Carton packaging and processing

Tetra Pak

Tetra Pak cartons are not one material. They are paperboard, polymer and aluminum engineered to protect food. In 2025, the company reports 72% renewable material by weight and an industry-wide carton collection-for-recycling rate of 27%. The circular decision is still local: can a named market collect, sort and separate the layers into fibres and polyAl outputs that have real demand?

Industry
Packaging, Paper & Glass
Evidence through
Sources
4 public

Key facts

Company
Tetra Pak
Industry
Packaging, Paper & Glass
Materials
Aluminum, Paper and fiber, Plastics
Processes
Recycling, Sorting, Mechanical processing
Evidence through

Material inputs to resolve

Food and beverage cartons, aseptic systems and recycling infrastructure

Tetra Pak reports that an average carton is about 70% paperboard, 25% plastic and 5% aluminum. Its FY2025 performance data reports 1.286 million tonnes of food and beverage cartons collected and sent for recycling globally, a 27% collection-for-recycling rate across the sector, and EUR 42 million invested in collection and recycling programs. The company explicitly states cartons are recyclable where adequate collection, sorting and recycling infrastructure exists. Public data does not prove a particular market's collection route, mill capacity or polyAl buyer.

70 / 25 / 5 Paperboard, plastic and aluminum average carton composition

1.286M t Food and beverage cartons collected for recycling, FY2025

27% Collection-for-recycling rate, whole sector

EUR 42M FY2025 collection and recycling investment

  • Paperboard, polymers, aluminum and food-safe barrier materials
  • Food and beverage filling requirements
  • Market-specific collection, sorting and pulping systems

Outputs and residuals to resolve

  • Aseptic cartons protecting food and beverage products
  • Recovered paper fiber and polyAl fractions
  • Mixed-carton residuals where separation is not available

First decision: Pick one market and one carton format. Trace collection, sorting, pulping, fiber output, polyAl route and product demand before claiming a carton is circular in that geography.

Material construction

Tetra Pak states an average carton is about 70% paperboard, 25% plastic and 5% aluminum.

Collection signal

FY2025 reporting shows 1.286 million tonnes collected and sent for recycling, and a 27% sector-wide rate.

Recovery process

At a paper mill, pulping separates paper fiber from the polymer-and-aluminum fraction, or polyAl.

Evidence boundary

Global totals and technology descriptions do not establish a particular city's collection, processor capacity, polyAl end market or brand-owner allocation.

Decision boundary

A carton is not recyclable in the abstract. It is recyclable where the local system can separate the fibers from polyAl and where both fractions have somewhere to go. That is the actual material-transition question.

Material flow map

Material or streamQualification gateProcess or destinationEvidence still needed
MaterialQualification gateProcess or destinationEvidence still needed
Used cartonCollection, contamination and local sortabilityCarton sortingMarket coverage, bale quality and operator
Carton balePulping yield and fiber qualityPaper millMill acceptance, fiber destination and economics
PolyAlSeparation, shredding and end-market specificationGranules, panels, pallets or other productProcessor, product standard, buyer and volume

This is a public screening map. It separates company-disclosed flows from open qualification work. It does not convert a destination into a buyer or an announced ambition into operating capacity.

Three defensible entry lanes

Map a city-level carton loop

The same carton has different outcomes in different collection systems.

Next evidence: Collection authority, sorter, mill, polyAl processor and end markets.

Qualify the polyAl fraction

Fiber recovery alone does not close the carton loop.

Next evidence: PolyAl composition, processing route, product specification and demand.

Measure food protection with recovery

Aseptic performance is a core design requirement, not an inconvenience to be ignored.

Next evidence: Shelf-life, food-loss baseline, package design, recovery result and full-system economics.

Evidence register

Source hierarchy: filings and company disclosures first. The brief states what those sources support and leaves the unresolved plant, grade, permit, buyer and mass-balance questions explicit.

Material Transition editorial interpretation

The next useful working session starts with: Pick one market and one carton format. Trace collection, sorting, pulping, fiber output, polyAl route and product demand before claiming a carton is circular in that geography.

Sources

  1. [1]
  2. [2]
  3. [3]
  4. [4]