[{"data":1,"prerenderedAt":194},["ShallowReactive",2],{"guides-ja-JP-roast-loss-and-shrinkage":3},{"kind":4,"guide":5,"categorySlugs":186},"guide",{"key":6,"slug":6,"category":7,"order":8,"schema":9,"title":10,"seoTitle":11,"description":12,"excerpt":13,"published":14,"updated":14,"readingMinutes":15,"cover":16,"related":19,"body":44,"faq":100,"products":110,"sources":119,"locale":120,"sourceHash":121,"translated":122,"paths":123,"slugMap":130,"categorySlug":185},"roast-loss-and-shrinkage","running",17,"Article","焙煎ロスと縮小：キロがどこに行ったのか","コーヒーの焙煎ロス：測定方法とコスト計算","コーヒーの焙煎ロスとは何か、焙煎度別の典型的な範囲、バッチごとの測定方法、焙煎ロスがkgあたりのコストとマージンにどのように影響するか。","すべての1kgの生豆は、焙煎機から出るときに軽くなります。どれだけ軽くなるかはコーヒーと焙煎によって異なり、ほとんどの価格交渉よりも1kgあたりのコストに大きな影響を与えます。","2026-10-09",6,{"figure":17,"kicker":18},"15%","焙煎ロス",[20,28,36],{"key":21,"slug":21,"category":7,"title":22,"excerpt":23,"readingMinutes":24,"updated":14,"cover":25},"gross-margin-per-kg","粗利益率（kg単位）：ロースタリーを運営するための数字です","売上高は、どれだけ忙しいかを示します。チャネルごとのキロあたりの粗利益、コーヒーごとの粗利益は、実際に家賃を支払う顧客と製品を示します。",7,{"figure":26,"kicker":27},"£ \u002F kg","マージン",{"key":29,"slug":29,"category":30,"title":31,"excerpt":32,"readingMinutes":15,"updated":14,"cover":33},"development-time-and-roast-logging","quality","発展時間と焙煎ログ：ビジネスケース","ログを記録しないバッチは、繰り返し、説明、改善できないバッチです。何をログするか、開発時間がどのようにフィットするか、そして良好な記録が費用と時間をどのように節約するかを説明します。",{"figure":34,"kicker":35},"DTR","焙煎ログ",{"key":37,"slug":37,"category":38,"title":39,"excerpt":40,"readingMinutes":15,"updated":14,"cover":41},"green-coffee-moisture-and-density","green-coffee","生豆の水分、水活動、密度","三つの迅速な測定値は、生豆がどのように乾燥され、保存されているか、どのくらいの期間持ちこたえる可能性があるか、焙煎機でどのように熱を受けるかを教えてくれます。",{"figure":42,"kicker":43},"10%から12%","水分",[45,47,49,72,74,76,78,80,82,89,91,93],{"p":46},"焙煎ロスは、生豆が焙煎機に入ってから焙煎されたコーヒーが出てくるまでの間に失われた重量であり、生豆の重量に対する割合です。そのほとんどは水分です：生豆は通常約10％から12％の水分を保持しています。残りは、ガスとして放出される有機物と、皮屑です。",{"h2":48},"典型的な範囲",{"chart":50},{"type":51,"title":52,"suffix":53,"axis_min":54,"axis_max":55,"items":56,"note":71},"range","焙煎度別の焙煎ロス、典型的な範囲","%",8,24,[57,61,63,67],{"label":58,"min":59,"max":60},"ライト（フィルター）",11,14,{"label":62,"min":60,"max":8},"ミディアム",{"label":64,"min":65,"max":66},"ミディアムダーク（エスプレッソ）",16,19,{"label":68,"min":69,"max":70},"ダーク",18,22,"指標範囲のみ；あなた自身の数字はコーヒーの水分、密度、加工、およびあなたのプロファイルに依存します。すべてのバッチを測定してください。",{"h2":73},"それを測定する方法",{"p":75},"生豆の充填量と焙煎後の出力を同じ校正されたスケールで計量し、冷却後、サンプル用に取り出す前に記録します。焙煎ロス = (生豆の重さから焙煎後の重さを引いたもの) ÷ 生豆の重さです。これをバッチログに記録します。数週間の間に、各コーヒーとプロファイルの信頼できる数値が得られます。",{"h2":77},"コストに対する影響",{"p":79},"焙煎されたキロあたりの生豆のコストは、生豆の価格を（1 - 焙煎ロス）で割ったものです。生豆が£9.00 per kgの場合、14%のロスは焙煎されたキロあたり£10.47を、18%のロスは£10.98をもたらします。このキロあたりの半ポンドは、しばしば生豆で交渉した割引よりも大きいです。",{"h2":81},"他の縮小",{"ul":83},[84,85,86,87,88],"**デストーナーと取り扱いのロス:** こぼれた豆、石、取り除かれた欠陥です。","**サンプル焙煎とQCカップ:** 小さいですが、数を数えてください。","**オーバーラン:** バッチを切り上げて焙煎されたコーヒーが古くなること。","**パッキング許容範囲:** 平均システムの下で合法を維持するために、宣言された重量を超えて充填します。 [コーヒーラベリング](guide:coffee-labelling-uk)を参照してください。","**保管における水分損失:** 生豆は乾燥した保管で徐々に重量を失うことがあります。",{"h2":90},"月次で調整します",{"p":92},"月に一度、生豆の使用量（開封在庫＋購入−閉鎖在庫）を焙煎コーヒーの販売と在庫と比較します。そのギャップがあなたの総縮小です。記録された焙煎ロスよりも大きい場合は、過剰充填、廃棄物、未記録のサンプルを確認してください。",{"checklist":94,"title":99},[95,96,97,98],"バッチごとの生豆と焙煎後の重量を記録","コーヒーとプロファイルごとの平均焙煎ロス、毎月更新","パックの充填重量は目標と照合されます","月次の生豆使用量と焙煎販売量の調整","縮小管理",[101,104,107],{"q":102,"a":103},"コーヒーは焙煎時にどのくらいの重量を失いますか？","一般的に12%から20%の範囲で、ダークローストの場合はさらに多くなります。コーヒーの水分と密度、そしてあなたのプロファイルによって変わるため、自分で測定してください。",{"q":105,"a":106},"焙煎されたコーヒー1kgに対して生豆はどのくらい必要ですか？","1 kgを(1 - 焙煎ロス)で割ります。15%の場合、約1.18 kgの生豆になります。",{"q":108,"a":109},"焙煎ロスは焙煎度を教えてくれますか？","それは相関関係があり、有用な一貫性チェックですが、色の測定とカッピングが焙煎度のより良いガイドです。",[111,115],{"target":112,"label":113,"note":114},"page:factory","バッチごとの生豆と焙煎後の重量","すべてのログで計算された焙煎ロス",{"target":116,"label":117,"note":118},"page:green-coffee-inventory","在庫調整","ロットごとの焙煎されたコーヒーに対して使用された生豆です",[],"ja-JP","7445e40fae7ffba1","machine",{"en-US":6,"en-GB":6,"de-DE":124,"es-ES":125,"es-419":125,"fr-FR":126,"it-IT":127,"ja-JP":6,"pt-BR":128,"nl-NL":129,"el-GR":6,"fi-FI":6,"et-EE":6,"lv-LV":6,"lt-LT":6,"sk-SK":6,"sl-SI":6,"pt-PT":128},"roestverlust-und-schwund","merma-de-tueste-y-perdidas","perte-a-la-torrefaction-et-freinte","calo-peso-in-tostatura-e-perdite","quebra-de-torra-e-perdas","brandverlies-en-krimp",{"how-to-start-a-coffee-roasting-business":131,"coffee-roastery-business-plan":132,"coffee-roastery-startup-costs":133,"roastery-premises-and-planning-permission":134,"register-a-food-business-as-a-coffee-roaster":135,"haccp-plan-for-coffee-roasters":136,"insurance-for-coffee-roasters":137,"business-structure-for-a-roastery":138,"how-to-price-wholesale-coffee":139,"retail-coffee-pricing":140,"gross-margin-per-kg":21,"roastery-cash-flow":141,"staffing-a-roastery":142,"roastery-production-planning":143,"batch-scheduling-for-roasters":144,"roast-loss-and-shrinkage":6,"roastery-stock-control":145,"choosing-a-coffee-roaster":146,"gas-vs-electric-coffee-roasters":147,"new-vs-used-coffee-roaster":148,"buying-a-used-coffee-roaster-checklist":149,"importing-a-coffee-roaster":150,"afterburners-and-roaster-emissions":151,"roastery-extraction-and-ventilation":152,"commercial-coffee-grinders-for-roasteries":153,"coffee-packing-lines-and-heat-sealers":154,"coffee-roaster-maintenance-schedule":155,"leasing-vs-buying-roastery-equipment":156,"how-to-buy-green-coffee":157,"green-coffee-importers-vs-direct-trade":158,"importing-green-coffee-into-the-uk":159,"green-coffee-contracts-and-incoterms":160,"green-coffee-samples-and-sample-roasting":161,"grading-and-cupping-green-coffee":162,"green-coffee-moisture-and-density":37,"storing-green