“India’s drive to develop a nuclear triad proceeds apace,” write Hans M. Kristensen and Robert S. Norris in India’s entry in the Bulletin of the Atomic Scientists’ 2012 Nuclear Notebook.
Like most nuclear-armed countries, New Delhi maintains a certain degree of opacity about the size of its nuclear arsenal making it difficult to pinpoint. Thus, while estimating that India has produced enough weapons-grade plutonium for 100-130 nuclear warheads, Kristensen and Norris believe that it has only produce 80-100 of them. This may increase in the future, however, as India enhances its ability to produce plutonium, and increases its delivery systems.
Full article: India Eyes Nuclear Triad (The Diplomat)