Possible implications of designing a Human Development Index (HDI) for Particularly Vulnerable Tribal Groups (PVTGs) are: 1. Resource allocation: The HDI can be used to identify the relative needs of PVTGs. Resource allocation can be directed towards the areas of greatest need. 2. Policy formulation: The HDI can be used to inform the design of policies and programmes that address the specific needs and challenges of PVTGs. 3. Monitoring progress: The HDI can be used to track progress in the development of PVTGs over time. This can help measure the effectiveness of policies and interventions. 4. Empowerment: The HDI can empower PVTGs by raising awareness of their issues and needs. It can also help them to access resources and services. The Centre's plan of designing an HDI for 28 lakh PVTGs is a positive step towards addressing the long-standing development challenges faced by these communities. It is expected that this index will help to: 1. Highlight disparities: The HDI will provide data on the development status of PVTGs, thereby highlighting disparities between them and the general population. 2. Prioritise interventions: The data obtained from HDI can help in prioritising interventions that are aimed at improving the development status of PVTGs. 3. Enable participatory planning: The HDI can be used as a tool for participatory planning, where PVTGs can actively participate in identifying their development priorities and needs. 4. Help policy formulation: The HDI can be used in designing policies and programmes that are tailored specifically to the needs of PVTGs. Overall, designing a HDI for PVTGs has the potential to significantly improve their development outcomes, and to ensure that their specific needs and challenges are addressed in a more effective and efficient way.