Quais são as informações necessárias para calcular a pegada de carbono na PEC Calc? (Parte 4)

PEC Cast

19 Sept 202405:56

Summary

TLDRThe video discusses the calculation of carbon footprint in milk production, focusing on the initial production phase. It highlights the key areas of data collection needed from producers, such as farm area, milk output, livestock management, pasture use, energy and fuel consumption, and animal feed. These inputs are essential for calculating emissions, particularly methane from cows. The process allows flexibility, letting users save and return to fill in information as needed. The goal is to create an accurate, simplified tool for dairy producers to assess their environmental impact.

Takeaways

📊 The video explains the calculation of carbon footprint specifically for milk production.
🧑‍🌾 It focuses on the production stage, excluding downstream processes like processing, commercialization, and consumer use.
🐄 The main factors include animal-related emissions such as enteric methane and manure from cows, as well as fertilizer use and energy inputs.
📅 Seven key areas of information are needed from the producer to calculate the carbon footprint, starting with general property data.
🌱 Pasture use requires details such as pasture type, productivity, fertilizer usage, and irrigation practices.
🐂 Herd information, including animal count, category (lactating cows, dry cows, heifers, bulls), and average weight, is essential.
⛽ Fuel and energy consumption data is needed, including kilowatt-hours from electricity usage.
🍽️ Animal feed requires details on the amount and type of concentrated feed, forages, and other ingredients used per category.
📑 Producers can input data in stages; the calculator saves information, allowing them to return and update sections later.
📝 The step-by-step process helps producers or technicians calculate the emissions related to feed, animal categories, and energy used.

Q & A

What is the main purpose of the presented document and system?
-The document and system provide guidelines for calculating the carbon footprint of milk production, focusing on the production phase before processing, commercialization, and consumer stages.
Which stages of the milk production process are excluded from the carbon footprint calculation in this context?
-The stages excluded are processing, commercialization, consumer use, and any residual water or waste management from manufacturing. The focus is only on the production phase.
What are some of the key areas that need to be considered in the carbon footprint calculation?
-Key areas include general property data, manure management, pasture use, herd data, fuel and energy consumption, and feed consumption for animals.
What general property data are required for the carbon footprint calculation?
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Outlines

00:00

🌿 Understanding Carbon Footprint Calculation for Milk Production

This paragraph explains the key factors involved in calculating the carbon footprint of milk production. The focus is strictly on the production stage, excluding processing, commercialization, and consumer aspects. The essential components for calculation include purchased feed, animals, fertilizers, energy sources, and methane emissions from cows. The paragraph also highlights the seven main areas that producers need to include in the PCC (Carbon Footprint Calculator), such as property data, manure management, pasture details, herd information, fuel, energy use, and animal feed specifics.

05:00

💡 Step-by-Step Carbon Footprint Input Process

This paragraph emphasizes the flexibility of the input process for calculating carbon emissions. Producers or technical staff can enter data into the PCC in stages, saving progress and returning to complete it later. For example, when calculating energy consumption, users can pause to gather utility bills before resuming the process. The system ensures that all necessary information can be entered at the user's convenience, making the task more manageable.

Mindmap

Keywords

💡Carbon footprint

The carbon footprint refers to the total amount of greenhouse gases, particularly carbon dioxide, emitted into the atmosphere due to human activities. In the context of the video, it focuses on the emissions generated from dairy production, including the feed, energy, and methane emissions from cows. The video emphasizes calculating the carbon footprint of milk production at different stages.

💡Methane emissions

Methane emissions refer to the release of methane gas, which is a potent greenhouse gas. The video highlights the role of cows in producing methane through enteric fermentation and waste management. Methane emissions are a critical component in assessing the environmental impact of dairy farming.

💡Dairy production system

The dairy production system includes all processes involved in the production of milk, from the feed given to animals to the management of their waste. The video mentions various stages of production, such as animal feed, energy inputs, and waste management, as crucial factors in determining the carbon footprint.

💡Animal feed

Animal feed refers to the food provided to livestock, which plays a major role in the emissions from dairy farms. The video explains the need to track the amount and type of feed given to different categories of animals (e.g., cows, heifers, calves) to accurately calculate the carbon emissions related to feed production and use.

💡Enteric fermentation

Enteric fermentation is the digestive process in ruminant animals like cows, where microbes in the stomach break down food and produce methane as a byproduct. The video discusses the methane emitted by cows through this process, which is a significant source of greenhouse gas emissions in dairy farming.

💡Manure management

Manure management refers to the handling and disposal of animal waste on farms. Different systems, such as lagoons or biodigesters, are used to process manure, which can also produce methane. The video underscores the importance of accurately documenting manure management practices to calculate emissions.

💡Pasture management

Pasture management involves the use of grazing land for feeding livestock, including maintaining the quality and sustainability of the pasture. The video mentions factors like the type of pasture, fertilizer use, and irrigation, which influence the farm's overall emissions, particularly when animals graze.

💡Zootecnical indicators

Zootecnical indicators refer to data related to animal performance, such as lactation duration and the number of lactations per cow. These indicators help assess productivity and efficiency on the farm, which in turn affects the carbon footprint. The video discusses how tracking such indicators, although not essential, can improve the accuracy of the emissions calculation.

💡Energy consumption

Energy consumption refers to the amount of energy used on the farm, including electricity and fuel. The video explains how this data is necessary to calculate the carbon emissions from energy sources used in dairy production. It includes examples such as calculating kilowatt-hours from electricity bills.

💡Feed ingredients

Feed ingredients are the specific types of food provided to livestock, such as soybean meal, corn silage, or brewery waste. The video emphasizes the need for farms to document the quantity of each ingredient used over a year to assess the carbon footprint, especially related to emissions from producing and transporting the feed.

Highlights

Key information needed for calculating the carbon footprint includes property area, production system, and total milk produced during the specified period.

The carbon footprint calculation focuses solely on the milk production stage, excluding processing, commercialization, and consumer-related aspects.

Producers need to provide data on waste management practices, including whether systems like covered lagoons, anaerobic lagoons, or biodigesters are in use.

Pasture management information, including pasture type, productivity, use of fertilizers, and irrigation practices, is essential when the farm uses grazing systems.

Producers must supply details about their herd, such as the number of animals by category, including lactating cows, dry cows, heifers, calves, and bulls.

Important zootechnical indicators like the average lactation duration and the number of lactations per cow, while not essential, help fine-tune certain calculations.

Fuel and energy consumption data from the farm, including electricity and fuel use, are necessary for carbon footprint calculations.

Animal feeding information, such as the amount of dry matter provided to each animal category, needs to be detailed for accurate calculations.

A breakdown of the amount of feed ingredients purchased annually, like soybean meal or corn silage, is required for emission calculations related to feed.

The system calculates methane emissions from animals, including enteric methane and methane from manure and fertilizers.

Producers do not need to provide all the information at once; they can save progress and return later to complete the data entry.

The calculator tool presents data entry in steps, allowing users to tackle each category one at a time, simplifying the process.

Emission calculations take into account how various inputs, such as feed and energy, interact within the farm’s overall system.

Producers can stop at any point in the process to gather necessary information, such as energy bills, and return later to resume data entry.

The system provides flexibility in data input, helping producers stay organized and ensuring they can accurately complete the information over time.