diff --git a/configs/ems-config.yaml b/configs/ems-config.yaml
index c64d82f..e91f9a3 100644
--- a/configs/ems-config.yaml
+++ b/configs/ems-config.yaml
@@ -15,7 +15,8 @@ prometheus:
     phase_l1_power: "pcc_ac_active_power_phaseOne"             # per-phase grid power L1 (W)
     phase_l2_power: "pcc_ac_active_power_phaseTwo"             # per-phase grid power L2 (W)
     phase_l3_power: "pcc_ac_active_power_phaseThree"           # per-phase grid power L3 (W)
-    ww_top_temp: "heating_dhw_sensors_temperature_dhwCylinder_top_value"  # DHW cylinder top temperature (°C)
+    ww_top_temp: "heating_dhw_sensors_temperature_dhwCylinder_top_value"
+    pv_yield_today: "photovoltaic_production_cumulated_currentDay"  # Wh, converted to kWh by collector (÷1000)  # DHW cylinder top temperature (°C)
 
 # Shelly actuators
 shelly:
@@ -84,6 +85,7 @@ consumers:
   compressor_idle_w: 500      # heat pump compressor below this = idle (W); running starts at ~2700W, so 500W cleanly separates idle (0W) from running
   wallbox_min_charge_w: 50    # wallbox below this = car not charging (W)
   idle_cycles: 3              # consecutive idle cycles before early release (~6 min at 2-min poll)
+  sg_ready_startup_min: 10   # grace period after SG-Ready activation before compressor idle check starts (min)
   wallbox_a_accepted_import_w: 0    # tolerate this much grid import while WallboxA is running (0 = disabled; WallboxA is 2kW, inverter headroom is sufficient)
   wallbox_b_accepted_import_w: 600  # tolerate up to 600W import while WallboxB runs (4kW wallbox + 450W house > 4.6kW inverter max on PV dips)
 
diff --git a/internal/collector/collector.go b/internal/collector/collector.go
index 930ee1f..5245c6d 100644
--- a/internal/collector/collector.go
+++ b/internal/collector/collector.go
@@ -27,6 +27,7 @@ type SystemState struct {
 	PhaseL2PowerW    float64 // per-phase grid power L2
 	PhaseL3PowerW    float64 // per-phase grid power L3
 	WWTopTempC       float64 // DHW cylinder top temperature (°C)
+	PVYieldTodayKWh  float64 // cumulative PV production today (kWh)
 }
 
 // IsExporting returns true if the system is exporting to grid.
@@ -93,6 +94,7 @@ func (c *Collector) Collect(ctx context.Context) (SystemState, error) {
 		{"phase_l2_power", &state.PhaseL2PowerW, 1},
 		{"phase_l3_power", &state.PhaseL3PowerW, 1},
 		{"ww_top_temp", &state.WWTopTempC, 1},
+		{"pv_yield_today", &state.PVYieldTodayKWh, 0.001}, // Wh → kWh
 	}
 
 	for _, t := range targets {
@@ -118,6 +120,7 @@ func (c *Collector) Collect(ctx context.Context) (SystemState, error) {
 		"grid_w", state.GridPowerW,
 		"soc", state.BatterySOC,
 		"pv_w", state.PVProductionW,
+		"pv_today_kwh", fmt.Sprintf("%.1f", state.PVYieldTodayKWh),
 		"compressor_w", state.CompressorPowerW,
 		"ambient_c", state.AmbientTempC,
 		"l1_w", state.PhaseL1PowerW,
diff --git a/internal/config/config.go b/internal/config/config.go
index 1d8bc96..5847f75 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -135,9 +135,10 @@ type PowerThresholds struct {
 
