Instruction: Parse the product information to locate the target attribute, and then provide the extracted value of the target attribute and its source in the output, specifying None if the attribute is not present.

Input:
Product title: Nestle Nido Instant Dry Whole Milk, 12.6oz - Pack of 2 Cans
Product description: Nestle Nido Instant Dry Whole Milk contains 26% milk fat, Vitamins A & D, and an excellent source of calcium. This delicious mix is wonderful for growing children to help maximize their growth potential. Nido is an instant milk that contains the following nutritional benefits. It supports physical growth and development since it provides highly valued biological proteins. Due to its calcium content it supports the formation of healthy bones and teeth. It contains Vitamin A, which is essential for developing good vision., Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
Product price: $18.91
Product brand: Nestle
Target attributes: Milkfat Content
Answer: attribute: milkfat content
value: whole
source: product description
attribute: milkfat content
value: whole
source: product title