After trailing just 10-4 at the break on Saturday night, Samoa made 11 second-half errors, one of which led directly to a New Zealand try, to suffer their second largest loss on record against Kiwis.
"You can't toss garbage up and expect to compete, especially against a team that good," Parish said.
"Our second half performance, and look the Kiwis played very well, but we were our own worst enemies.
"We tried hard but we made schoolboy errors.
