you won’t always find in everyday selections.\u003c\/p\u003e\n\u003cp data-start=\"329\" data-end=\"656\" data-is-last-node=\"\" data-is-only-node=\"\"\u003ePerfect for entertaining, gifting, or creating standout meals at home, these specialty items are chosen for their exceptional taste, versatility, and craftsmanship. 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20kg Bulk Box - Black Onyx Rump Whole SB-3
is backordered and will ship as soon as it is back in stock.
Get cuts tailored to your kitchen
Want it portioned a certain way? Add your cutting and packing instructions in the order note at checkout. Our expert butchers are more than glad to process it for you.
Order summary · Add order note
Cutting and packing instructions, for example portion the rump into 300g steaks and vacuum pack in pairs.
Buying in bulk for a venue?
Open a wholesale account
Restaurants, cafes and caterers buy our premium beef in bulk at trade pricing on volume. Net terms for approved accounts, a dedicated account manager, and the same consistent quality on every delivery.
Trade pricing applies once your account is approved. Prices exclude GST and delivery.
Buy 20kg Bulk Box - Black Onyx Rump Whole SB-3
Premium Black Onyx rump delivering exceptional eating quality, rich beef flavour, and reliable performance for wholesale kitchens.
Diamantina's 20kg Bulk Box - Black Onyx Rump Whole SB-3 offers a premium eating experience with its SB-3 marble score, ensuring a strong balance of flavour and tenderness. Our Black Onyx breed, known for its superior quality, benefits from a grain-finished feeding program for a minimum of 230 days, enhancing the texture and juiciness of each cut. Sourced from Australia, our Black Onyx Rump delivers consistent texture and reliable cooking results whether pan-seared, grilled, or roasted.
Buyers choose our Black Onyx Rump Whole for its versatility and unmatched flavour profile, ideal for chefs and home cooks alike seeking reliable cuts for various dishes. Those who appreciate premium beef will find our product perfect for both everyday meals and special occasions. Our commitment to quality, from breed to feeding program, assures that our Black Onyx Rump meets the highest standards, encouraging you to shop with confidence for your culinary creations.
Product Overview
20kg bulk box of Black Onyx rump whole (SB-3)
Grain finished for a minimum of 230 days
Premium specification with enhanced eating quality
Diamantina's 20kg Bulk Box - Black Onyx Rump Whole SB-3 provides premium eating quality with a strong balance of flavour and tenderness for versatile performance.
Marble score 3 ensures a consistent texture.
Grain-fed for a minimum of 230 days.
Originates from Australia, guaranteeing quality.
Performance & Quality
SB-3 specification for premium eating quality
Strong balance of flavour and tenderness
Consistent texture for reliable cooking results
Versatile performance across multiple applications
Wholesale Advantages
20kg bulk format for efficient kitchen operations
Ideal for slicing, roasting, and steak production
Strong yield with minimal waste
Reliable supply for high-volume food service
Why This Product
Premium all-rounder with excellent versatility
Delivers consistent, high-quality eating results
Ideal for operators needing reliability at scale
Balances performance, flavour, and efficiency
Who Should Choose This 20kg Bulk Box - Black Onyx Rump Whole SB-3?
Our 20kg Bulk Box - Black Onyx Rump Whole SB-3 is ideal for chefs, caterers, and food service professionals who require superior quality beef with a consistent texture and strong flavour balance for reliable cooking results.
Restaurants seeking premium grain-fed rump for varied menu options
Event planners looking for versatile beef cuts for large gatherings
Home cooks preparing for family events or celebrations
Steak enthusiasts wanting to stock up on quality beef for personal use
Best Cooking Methods for Rump
Achieving the ideal cooking outcome with our 20kg Bulk Box - Black Onyx Rump Whole SB-3 requires understanding its unique qualities. This Black Onyx Rump, with its premium grain-fed finish, excels in fat rendering and tenderness when cooked with the right methods. Proper heat management and resting are key to unlocking its strong balance of flavour and consistent texture.
Pan Sear: Use medium-high heat for a precise sear, sealing in juices. Rest for 5 minutes to allow flavours to meld.
Grill: Opt for medium heat to ensure even cooking. Flip once for optimal tenderness and rest briefly.
BBQ: Utilise indirect heat for gradual fat rendering, creating a succulent roast. Let it rest for enhanced taste.
Oven: Roast at 180°C for reliable results, maintaining the beef's juicy consistency. Resting is crucial for full flavour development.
Understanding these techniques will guide you to savour the full potential of our Black Onyx Rump, making it a worthy addition to your culinary repertoire.
Delivery & Storage
Delivered fresh, chilled in vacuum-sealed packaging for maximum freshness.
Store refrigerated at 0–4°C
Consume by the use-by date or freeze on arrival
Keep vacuum sealed until ready to use
Thaw under refrigeration before cooking if frozen
Do not thaw at room temperature
Do not refreeze once thawed
Rump
Rump steak is a lean, flavourful cut taken from the hindquarter of the animal. Known for its firm texture and bold beef taste, it’s a versatile favourite that performs well on the grill, in stir-fries, or as a roast. Cut thick for steaks or diced for hearty meals, rump offers value without compromising on quality.