Executive Summary: OrganInk
The purpose of this project was to develop a proof-of-concept to demonstrate whether modest cuts of beef meat and nutrient-dense beef offal can be used as primary ingredients…
Read moreBrowse Executive Summary Resources
This page brings together executive summaries from selected Bioresource Processing Alliance projects. Use the search field to look for a specific topic, keyword or resource stream, or filter by sector to explore summaries relevant to different areas of New Zealand’s bioresource processing sector.
Executive Summary: Tomato Waste as a Feed Ingredient – Part 1
Preliminary work by the Cawthron Institute has shown that tomato waste (pomace) contains high levels of desirable nutritional components and the overall composition could fit well into a…
Read moreExecutive Summary: Fruit Pomace Evaluation
Barker’s are interested in determining the feasibility of converting fruit pomace from juicing into nutraceutical and functional food ingredients. Plant & Food Research and Barker’s used Bioresource Processing…
Read moreExecutive Summary: Extraction and characterisation of proteins from mussel co-product streams
There is interest in isolating and identifying proteins extracted from mussel co-product streams. AgResearch undertook a proof-of-concept study to extract proteins from the co-product streams which mostly consisting…
Read moreExecutive Summary: Biochar from wood residues and boiler ash
Sawmills and other wood product manufacturers produce large quantities of woody biomass in the form of wood chips, sawdust, shavings, off-cuts and bark. These mill residues are commonly…
Read moreExecutive Summary: Mixed Culture PHA Production with TERAXTM Liquor as Substrate – Proof of Concept
The objective of this study was to demonstrate the concept of mixed culture PHA production potential using nutrient rich TERAXTM liquor as substrate.
Read moreExecutive Summary: Slow Release Nitrogenous Fertilizers from Lignin
Commonly applied synthetic chemical fertilisers are highly reactive under ambient conditions. This makes them readily available to plants as well as being susceptible to releases to water and…
Read moreExecutive Summary: Phenolic extract from onion skins – scoping study results
Biological resource: Onion skins derived from the wet preparation of onions for processing and from the grading-packing of fresh onions for domestic and export sale represent a significant…
Read moreExecutive Summary: Characterisation and assessment of hop processing by-products
This study aimed to characterise the by-products or “waste” steams from the hop plant picking process used to recover cones for use in the brewing industry. The New…
Read moreExecutive Summary: Kabocha
Oven-dried Kabocha seeds can be dehulled using a plate grinder and then separated using water flotation. The dry kernel is about 25% of the weight of the wet…
Read moreExecutive Summary: Beneficial Effects of Grape Marc as a Stockfood
Data from these trials supports the concept that supplementation of sheep with grape marc can confer benefits to the animals. These benefits are evident in the areas of…
Read moreExecutive Summary: Deer Offal Characterisation
The purpose of this project was to characterise the nutritional profile of venison offal and co-products, describe their attribution in the human diet and highlight potential value addition…
Read moreExecutive Summary: Ovation Woolskin offcuts
Classic NZ is a tannery located in Napier making sheepskin products and generating at several tonnes of sheepskin offcuts per year. The company has been exploring ways to…
Read moreExecutive Summary: Valorisation of paunch grass: bioenergy yield improvement and commercial-scale testing
Partially digested feed (paunch grass) from livestock rendering is a significant waste stream from New Zealand’s beef and lamb sector. Beneficial utilisation of this bioresource will provide environmental…
Read moreExecutive Summary: Hydrolysed Collagen Peptide Powder: enhance bovine process & extend to ovine
Project BPA2035-02 was constituted to enhance a process already developed under BPA2035 to manufacture a clear, odour-free collagen hydrolysate powder from cull dairy cow hides, to manufacture a…
Read moreExecutive Summary: Scoping Project: Value from aquaculture nuisance species. Blue Mussels
