diff --git a/README.md b/README.md
index 6d08530..7852ea0 100644
--- a/README.md
+++ b/README.md
@@ -65,6 +65,24 @@ npm install
 npm run dev
 ```
 
+Lokale Ausführung auf dem eigenen Rechner (ohne Docker):
+
+Backend mit lokaler Gurobi-Lizenz:
+```bash
+cd /Users/nicolaimacbook/Projects/LEAG/COALLOG/LEAG-COALLOG
+GRB_LICENSE_FILE=/Users/nicolaimacbook/gurobi.lic python3 -m uvicorn webapp.backend.main:app --reload
+```
+
+Frontend:
+```bash
+cd /Users/nicolaimacbook/Projects/LEAG/COALLOG/LEAG-COALLOG/webapp/frontend
+npm run dev
+```
+
+Danach:
+- UI: `http://localhost:5173/`
+- API: `http://localhost:8000/`
+
 Optional: eigene Input/Output-Pfade beim Preprocessing via Umgebungsvariablen:
 `POC1_INPUT_XLSX`, `POC1_OUTPUT_DIR`.
 
diff --git a/src/optimization/__pycache__/run_optimization.cpython-313.pyc b/src/optimization/__pycache__/run_optimization.cpython-313.pyc
index 1cc4466..7fbc3a6 100644
Binary files a/src/optimization/__pycache__/run_optimization.cpython-313.pyc and b/src/optimization/__pycache__/run_optimization.cpython-313.pyc differ
diff --git a/src/optimization/run_optimization.py b/src/optimization/run_optimization.py
index 297e985..429bfb3 100644
--- a/src/optimization/run_optimization.py
+++ b/src/optimization/run_optimization.py
@@ -407,7 +407,17 @@ def export_results(model: pyo.ConcreteModel, output_path: Path) -> None:
             bunker_df["vortags_bunkerbestand_tonnen"] = bunker_df.groupby("kraftwerk")[
                 "bunkerbestand_tonnen"
             ].shift(1)
-            bunker_df["vortags_bunkerbestand_tonnen"] = bunker_df["vortags_bunkerbestand_tonnen"].fillna(0)
+            bunker_init_map = {
+                j: safe_value(model.bunker_init[j]) for j in getattr(model, "J_BUNKER", [])
+            }
+            bunker_df["vortags_bunkerbestand_tonnen"] = bunker_df.apply(
+                lambda row: (
+                    bunker_init_map.get(row["kraftwerk"], 0.0)
+                    if pd.isna(row["vortags_bunkerbestand_tonnen"])
+                    else row["vortags_bunkerbestand_tonnen"]
+                ),
+                axis=1,
+            )
             bunker_pivot = (
                 bunker_df.pivot_table(
                     index=["datum", "woche", "tag"],
diff --git a/webapp/frontend/src/App.jsx b/webapp/frontend/src/App.jsx
index 382db6b..405c87e 100644
--- a/webapp/frontend/src/App.jsx
+++ b/webapp/frontend/src/App.jsx
@@ -5,17 +5,17 @@ const API_BASE = import.meta.env.VITE_API_BASE || "";
 const THEME_STORAGE_KEY = "poc1-theme";
 const SOURCE_ORDER = ["Reichwalde", "Nochten", "Welzow"];
 const SOURCE_COLORS = {
-  Reichwalde: "#e4dc41",
-  Nochten: "#f6bd1f",
-  Welzow: "#ef6c00",
+  Reichwalde: "#8c5e3c",
+  Nochten: "#b07d4f",
+  Welzow: "#d39b6a",
 };
 const TARGET_ORDER = ["J", "SP", "B3", "B4", "V"];
 const TARGET_COLORS = {
-  J: "#439c6b",
-  SP: "#5aaed6",
-  B3: "#ef6c00",
-  B4: "#f6bd1f",
-  V: "#e4dc41",
+  J: "#2f6f7e",
+  SP: "#4f8ea3",
+  B3: "#5c6fb2",
+  B4: "#7b5ea7",
+  V: "#2f9a8f",
 };
 const TARGET_LABELS = {
   J: "KW Jänschwalde",