Despite a renewed focus on modernization and cloud-native development, economic considerations are still significant in making cloud migration decisions. Now that your cloud migration strategy has come to include your mission-critical applications, how much will it cost to move these core applications to a public cloud? This recurring client question has prompted Forrester to create and update a pro forma cost template for migrating on-premises applications to public cloud platforms. Cloud leaders can use this template to help set realistic expectations among business leaders and their peers.