diff --git a/app/models/chargeback/consumption_with_rollups.rb b/app/models/chargeback/consumption_with_rollups.rb
index dbe6cacea6a..1ac5eaa40fb 100644
--- a/app/models/chargeback/consumption_with_rollups.rb
+++ b/app/models/chargeback/consumption_with_rollups.rb
@@ -8,7 +8,11 @@ class ConsumptionWithRollups < Consumption
 
     def initialize(metric_rollup_records, start_time, end_time)
       super(start_time, end_time)
-      @rollup_array = metric_rollup_records
+      @rollup_records = metric_rollup_records
+    end
+
+    def rollup_records
+      @rollup_records
     end
 
     def hash_features_affecting_rate
@@ -21,7 +25,7 @@ def hash_features_affecting_rate
     end
 
     def tag_names
-      @tag_names ||= @rollup_array.inject([]) do |memo, rollup|
+      @tag_names ||= rollup_records.inject([]) do |memo, rollup|
         memo |= all_tag_names(rollup)
         memo
       end
@@ -67,7 +71,7 @@ def tag_list_with_prefix_for(rollup)
     end
 
     def tag_list_with_prefix
-      @tag_list_with_prefix ||= @rollup_array.map { |rollup| tag_list_with_prefix_for(rollup) }.flatten.uniq
+      @tag_list_with_prefix ||= rollup_records.map { |rollup| tag_list_with_prefix_for(rollup) }.flatten.uniq
     end
 
     def sum(metric, sub_metric = nil)
@@ -82,7 +86,7 @@ def max(metric, sub_metric = nil)
     def sum_of_maxes_from_grouped_values(metric, sub_metric = nil)
       return max(metric, sub_metric) if sub_metric
       @grouped_values ||= {}
-      grouped_rollups = @rollup_array.group_by { |x| x[ChargeableField.col_index(:resource_id)] }
+      grouped_rollups = rollup_records.group_by { |x| x[ChargeableField.col_index(:resource_id)] }
 
       @grouped_values[metric] ||= grouped_rollups.map do |_, rollups|
         rollups.map { |x| rollup_field(x, metric) }.compact.max
@@ -108,7 +112,7 @@ def none?(metric, sub_metric)
     end
 
     def chargeback_fields_present
-      @chargeback_fields_present ||= @rollup_array.count { |rollup| chargeback_fields_present?(rollup) }
+      @chargeback_fields_present ||= rollup_records.count { |rollup| chargeback_fields_present?(rollup) }
     end
 
     def chargeback_fields_present?(rollup_record)
@@ -126,12 +130,12 @@ def metering_used_fields_present?(rollup_record)
     end
 
     def metering_used_fields_present
-      @metering_used_fields_present ||= @rollup_array.count { |rollup| metering_used_fields_present?(rollup) }
+      @metering_used_fields_present ||= rollup_records.count { |rollup| metering_used_fields_present?(rollup) }
     end
 
     def metering_allocated_for(metric)
       @metering_allocated_metric ||= {}
-      @metering_allocated_metric[metric] ||= @rollup_array.count do |rollup|
+      @metering_allocated_metric[metric] ||= rollup_records.count do |rollup|
         rollup_record = rollup_field(rollup, metric)
         rollup_record.present? && rollup_record.nonzero?
       end
@@ -161,7 +165,7 @@ def sub_metric_rollups(sub_metric)
     def values(metric, sub_metric = nil)
       @values ||= {}
       @values["#{metric}#{sub_metric}"] ||= begin
-        sub_metric ? sub_metric_rollups(sub_metric) : @rollup_array.collect { |x| rollup_field(x, metric) }.compact
+        sub_metric ? sub_metric_rollups(sub_metric) : rollup_records.collect { |x| rollup_field(x, metric) }.compact
       end
     end
 
@@ -183,7 +187,7 @@ def v_derived_cpu_total_cores_used_for(rollup)
     end
 
     def first_metric_rollup_record
-      first_rollup_id = @rollup_array.first[ChargeableField.col_index(:id)]
+      first_rollup_id = rollup_records.first[ChargeableField.col_index(:id)]
       @fmrr ||= MetricRollup.find(first_rollup_id) if first_rollup_id
     end
   end