Blue mussels (Mytilus edulis/galloprovincialis) are a major nuisance species for Greenshell mussel (Perna canaliculus) farmers. The ‘blues’ grow on the Greenshell lines, competing for available space and food…
Read moreExecutive Summary: Dyes from horticultural wastes
New Zealand’s horticulture and viticulture sector is efficient and substantial ($9.5 billion in 2019, including $6.2 billion of exports). Where processing takes place onshore, by-products are produced, such…
Read moreExecutive Summary: High-Value Ion Exchange Materials Derived from Collagens
Based on the need to focus on developing high value materials from low value feedstocks, the decision was made to explore development of this collagen-based ion exchange chemistry…
Read moreExecutive Summary: Products from apple waste– Phase 2 Stage 3
Apple processing industries generate large volume of side streams, which include peel, flesh and seeds. These materials can be separated and used as a raw material to make…
Read moreExecutive Summary: Carotenoid natural dyes from horticultural wastes: Extraction with bio-solvents and application to textiles
This project investigated the extraction of carotenoids from horticultural by-products. Carotenoids are a group of highly coloured, non-water soluble compounds, which impart the characteristic colours of carrots, pumpkins…
Read moreExecutive Summary: Vegetable Sheet Development
This product development project utilises vegetable waste from juicing and reject material as an ingredient for a commercial edible film/wrap product. The scope of this project covered the…
Read moreExecutive Summary: Compounds from Vegetable Waste, Part 1
A protocol for recovering phenolic phytochemicals from apple was used to determine if it can be adapted to vegetables, i.e. carrots and onions. The goal was to develop…
Read moreExecutive Summary: Sawdust Derived Molasses for Animal Feed
This small BPA pilot-scale trial is an essential step in the commercialisation of the sawdust to molasses conversion process. Too determine the viability of the current process two…
Read moreExecutive Summary: Pelts2Protein – Small Scale Trials – Extension Project
The Pelts to Protein (P2P) process uses food-grade enzymes and food-grade chemicals to depilate wool from pelts [and hair from hides] as a practical alternative to chemical (“sulphide”)…
Read moreExecutive Summary: Separation of polyphenols using proteins
Onion waste is produced during grading, and processing. Onion waste includes its skin, unwanted parts (tops and bottoms) and rejected bulbs. The extraction of useful components from onion…
Read moreExecutive Summary: Kōura Waste & Wasted Kōura: Initial exploration of uses for lobster by-products for Port Nicholson Fishery
This report seeks to quantify and characterise non-exported kōura/lobster (Jasus edwardsii) whole fish or parts produced at Port Nicholson Fisheries (PNF), and explore potential opportunities for adding value…
Read moreExecutive Summary: Solid fuels from wood molasses production residues
Current BPA project BPA-1805-01 “Pine wood waste conversion to animal feed”, is investigating the production of wood molasses from sawdust. The solid residue remaining after extraction of the…
Read moreExecutive Summary: Holistic Biochar Systems Assessment
This project aims to enable a local Māori trust to decide the implementation and scale of a waste-to-biochar process by developing a holistic case study (i.e., an implementation…
Read moreExecutive Summary: Avocado skin and seed processing and product
Work was undertaken to develop prototype processing technologies to make extracts from avocado seeds and skins. Processes were further developed for the separation of avocado skin and seed…
Read moreExecutive Summary: Cannflavin (flavonoid) extraction from hemp: proof of principle
Hemp seed production produces a significant amount of plant biomass that cannot currently be used due to regulations restricting the use of leaves and flowers and the lack…
Read moreExecutive Summary: Kumara Valorisation
Four varieties of Kumara were converted into juice through a variety of methods. Work to minimise oxidation of the juice and pomace was performed. Methods of increasing the…
Read moreExecutive Summary: Pelt2Protein
AgResearch’s Pelts2Protein (or P2P) technology uses food-grade enzymes and chemicals to process ovine pelts into edible protein ingredients for pet foods.
