"We're happy to do what we're doing in terms of cattle control and cattle testing" says NFU spokesman Stephen James.
"But we can't keep doing that and nothing happening about the wildlife".
"Until we get that [badger] cull and control the numbers, this disease is just going to increase".
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Two people have died after being involved in separate lightning strikes in Wales' Brecon Beacons today.
Any lingering showers will ease this evening, to leave a dry night with plenty of clear spells. Minimum temperature 11 deg C (52 deg F).
Blackwood mother Trudy Jones was on holiday when she was gunned down in the Tunisian beach massacre that claimed the lives of 30 Britons.