And now, a statistic that epitomizes the difference between 2014 and 2015 and leaves no doubt as to exactly what happened:
2015
Average rushing yards when winning-3.49 24th place
Average rushing yards when losing-4.7 13th place
Carries when winning-115
Carries when losing-169
2014
Average rushing yards when winning-4.4 5th place
Average rushing yards when losing-5.32 1st place
Carries when winning-243
Carries when losing 169
This season the Cowboys only ran the ball well when nobody cared, especially the opponent's defense. However, when it came crunch time and the Cowboy running game was needed in order to run the clock and keep opponents of the field they were a dismal failure.
This year the Cowboys ran the ball in the 4th quarter 33% of the time compared to 54% last season. Opponents knew the Cowboys had to pass in order to come from behind so McFadden and the rest of the running game took advantage of pure garbage time. In fact, opponents were so grateful that the Cowboys were willing to assist them by running down the clock with time consuming running plays that there wasn't a lot of inspiration to take them down.
During the 4th quarter opponents DB's were so busy trying to pad their stats with the 4th quarter INT's that they didn't have a lot of motivation to tackle, that was the LB's job
Again, this season was flushed down the toilet the instance Jerry Jones decided to destroy the new triplets by not signing the best multi-purpose back on the planet in 2014.