Beef:

1. The flesh of a cow, steer, or bull raised and killed for its meat.

2. An adult cow, steer, or bull raised for its meat.

3. Informal.

a. Brawn; muscular strength.

b. Strength; power.

c. Weight, as of a person.

d. Human flesh.

 4. Slang.

a. Complaint.

b. An argument or dispute.

It would seem to be that the pressure from big retail to drive down prices from suppliers using (3 a,b).

Is causing (1) to end up being a substance of mystery, possibly supplied by (2) but in many cases, not (2).

My (4 a) is with the whole bleeding set up.

How about producing things in this country, using animals reared, and slaughtered in this country that conform to (2).

Perhaps big chain retailers should stop using (3 a,b) to drive it all down to the cheapest dodgy outfit wins the contract, seemingly at any cost.

I’d rather pay a bit more for foodstuffs, than end up eating, say:

Made from: