The Broad Index is a trade-weighted index used by the Federal Reserve to measure the performance of the US Dollar against a basket of 16 currencies. The central bank created the index as it was viewed that weighting in DXY overemphasized the Euro. The index is not traded, and thus does not carry a ticker symbol.
Yes, her can be an adjective if it is acting as a possessive pronoun. For example, She gave me her coat. Her is describing who's coat it is.
What is an adjective? Adjectives are words that describe or modify other words, making your writing and speaking much more specific, and a whole lot more interesting. Words like small, blue, and sharp are descriptive, and they are all examples of adjectives. Because adjectives are used to identify or quantify individual people and unique things, they are usually positioned before the noun or pronoun that they modify. Some sentences contain multiple adjectives.