The scales of Yamuna Kalyani are as follows :
Aarohanam (Ascending) : S R2 G3 P M2 P D2 N3 S’
Avarohanam (Descending) : S’ N3 D2 P M2 P G3 M1 R2 S
It is a Janya Raga, derived from Mechakalyani (see below), also called Kalyani, which is the 65th raga on the Melakarta Scale.
Yamuna Kalyani has a peaceful, soothing and romantic mood. It is equivalent to the Hindustani Yaman Kalyan. It is considered an evening raga. Some well known compositions in Yamuna Kalyani are Krishna Nee Begane by Vyasaraaya, Haridasula by Tyagaraja, Jambupathe by Muthuswami Dikshithar and Bhavayami Gopalabalam by Annamacharya.
Note : The 12 notes in the octave are named as below. Please note that C is used as Sa for the sake of simplicity as the scale is relative in Carnatic Music. Also note that the scales paint only a superficial picture of the raga as the gamakas(ornamentations) are a very important part of a raga.