diff --git a/terraform/modules/services/forecast_generic/ecs.tf b/terraform/modules/services/forecast_generic/ecs.tf
index 9d8fc019..81d04694 100644
--- a/terraform/modules/services/forecast_generic/ecs.tf
+++ b/terraform/modules/services/forecast_generic/ecs.tf
@@ -34,6 +34,7 @@ resource "aws_ecs_task_definition" "ecs-task-definition" {
         {"name": "ENVIRONMENT", "value": var.environment},
         {"name": "OCF_ENVIRONMENT", "value": var.environment},
         {"name": "USE_ADJUSTER", "value": var.use_adjuster},
+        {"name": "SAVE_GSP_SUM", "value": var.pvnet_gsp_sum},
       ]
 
       secrets : [
diff --git a/terraform/modules/services/forecast_generic/variables.tf b/terraform/modules/services/forecast_generic/variables.tf
index 0d7a406d..36a4d271 100644
--- a/terraform/modules/services/forecast_generic/variables.tf
+++ b/terraform/modules/services/forecast_generic/variables.tf
@@ -121,4 +121,10 @@ variable "use_adjuster" {
   type        = string
   description = "Whether to use the adjuster"
   default     = "true"
+}
+
+variable "pvnet_gsp_sum" {
+  type        = string
+  description = "Whether to make the pvnet_gsp_sum"
+  default     = "false"
 }
\ No newline at end of file
diff --git a/terraform/modules/services/internal_ui/docker-compose.yml b/terraform/modules/services/internal_ui/docker-compose.yml
index 96c85256..685a80c9 100644
--- a/terraform/modules/services/internal_ui/docker-compose.yml
+++ b/terraform/modules/services/internal_ui/docker-compose.yml
@@ -11,6 +11,7 @@ services:
       ENVIRONMENT: $ENVIRONMENT
       AUTH0_DOMAIN: $AUTH0_DOMAIN
       AUTH0_CLIENT_ID: $AUTH0_CLIENT_ID
+      SHOW_PVNET_GSP_SUM: ${SHOW_PVNET_GSP_SUM}
     container_name: ${EB_APP_NAME}
     ports:
       - 80:8501
diff --git a/terraform/modules/services/internal_ui/eb.tf b/terraform/modules/services/internal_ui/eb.tf
index 82f6c81f..d716bc46 100644
--- a/terraform/modules/services/internal_ui/eb.tf
+++ b/terraform/modules/services/internal_ui/eb.tf
@@ -93,6 +93,12 @@ resource "aws_elastic_beanstalk_environment" "eb-env" {
     value     = var.auth_config.auth0_domain
   }
 
+  setting {
+    namespace = "aws:elasticbeanstalk:application:environment"
+    name      = "SHOW_PVNET_GSP_SUM"
+    value     = var.show_pvnet_gsp_sum
+  }
+
   # =========== EB Settings =========== #
 
   setting {
diff --git a/terraform/modules/services/internal_ui/variables.tf b/terraform/modules/services/internal_ui/variables.tf
index b57edac8..fd201e73 100644
--- a/terraform/modules/services/internal_ui/variables.tf
+++ b/terraform/modules/services/internal_ui/variables.tf
@@ -68,4 +68,9 @@ variable "auth_config" {
       auth0_client_id : "Auth0 Client id"
     }
   EOT
-}
\ No newline at end of file
+}
+
+variable "show_pvnet_gsp_sum" {
+  description = "If to use the pvnet gsp sum"
+  default = "false"
+}
diff --git a/terraform/nowcasting/development/main.tf b/terraform/nowcasting/development/main.tf
index 0e22332d..8addc478 100644
--- a/terraform/nowcasting/development/main.tf
+++ b/terraform/nowcasting/development/main.tf
@@ -181,6 +181,7 @@ module "metrics" {
   database_secret         = module.database.forecast-database-secret
   docker_version          = var.metrics_version
   iam-policy-rds-read-secret = module.database.iam-policy-forecast-db-read
+  use_pvnet_gsp_sum = "true"
 }
 
 
@@ -273,7 +274,7 @@ module "forecast_pvnet" {
     datadir = "data/latest"
   }
   loglevel= "INFO"
-
+  pvnet_gsp_sum = "true"
 }
 
 module "analysis_dashboard" {
@@ -299,6 +300,7 @@ module "analysis_dashboard" {
         auth0_domain = var.auth_domain
         auth0_client_id = var.auth_dashboard_client_id
     }
+    show_pvnet_gsp_sum = "true"
 }
 
 module "forecast_blend" {