diff --git a/udpa/data/orca/v1/orca_load_report.proto b/udpa/data/orca/v1/orca_load_report.proto
index f33f11dd..5c2eda6c 100644
--- a/udpa/data/orca/v1/orca_load_report.proto
+++ b/udpa/data/orca/v1/orca_load_report.proto
@@ -14,22 +14,23 @@ import "validate/validate.proto";
 
 message OrcaLoadReport {
   // CPU utilization expressed as a fraction of available CPU resources. This
-  // should be derived from a sample or measurement taken during the request.
+  // should be derived from the latest sample or measurement.
   double cpu_utilization = 1 [(validate.rules).double.gte = 0, (validate.rules).double.lte = 1];
 
   // Memory utilization expressed as a fraction of available memory
-  // resources. This should be derived from a sample or measurement taken
-  // during the request.
+  // resources. This should be derived from the latest sample or measurement.
   double mem_utilization = 2 [(validate.rules).double.gte = 0, (validate.rules).double.lte = 1];
 
   // Total RPS being served by an endpoint. This should cover all services that an endpoint is
   // responsible for.
   uint64 rps = 3;
 
-  // Application specific requests costs. Each value may be an absolute cost (e.g.
-  // 3487 bytes of storage) or utilization associated with the request,
-  // expressed as a fraction of total resources available. Utilization
-  // metrics should be derived from a sample or measurement taken
-  // during the request.
-  map<string, double> request_cost_or_utilization = 4;
+  // Application specific requests costs. Each value is an absolute cost (e.g. 3487 bytes of
+  // storage) associated with the request.
+  map<string, double> request_cost = 4;
+
+  // Resource utilization values. Each value is expressed as a fraction of total resources
+  // available, derived from the latest sample or measurement.
+  map<string, double> utilization = 5
+      [(validate.rules).map.values.double.gte = 0, (validate.rules).map.values.double.lte = 1];
 }