public function meat_productions(Request $request)
{
$meat_productions = new MilkProduction();
$meat_productions->idUser = Auth::id();
$meat_productions->idAnimal = Animal::where('id', $request->name)->pluck('id');
$meat_productions->idAnimal = Weight::where('id', $request->id)->pluck('id');
//ultimo peso
$meat_productions->dateWeight = Input::get('dateWeight');
$meat_productions->save();
}
