Jimmy Akin - What did Jesus mean when he said 'It is finished?'

How do Catholics understand the words of Jesus in John 19:30 when he said "It is finished?" Jimmy Akin gives an answer to this question on Catholic Answers Live.

Jimmy Akin is an internationally known author and speaker. As the senior apologist at Catholic Answers, he has more than twenty years of experiencing defending and explaining the Faith.

Jimmy is a convert to the Faith and has an extensive background in the Bible, theology, the Church Fathers, philosophy, canon law, and liturgy.

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I have read that "it is finished" might also apply to the Finish of the Passover Meal because he drank the last or fourth "cup" from a hyssop branch and sponge. Concluding the Passover Meal, the Last Supper which is the NEW covenant in His Body & Blood.