Covenant Transport Inc. has announced that its second-quarter revenue and net income improved over the previous year's results.

"We experienced softer freight demand in April and May, but shipping activity has rebounded nicely in June and July," president & CEO David R. Parker said.

Covenant's revenue increased 1% to $145.9 million from the year before, and its net income increased 6% to $3.2 million compared to the same period.

For the first half of the year, revenue increased 3% to $283.8 million and net earnings grew to $4.0 million versus $1.3 million the previous year.