What does the proverb "Slop your hogs before you feed your children" mean?

I am doing my thesis about English proverbs and sayings and I have no clue what does this proverb mean. or:I am doing my thesis about English proverbs

I am doing my thesis about English proverbs and sayings and I have no clue what does this proverb mean.

or:I am doing my thesis about English proverbs and sayings and I have no clue what does this proverb mean.

or:Sorry, I have tried to find you something and all I have encountered for is just this proverb exists and nothing about the meaning of it. Cn you omit this and choose another one? And I may also share with you how I have my paper done when I stuck on it. Good that the writers from Prime Writing service did the bigger part of job.

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