100% Black Angus • Grain-Fed 270+ Days • MB3–4+ Marbling • Hormone & Antibiotic Free
Premium Angus Raised for Flavour
The Black Onyx Rump Cap is the ultimate picanha-style cut — thick, juicy, and covered with a luscious fat cap that crisps to perfection. This cut comes from 100% verified Black Angus cattle raised in the cool New England Tablelands and grain-fed for a minimum of 270+ days, ensuring rich marbling and intense flavour.
With a Marble Score of 3–4+, it hits the sweet spot between tenderness and beefy character. Trusted by chefs around the world, this is a steakhouse-grade cut that performs beautifully whether you’re reverse-searing, roasting, grilling, or slicing churrasco-style over open flame.
✅ Product Details
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Cut: Whole Rump Cap (Picanha-style)
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Marble Score: MB3–4+
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Breed: 100% Black Angus
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Feeding: Grain-fed 270+ days
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Weight: Approx. 1–2 kg
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Farming: Hormone-Free • Antibiotic-Free • MSA Graded
🧊 Packaging & Shelf Life
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Cryovac Sealed for maximum freshness
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Shelf Life (Unopened, Refrigerated 0–2°C): ✅ Up to 10 weeks
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Use within 3 days of opening the cryovac
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Freeze immediately if not planning to cook soon
Each rump cap is packed and sealed fresh (never frozen) for your fridge, not your freezer — giving you flexibility and extended shelf life without sacrificing quality.
🚚 Nationwide Delivery (Chilled, Not Frozen)
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VIC, NSW Metro: 2–3 days
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QLD, WA, SA, TAS Metro: 4–6 days
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Regional/Remote Areas: Add 1–2 business days
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SMS tracking and updates included. All orders ship via our premium cold-chain courier partners to ensure your meat arrives fresh, safe, and fridge-ready.
🔥 Cooking Methods
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Grill / BBQ: Score the fat cap and grill slowly for perfect render and char
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Churrasco Skewer Style: Traditional Brazilian cut, slow-rotated over coals
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Oven Roast: Slow-roast then sear for a golden bark and pink interior
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Sous Vide: Perfect precision cook followed by high-heat sear
Tip: Always rest for 10–15 minutes before slicing for maximum juiciness. Slice against the grain for tender results.
💪 Why Choose Black Onyx from Carnivore Society?
| Feature |
Benefit |
| MB3–4+ Marbling |
Delivers steakhouse tenderness with rich beef flavour |
| 100% Verified Black Angus |
Raised in Australia’s cool-climate pastures for consistent quality |
| 270+ Day Grain-Fed |
Enhances marbling and flavour without compromising purity |
| 10-Week Shelf Life |
Fridge-ready packaging, no rush to freeze |
| Trusted by Chefs Worldwide |
Featured in fine dining restaurants and BBQ competitions |
👨👩👧👦 Who It’s For
✅ Backyard BBQ legends
✅ Churrasco and reverse-sear enthusiasts
✅ Carnivore, keto, or high-protein meal preppers
✅ Families wanting flavour-packed value
✅ Home chefs who demand professional-grade beef
Final Word
The Black Onyx Rump Cap MB3–4+ is the kind of cut that doesn’t just meet expectations — it exceeds them. Thick, marbled, and encased in a flavour-rich fat cap, this picanha-style powerhouse gives you the freedom to cook it your way and impress every time.
Cryovac sealed. Chilled delivery. 10 weeks shelf life. 100% real beef perfection.
Welcome to the upper tier of Australian meat — only at Carnivore Society.