diff --git a/charts/cluster/README.md b/charts/cluster/README.md
index 06a0c30e29..0ad9c0e6bf 100644
--- a/charts/cluster/README.md
+++ b/charts/cluster/README.md
@@ -178,6 +178,7 @@ Kubernetes: `>=1.29.0-0`
 | cluster.monitoring.podMonitor.labels | object | `{}` | Additional labels to set on the generated PodMonitor resource. Add labels your monitoring stack requires (for example `team-name`). |
 | cluster.monitoring.podMonitor.metricRelabelings | list | `[]` | The list of metric relabelings for the PodMonitor. Applied to samples before ingestion. |
 | cluster.monitoring.podMonitor.relabelings | list | `[]` | The list of relabelings for the PodMonitor. Applied to samples before scraping. |
+| cluster.monitoring.prometheusRule.addAlertExtraLabels | object | `{}` | Additional labels to add to all alerts generated by the PrometheusRule. |
 | cluster.monitoring.prometheusRule.enabled | bool | `true` | Whether to enable the PrometheusRule automated alerts |
 | cluster.monitoring.prometheusRule.excludeRules | list | `[]` | Exclude specified rules |
 | cluster.podSecurityContext | object | `{}` | Configure the Pod Security Context. See: https://cloudnative-pg.io/documentation/preview/security/ |
diff --git a/charts/cluster/prometheus_rules/cluster-ha-critical.yaml b/charts/cluster/prometheus_rules/cluster-ha-critical.yaml
index 246a5af6b0..9672bab809 100644
--- a/charts/cluster/prometheus_rules/cluster-ha-critical.yaml
+++ b/charts/cluster/prometheus_rules/cluster-ha-critical.yaml
@@ -23,4 +23,7 @@ labels:
   severity: critical
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-ha-warning.yaml b/charts/cluster/prometheus_rules/cluster-ha-warning.yaml
index 736ddf393d..2604bf45ee 100644
--- a/charts/cluster/prometheus_rules/cluster-ha-warning.yaml
+++ b/charts/cluster/prometheus_rules/cluster-ha-warning.yaml
@@ -21,4 +21,7 @@ labels:
   severity: warning
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-high_connection-critical.yaml b/charts/cluster/prometheus_rules/cluster-high_connection-critical.yaml
index df13ce3b37..f64d0948cb 100644
--- a/charts/cluster/prometheus_rules/cluster-high_connection-critical.yaml
+++ b/charts/cluster/prometheus_rules/cluster-high_connection-critical.yaml
@@ -14,4 +14,7 @@ labels:
   severity: critical
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-high_connection-warning.yaml b/charts/cluster/prometheus_rules/cluster-high_connection-warning.yaml
index 73cc783925..7a8b477f67 100644
--- a/charts/cluster/prometheus_rules/cluster-high_connection-warning.yaml
+++ b/charts/cluster/prometheus_rules/cluster-high_connection-warning.yaml
@@ -14,4 +14,7 @@ labels:
   severity: warning
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-high_replication_lag.yaml b/charts/cluster/prometheus_rules/cluster-high_replication_lag.yaml
index 795d571be2..ff5e9e1be4 100644
--- a/charts/cluster/prometheus_rules/cluster-high_replication_lag.yaml
+++ b/charts/cluster/prometheus_rules/cluster-high_replication_lag.yaml
@@ -16,4 +16,7 @@ labels:
   severity: warning
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-instances_on_same_node.yaml b/charts/cluster/prometheus_rules/cluster-instances_on_same_node.yaml
index aafcfab1e2..c75e97115e 100644
--- a/charts/cluster/prometheus_rules/cluster-instances_on_same_node.yaml
+++ b/charts/cluster/prometheus_rules/cluster-instances_on_same_node.yaml
@@ -16,4 +16,7 @@ labels:
   severity: warning
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-logical_replication_errors-critical.yaml b/charts/cluster/prometheus_rules/cluster-logical_replication_errors-critical.yaml
index 8c33caa8e0..ceb45b67ed 100644
--- a/charts/cluster/prometheus_rules/cluster-logical_replication_errors-critical.yaml
+++ b/charts/cluster/prometheus_rules/cluster-logical_replication_errors-critical.yaml
@@ -15,4 +15,7 @@ labels:
   severity: critical
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-logical_replication_errors.yaml b/charts/cluster/prometheus_rules/cluster-logical_replication_errors.yaml
index cb39de7be6..995548532b 100644
--- a/charts/cluster/prometheus_rules/cluster-logical_replication_errors.yaml
+++ b/charts/cluster/prometheus_rules/cluster-logical_replication_errors.yaml
@@ -15,4 +15,7 @@ labels:
   severity: warning
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-logical_replication_lagging-critical.yaml b/charts/cluster/prometheus_rules/cluster-logical_replication_lagging-critical.yaml
index d80c82627c..e4fb641693 100644
--- a/charts/cluster/prometheus_rules/cluster-logical_replication_lagging-critical.yaml
+++ b/charts/cluster/prometheus_rules/cluster-logical_replication_lagging-critical.yaml
@@ -29,4 +29,7 @@ labels:
   severity: critical
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-logical_replication_lagging.yaml b/charts/cluster/prometheus_rules/cluster-logical_replication_lagging.yaml
index 6994837cde..3f041a2691 100644
--- a/charts/cluster/prometheus_rules/cluster-logical_replication_lagging.yaml
+++ b/charts/cluster/prometheus_rules/cluster-logical_replication_lagging.yaml
@@ -29,4 +29,7 @@ labels:
   severity: warning
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-logical_replication_stopped-critical.yaml b/charts/cluster/prometheus_rules/cluster-logical_replication_stopped-critical.yaml