Read moreExecutive Summary: Polymers from bread waste
This project aims to address two sustainability challenges facing the NZ bakery sector, the return of unsold near expiry bread from retailers, and single-use plastic bags. The Baking…
Read moreExecutive Summary: Conversion of apple processing by-product to value added product concepts
Apple peel of multiple varieties was processed at pilot scale by washing and pressing before drying and extracting for triterpenoids. Wet extraction was also performed to compare yield…
Read moreExecutive Summary: Process Validation Bivalve Shell to Nano-crystalline Precipitated Calcium Carbonate
The bivalve shell is an organo‐mineral composite, where the dominant mineral is calcium carbonate (CaCO3), which forms different crystal morphologies to suit specific purposes. This study aims to…
Read moreExecutive Summary: Adding value to Marlborough waste streams
The wine and seafood industries are important primary industries in Marlborough and produce large volumes of organic by-products (grape marc, juice and wine lees and mussel shells respectively)…
Read moreExecutive Summary: High-value products from by-products of hemp seed processing
Hemp seed by-products were successfully converted into fat-free, water-soluble peptides with excellent functionality, sensory characteristics and some bioactivity using a scalable and cost-effective process, and this was performed…
Read moreExecutive Summary: Westland Colostrum Cream for Personal Care Applications
The project involved detailed analysis of the composition of colostrum cream collected in two seasons (2022 and 2023), and evaluation of the protective and restorative efficacy of Westland…
Read moreExecutive Summary: Kabocha Scaling
Scale up of the conversion of kabocha by-products into high value extracts and ingredients was performed. Extraction was explored using a variety of methods. Resulting powders were used…
Read moreExecutive Summary: Omega Plus Pet Food Digestibility Trial
Two Panels of six healthy, mature dogs from the colony at the Centre for Canine Nutrition (Massey University, Palmerston North), were used in two trials which tested two…
Read moreExecutive Summary: Elevation of zero alcohol beer flavour
Our research has uncovered the possibility of extracting kokumi compounds from by-products of the beer industry. This pioneering study aims to improve the flavour of alcohol-free beer using…
Read moreExecutive Summary: Production of Kumara Vine Powders
Kumara vines are a byproduct from the growing of kumara, which are currently returned to soil. They have traditionally also been used as a source of food.
Read moreExecutive Summary: Mīti – sustainable beef, nutrition, processing
The carbon footprint of the on-farm component (dairy-derived beef) of the Mīti Bar is 32-48% lower than that of the average carbon footprint for traditional beef cattle in…
Read moreExecutive Summary: DAF to Companion Petfood
The overall objective of this project was to further develop scalable processing for DAF and demonstrate potential suitability of the protein powder in a pet food application.
Read moreExecutive Summary: Grape Seed Extract with Targeted Bioactivity Phase 2
NZ Extracts Ltd (NZE) produces a grape seed extract from the dried seeds of Sauvignon Blanc grape pomace. This project aims to develop a novel grape seed extract…
Read moreExecutive Summary: Flavour enhancer from mushroom stalk: A proof of concept
The current food industry market is driven by consumer preference for foods that are natural, rich in flavour, and more palatable. Recent market reports suggest that plant based…
Read moreExecutive Summary: Enzyme hydrolysate nutraceuticals for valorisation of deer slaughter wastes
Sarcopenia, the age-related loss of muscle mass and function, can significantly impair quality of life and lead to disability. The hypothesis of this study was that deer liver…
Read moreExecutive Summary: Sea Cucumber Cosmeceuticals: A Scoping Study
In this study, we evaluated presence of potentially bioactive compounds in underutilised sea cucumber, and by-products arising from sea cucumber processing.
Read moreExecutive Summary: Development of fermentation process for papaya
A project funded by the Bioresource Processing Alliance and co-funded by Aotearoa Grown was carried out to develop a process for producing a powdered fermented papaya product.