-coffee":163,"green-coffee-landed-cost":164,"selling-wholesale-coffee-to-cafes":165,"cafe-wholesale-account-terms":166,"coffee-subscription-business":167,"selling-coffee-online":168,"selling-coffee-at-markets-and-events":169,"private-label-coffee":170,"b2b-coffee-pricing-tiers":171,"coffee-labelling-uk":172,"allergens-for-coffee-roasters":173,"vat-on-coffee":174,"coffee-traceability":175,"food-safety-records-for-roasters":176,"roast-profiling-for-consistency":177,"coffee-roastery-qc-programme":178,"production-cupping-protocol":179,"development-time-and-roast-logging":29,"coffee-roasting-software-buyers-guide":180,"when-to-buy-a-second-roaster":181,"contract-roasting":182,"hiring-a-head-roaster":183,"multi-site-roastery":184},"how-to-start-a-coffee-roasting-business","coffee-roastery-business-plan","coffee-roastery-startup-costs","roastery-premises-and-planning-permission","register-a-food-business-as-a-coffee-roaster","haccp-plan-for-coffee-roasters","insurance-for-coffee-roasters","business-structure-for-a-roastery","how-to-price-wholesale-coffee","retail-coffee-pricing","roastery-cash-flow","staffing-a-roastery","roastery-production-planning","batch-scheduling-for-roasters","roastery-stock-control","choosing-a-coffee-roaster","gas-vs-electric-coffee-roasters","new-vs-used-coffee-roaster","buying-a-used-coffee-roaster-checklist","importing-a-coffee-roaster","afterburners-and-roaster-emissions","roastery-extraction-and-ventilation","commercial-coffee-grinders-for-roasteries","coffee-packing-lines-and-heat-sealers","coffee-roaster-maintenance-schedule","leasing-vs-buying-roastery-equipment","how-to-buy-green-coffee","green-coffee-importers-vs-direct-trade","importing-green-coffee-into-the-uk","green-coffee-contracts-and-incoterms","green-coffee-samples-and-sample-roasting","grading-and-cupping-green-coffee","storing-green-coffee","green-coffee-landed-cost","selling-wholesale-coffee-to-cafes","cafe-wholesale-account-terms","coffee-subscription-business","selling-coffee-online","selling-coffee-at-markets-and-events","private-label-coffee","b2b-coffee-pricing-tiers","coffee-labelling-uk","allergens-for-coffee-roasters","vat-on-coffee","coffee-traceability","food-safety-records-for-roasters","roast-profiling-for-consistency","coffee-roastery-qc-programme","production-cupping-protocol","coffee-roasting-software-buyers-guide","when-to-buy-a-second-roaster","contract-roasting","hiring-a-head-roaster","multi-site-roastery","running-a-roastery",{"starting":187,"running":185,"equipment":188,"green-coffee":189,"selling":190,"compliance":191,"quality":192,"scaling":193},"starting-a-roastery","roasting-equipment","green-coffee-buying","selling-coffee","compliance","roasting-quality","scaling-a-roastery",1791626955627]