 // ConsumersConfig holds per-consumer behavior thresholds.
 type ConsumersConfig struct {
-	CompressorIdleW       int     `yaml:"compressor_idle_w"`         // below this = heat pump compressor idle (W)
-	WallboxMinChargeW     int     `yaml:"wallbox_min_charge_w"`      // below this = car not charging (W)
-	IdleCycles            int     `yaml:"idle_cycles"`               // consecutive idle cycles before early release
+	CompressorIdleW         int     `yaml:"compressor_idle_w"`           // below this = heat pump compressor idle (W)
+	WallboxMinChargeW       int     `yaml:"wallbox_min_charge_w"`        // below this = car not charging (W)
+	IdleCycles              int     `yaml:"idle_cycles"`                 // consecutive idle cycles before early release
+	SGReadyStartupMin       int     `yaml:"sg_ready_startup_min"`        // grace period after SG-Ready activation before idle detection starts (min, 0 = disabled)
 	WallboxAAcceptedImportW float64 `yaml:"wallbox_a_accepted_import_w"` // tolerate this much grid import while WallboxA is running (0 = disabled)
 	WallboxBAcceptedImportW float64 `yaml:"wallbox_b_accepted_import_w"` // tolerate this much grid import while WallboxB is running (0 = disabled)
 }
diff --git a/internal/engine/engine.go b/internal/engine/engine.go
index 5091208..fec3633 100644
--- a/internal/engine/engine.go
+++ b/internal/engine/engine.go
@@ -169,8 +169,20 @@ func (e *Engine) Decide(state collector.SystemState, now time.Time, wwBoostC, fo
 	}
 
 	// --- Compressor idle: release SG-Ready early if heat pump stopped ---
+	// A startup grace period is applied after activation: the heat pump compressor
+	// takes several minutes to start after receiving the SG-Ready signal, so idle
+	// detection is suppressed until the grace period has elapsed.
 	if cs := e.consumers[ConsumerSGReady]; cs.Active {
-		if state.CompressorPowerW < float64(e.cfg.Consumers.CompressorIdleW) {
+		startupMin := e.cfg.Consumers.SGReadyStartupMin
+		inGrace := startupMin > 0 && !cs.ActivatedAt.IsZero() && now.Sub(cs.ActivatedAt) < time.Duration(startupMin)*time.Minute
+
+		if inGrace {
+			e.logger.Debug("SG-Ready: startup grace period, skipping idle check",
+				"activated_at", cs.ActivatedAt.Format("15:04"),
+				"grace_min", startupMin,
+				"elapsed_min", int(now.Sub(cs.ActivatedAt).Minutes()),
+			)
+		} else if state.CompressorPowerW < float64(e.cfg.Consumers.CompressorIdleW) {
 			cs.LowPowerCycles++
 			e.logger.Debug("SG-Ready: compressor idle cycle",
 				"compressor_w", state.CompressorPowerW,
diff --git a/internal/status/status.go b/internal/status/status.go
index 51b4219..24c02bf 100644
--- a/internal/status/status.go
+++ b/internal/status/status.go
@@ -183,6 +183,7 @@ type pageData struct {
 	BatterySOC       float64
 	GridPowerW       float64
 	PVProductionW    float64
+	PVYieldTodayKWh  float64
 	AmbientTempC     float64
 	CompressorPowerW float64
 	WWTopTempC       float64
@@ -281,6 +282,7 @@ func (s *Store) Handler() http.HandlerFunc {
 			BatterySOC:       s.state.BatterySOC,
 			GridPowerW:       s.state.GridPowerW,
 			PVProductionW:    s.state.PVProductionW,
+			PVYieldTodayKWh:  s.state.PVYieldTodayKWh,
 			AmbientTempC:     s.state.AmbientTempC,
 			CompressorPowerW: s.state.CompressorPowerW,
 			WWTopTempC:       s.state.WWTopTempC,
@@ -833,6 +835,7 @@ h1 { font-size: 1.4rem; font-weight: 700; color: #14532d; }
   <div class="card">
     <div class="card-label">PV-Leistung</div>
     <div class="card-value" style="color:#d97706">{{formatW .PVProductionW}}</div>
+    {{if gt .PVYieldTodayKWh 0.0}}<div class="card-sub">Heute: {{printf "%.1f" .PVYieldTodayKWh}} kWh</div>{{end}}
   </div>
 
   <!-- Temperature -->
@@ -865,6 +868,7 @@ h1 { font-size: 1.4rem; font-weight: 700; color: #14532d; }
     <div class="forecast-row">
       <span class="forecast-icon">{{.Forecast.Icon}}</span>
       <span class="card-value" style="color:#d97706">{{printf "%.1f" .Forecast.KWh}} kWh</span>
+      {{if gt .PVYieldTodayKWh 0.0}}<span class="card-sub" style="margin-left:1rem">Ist: {{printf "%.1f" .PVYieldTodayKWh}} kWh</span>{{end}}
     </div>
     <div class="forecast-quality">{{.Forecast.Quality}}</div>
   </div>