Read moreExecutive Summary: Protein and high value ingredients from low value beef co-products
This project tested the feasibility for producing a beef protein concentrate from beef bone stream after butchery. The development of the process began from bench scale experiments to…
Read moreExecutive Summary: DAF to Companion Animal Petfood
The project was for the generation of protein isolate from DAF solids from two South Island dairy. Included was further refinement of the process, included the removal of…
Read moreExecutive Summary: Waste stream valorisation of underused NZ seaweed bioresource
Scion, in collaboration with, Plant and Food Research, the Cawthron Institute, and Callaghan Innovation, the project has confirmed the presence of valuable compounds in these waste streams from…
Read moreExecutive Summary: Local manufacturing of bioproducts from forestry by-products
Te Kupenga Hōu (TKH), in partnership with Lake Taupō Forest Trust (LTFT) and Lake Rotoaira Forest Trust (LRFT), has undertaken a techno-economic analysis to explore the potential for…
Read moreExecutive Summary: Reducing NZ’s primary industry’s carbon footprint through advanced waste-to-renewables technologies
The project focused on understanding how hydrothermal oxidation (HTO) performance could be optimised when treating lignocellulosic-rich waste streams. Specifically, the work examined the impact of different operating conditions…
Read moreExecutive Summary: Moolasses Dairy Mineral Supplement
Low-grade dairy byproducts streams were valorised for used as a calf feed. The project successful generated 100’s of kg of prototype product, which was successfully feed to calves.…
Read moreExecutive Summary: Upcycling bovine co-products for sustainable protein
Bovine hide-face pieces are an obligatory co-product which must be rapidly channelled out of the production line. Owing to the lack of 'food-grade' further processing technologies available in…
Read moreExecutive Summary: The Development of a Biobased Cruelty-Free Leather Alternative from Kiwifruit Waste
This BPA project, undertaken in collaboration with KiwiLeather Innovations Ltd., focused on developing a novel biobased textile from kiwifruit waste to meet the growing demand for more sustainable…
Read moreExecutive Summary: Sarmentosin from Blackcurrant Waste: Isolation and Scale-up for Brain Health
A range of blackcurrant sources/fractions were tested for Sarmentosin and other compounds. A purification process for Sarmentosin was conducted multiple times. The extract is currently undergoing additional trials…
Read moreExecutive Summary: Review of Kānuka Biochar to Activated Carbon
The University of Auckland has prepared a techno-economic analysis of a proposed process to convert biochar from kanuka into activated carbon products. Scion was contracted by the BPA…
Read moreExecutive Summary: Sustainable Harakeke Packaging – technoeconomic analysis
The Matekuare Whānau Trust vision is “to create a vibrant healthy whānau community, culturally based and thriving on their whenua whilst residing in warm healthy homes all within…
Read moreExecutive Summary: Develop further products from Kabocha Kernel
Processing of the seed ingredients was replicated at scale to prove repeatability and feasibility. Multiple products were successfully developed using kabocha and pumpkin seed powders to prove its…
Read moreExecutive Summary: Converting forestry by-products into value-added products
The Converting forestry by-products into value-added products study has successfully completed assessments on the costs and practicalities of collecting forest residues, on developing plants for two end-use options…
Read moreExecutive Summary: Techno-economic analysis for mobile pelletising plant
This report evaluates the feasibility of a mobile wood pelletising plant in New Zealand’s Nelson-Tasman-Marlborough region, focusing on two primary sources of biomass—harvest residues and processing residues—and comparing…
Read moreExecutive Summary: Sustainable Jewellery
This project explored how agricultural and forestry wastes and by-products can be transformed into natural colourants for biodegradable plastic jewellery. Fruit and vegetable powders such as beetroot, pumpkin,…
Read moreExecutive Summary: Techno-economic Analysis of a porcine collagen extraction process
This project developed a preliminary techno-economic assessment (TEA) for collagen extraction from porcine skin and lung. The process framework used in this TEA was designed by BSI; however,…
Read moreExecutive Summary: Essential oil extraction by-product utilisation
This project, co-funded by the Bioresource Processing Alliance (BPA), aims to identify value-added applications for Port Blakely Essential Oil's biomass residues, specifically woody biomass and hydrosol. Conducted by…
Read moreExecutive Summary: Scoping Study of Geoduck Lipids
This project aimed to determine if potentially high-value compounds are present in the New Zealand geoducks Panopea zelandica. A literature review and lipid analysis were conducted on the…
Read moreExecutive Summary: Mamaku by-product utilisation
Ora Innovation NZ Ltd (OINZL) produces mamaku (Cyathea medullaris) extract for skincare applications. As production scales up to the processing of 7 tonnes of raw mamaku per week…
Read moreExecutive Summary: Blueberry Pomace Processing
This project was reduced to a technoeconomic analysis of the processing of blueberry juice pomace into high value anthocyanin extracts. It found that the process was likely to…
Read moreExecutive Summary: Characterisation of Harakeke Resource Streams after Fibre Extraction
Muka Textiles Limited's (MTL) innovative fibre extraction process from Harakeke (Phormium tenax) leaves, yields high quality Muka but also a high proportion of byproduct. This study evaluated three…
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