Sautee Herefords
Here is the photograph of the original scene.
Sautee Herefords
My thumbnail sketch where I decide on the composition,
Sautee Herefords
A quick gesture drawing exploring the shapes.
Sautee Herefords
A notan study setting sets the overall light and dark shapes.
Sautee Herefords
On the canvas, I underpainted the notan, deleting the frontal darks. 
Sautee Herefords
First block-in of color for pasture and woods in the background.
Sautee Herefords
Painting of the shadow areas of the cows.
Sautee Herefords
Adding the halftone colors of the cows.
Sautee Herefords
Adding the light colors and refining the darks.
Sautee Herefords, the painting
The details are added and the painting is done and titled, "Sautee Herefords"      

I never know which is going to be the last brush stroke. I settle into adding accents and highlights, thinking I'm on a roll when suddenly I realize I've made the final brush stroke. It's almost as if the painting yells "Enough!"