loin primal · Singapore
In Australia, this cut is porterhouse, also sold as sirloin au.
About this cut
Leaner than ribeye; the classic strip steak muscle running along the short loin.
| rare | Rare | → | Rare |
| medium rare | Medium rare | → | Medium rare |
| medium | Medium | → | Medium |
| well done | Well done | → | Well done |
Doneness terminology varies by country and restaurant. When unsure, describe what you want — e.g., “warm red center” — rather than relying on the name alone.
“The Commonwealth Sirloin Trap (Singapore's Peak Density)” in Singapore maps to canonical striploin (loin: longissimus dorsi (short loin)). In Australia, look for labels such as porterhouse · sirloin au. 2 other canonical interpretations may apply. Leaner than ribeye; the classic strip steak muscle running along the short loin.
rump
sirloin primal · Upper hip, above the sirloin cap (coulotte) and behind the short loin
scotch fillet
rib primal · upper rib / rib eye muscle
This information is for educational purposes only and may vary by region or butcher practices.