index 77233c9434..6181f9cfac 100644
--- a/charts/cluster/prometheus_rules/cluster-logical_replication_stopped-critical.yaml
+++ b/charts/cluster/prometheus_rules/cluster-logical_replication_stopped-critical.yaml
@@ -26,4 +26,7 @@ labels:
   severity: critical
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-logical_replication_stopped.yaml b/charts/cluster/prometheus_rules/cluster-logical_replication_stopped.yaml
index e56e0f4e5d..8cc0e69c84 100644
--- a/charts/cluster/prometheus_rules/cluster-logical_replication_stopped.yaml
+++ b/charts/cluster/prometheus_rules/cluster-logical_replication_stopped.yaml
@@ -25,4 +25,7 @@ labels:
   severity: warning
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-low_disk_space-critical.yaml b/charts/cluster/prometheus_rules/cluster-low_disk_space-critical.yaml
index ea1c383458..2e3c0d0735 100644
--- a/charts/cluster/prometheus_rules/cluster-low_disk_space-critical.yaml
+++ b/charts/cluster/prometheus_rules/cluster-low_disk_space-critical.yaml
@@ -21,4 +21,7 @@ labels:
   severity: critical
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-low_disk_space-warning.yaml b/charts/cluster/prometheus_rules/cluster-low_disk_space-warning.yaml
index 4b7e3eaa2e..132661d8fa 100644
--- a/charts/cluster/prometheus_rules/cluster-low_disk_space-warning.yaml
+++ b/charts/cluster/prometheus_rules/cluster-low_disk_space-warning.yaml
@@ -21,4 +21,7 @@ labels:
   severity: warning
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-offline.yaml b/charts/cluster/prometheus_rules/cluster-offline.yaml
index 4206c02f3c..e8d3a9eacc 100644
--- a/charts/cluster/prometheus_rules/cluster-offline.yaml
+++ b/charts/cluster/prometheus_rules/cluster-offline.yaml
@@ -16,4 +16,7 @@ labels:
   severity: critical
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-physical_replication_lag-critical.yaml b/charts/cluster/prometheus_rules/cluster-physical_replication_lag-critical.yaml
index 4bcb58a6f5..de7e1d921d 100644
--- a/charts/cluster/prometheus_rules/cluster-physical_replication_lag-critical.yaml
+++ b/charts/cluster/prometheus_rules/cluster-physical_replication_lag-critical.yaml
@@ -15,4 +15,7 @@ labels:
   severity: critical
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-physical_replication_lag-warning.yaml b/charts/cluster/prometheus_rules/cluster-physical_replication_lag-warning.yaml
index a6ee90bd35..0de881edd5 100644
--- a/charts/cluster/prometheus_rules/cluster-physical_replication_lag-warning.yaml
+++ b/charts/cluster/prometheus_rules/cluster-physical_replication_lag-warning.yaml
@@ -15,4 +15,7 @@ labels:
   severity: warning
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/prometheus_rules/cluster-zone_spread-warning.yaml b/charts/cluster/prometheus_rules/cluster-zone_spread-warning.yaml
index 41fa4002ae..5b265e1040 100644
--- a/charts/cluster/prometheus_rules/cluster-zone_spread-warning.yaml
+++ b/charts/cluster/prometheus_rules/cluster-zone_spread-warning.yaml
@@ -15,4 +15,7 @@ labels:
   severity: warning
   namespace: {{ .namespace }}
   cnpg_cluster: {{ .cluster }}
+{{- range $key, $val := .addAlertExtraLabels }}
+  {{ $key }}: {{ $val | toString }}
+{{- end }}
 {{- end -}}
diff --git a/charts/cluster/templates/prometheus-rule.yaml b/charts/cluster/templates/prometheus-rule.yaml
index 360b4798de..58746ea5d3 100644
--- a/charts/cluster/templates/prometheus-rule.yaml
+++ b/charts/cluster/templates/prometheus-rule.yaml
@@ -14,6 +14,7 @@ spec:
     - name: cloudnative-pg/{{ include "cluster.fullname" . }}
       rules:
         {{- $dict := dict "excludeRules" .Values.cluster.monitoring.prometheusRule.excludeRules -}}
+        {{- $_ := set $dict "addAlertExtraLabels" .Values.cluster.monitoring.prometheusRule.addAlertExtraLabels -}}
         {{- $_ := set $dict "value"       "{{ $value }}" -}}
         {{- $_ := set $dict "namespace"   .Release.Namespace -}}
         {{- $_ := set $dict "cluster"     (include "cluster.fullname" .) -}}
diff --git a/charts/cluster/values.schema.json b/charts/cluster/values.schema.json
index 85645a49a7..e8b28dd715 100644
--- a/charts/cluster/values.schema.json
+++ b/charts/cluster/values.schema.json
@@ -276,6 +276,9 @@
                                 },
                                 "excludeRules": {
                                     "type": "array"
+                                },
+                                "addAlertExtraLabels": {
+                                    "type": "object"
                                 }
                             }
                         }
diff --git a/charts/cluster/values.yaml b/charts/cluster/values.yaml
index 2c7e8b5c15..989a6a1370 100644
--- a/charts/cluster/values.yaml
+++ b/charts/cluster/values.yaml
@@ -324,6 +324,10 @@ cluster:
       # -- Exclude specified rules
       excludeRules: []
         # - CNPGClusterZoneSpreadWarning
+      # -- Additional labels to add to all alerts generated by the PrometheusRule.
+      addAlertExtraLabels: {}
+        # alert_email: "true"
+        # environment: staging
     # Additional instrumentation via custom metrics
     instrumentation:
       # -- Enable logical replication metrics