Optimising product category and category names

app/Models/Service/Broadband.php

@@ -105,12 +105,13 @@ class Broadband extends Type implements ServiceUsage
 	 * Return the suppliers offering that this service is providing
 	 *
 	 * @return SupplierType
+	 * @todo This column provided_adsl_plan_id should either be deprecated or renamed.
 	 */
 	public function supplied(): SupplierType
 	{
 		return $this->provided_adsl_plan_id
 			? SupplierBroadband::findOrFail($this->provided_adsl_plan_id)
-			: $this->service->product->type->supplied;
+			: $this->service->offering->supplied;
 	}
 
 	/**