Correction Cost indicator R$/MWh.

app/Helpers/Helpers.php

@@ -21,19 +21,20 @@ class Helpers
         return $result;
     }
 
-    public static function orderByDate($result, $format ='M/Y',  $field = 'mes'): array
+    public static function orderByDate($result, $old_format = 'Y-m-d', $format ='M/Y', $field = 'mes'): array
     {
         return collect($result)
             ->transform(fn($value) => Arr::set(
                 $value,
                 $field,
-                Carbon::createFromFormat('ym', $value[$field])->locale('pt-BR')
+                Carbon::createFromFormat($old_format, $value[$field])->locale('pt-BR')
                     ->translatedFormat($format)))
             ->all();
     }
 
     public static function checkDate($value): array
     {
+
         $year = collect($value)->transform(fn($item, $value) => collect(Str::of($item['mes'])
             ->explode('-')->offsetGet(0)))->unique()->toArray();
         $month = collect($value)->transform(fn($item, $value) => collect(Str::of($item['mes'])

app/Repositories/Economy/EconomyRepository.php

@@ -7,6 +7,7 @@ namespace App\Repositories\Economy;
 use App\Helpers\Helpers;
 use App\Models\Economy;
 use App\Repositories\AbstractRepository;
+use Carbon\Carbon;
 use DateInterval;
 use DatePeriod;
 use Illuminate\Database\Eloquent\Builder;
@@ -152,6 +153,9 @@ class EconomyRepository extends AbstractRepository implements EconomyContractInt
             ->orderBy(DB::raw("mes, dad_estimado"))
             ->get();
 
-        return Helpers::checkDate($value);
+        $result = Helpers::checkDate($value);
+
+        return Helpers::orderByDate($result);
     }
+
 }