The hot carcass weight (HCW) is the weight of the unchilled carcass in pounds after the head, hide and internal organs have been removed. LeValley, J.W. A companion OMAFRA
Hot carcass weight is calculated: (Liveweight (kg) x 0.473-1.92) x 1.045 and the standard is taken as 43% for a 13.5kg hot carcass. Gut fill
As fat is added
Bulls’ percentage may be marginally lower than steers’ because of heavier hides and leaner carcasses. percent increases for most breeds. due to gut fill. Examples of dressing percent calculations. Accessed October 10, 2015. a live weight range that can be used on the individual farm that
Contact Centre, Farm Property Class Tax
and checked occasionally with a known weight to ensure the scale
meet a target fat range, lambs must be live graded. percent will be bid on at a lower price. For most fed cattle, the HCW will be approximately 60 to 64 percent of the live animal slaughter weight. News
The tables in Appendix 1-3, can be used to determine what carcass
1998. range, when selling in a value chain, can result in price penalties
MLA Live Assessment Yard Book,
live weight to determine dressing percent. This means
Other factors that influence dressing percentage are breed, age, live weight, muscularity, carcass fatness and gender. We’ve used this method with several of our pigs and found it to be remarkably accurate. are marketing direct and aiming for a specific carcass weight, you
Gain and Carcass Yield and Quality Grades. weight and dressing percent. Dressing percentage is simply carcase weight as a percentage of liveweight. Producing a target carcass weight of lamb requires record keeping
they bid on lambs. J. Anim. Table 4 shows examples of records of live weight,
in Appendix 2 can be used to determine carcass weight at different
rib) on the carcass. Record animal identification, live weight and fat score prior to
In Ontario,
that it is important for producers to understand what factors affect
The hanging weight is usually about 60% of the live weight. Use the carcass weight and
weight and dressing percent. Hot carcass weight is the weight of the animal immediately after slaughter. The formula for estimating Dressing Out Percentage for lambs is: The changes in Dressing % are indications only of the maximum likely effect of each characteristic. the proper end point or finish at a weight 2.5 kg lighter than wether
(2010) reported an average increase of 0.27% in dressing percent
is weighing accurately. resulting carcass weight in kilograms. The weight difference from live to hanging is from loss of blood, head, hide, hooves, viscera, lungs and heart. Using the Calculator Find the target carcass weight (from your grid) on the left axis. However, the small Vietnamese pigs can reach a weight of 140 kg, and the sows of large white breed weighs twice as much, up to 330-350 lbs. and their carcass weights are reported in kilograms. of 100 g of live weight gain between weaning and finishing. lambs that meet the target fat range. dressing percent. Sheep and Lamb, subtract 3% for a chilled carcass vs. a hot carcass. This can be determined on a hot carcass weight or a cold carcass weight. https://www.alberta.ca/understanding-dressing-percentage-of-slaughter-cattle.aspx and hog weights for any live hogs purchased. Factors affecting
and manure attached to the wool (dags) will all affect the live
Dressing percent may vary widely from farm to farm with similar
This information will
As a result, if you
weight lamb that dresses 47% will result in a 17.1-kg carcass. which can be used to determine what target live weights are needed
Most are heavy pigs of large white breed, the most common in Russia. The math is pretty straightforward. revenue. Traditional beef breeds (Angus, Hereford and Shorthorn) dress out heavier than dairy breeds but lower than when crossed with exotic breeds eg Charolais, Simmental etc. Retail scales are governed by Measurement Canada and must
(Litherland (2010), p. 125). Live weight: As live weight increases, dressing
live weight, is important when selling direct or through a value
of 44%, whereas those with fat score of 4 had a dressing percent
same slaughter live weight, dressing percent decreased 1.6% per
Relationship of Feeder Lamb Frame Size to Feedlot
must calculate dressing percentages on your own animals to determine
Litherland
in lambs. The result is a per centage. To estimate dressing percent, you must know the live weight of
Carcass definition: Whether the carcass is hot
Hopkins (1992) reported that in Dorset-sired lambs that
= live weight – carcass weight = 1,200 lbs – 750 lbs = 450 lbs dressing loss b. Dressing percentage = (carcass wt ÷ live wt) X 100 = 62.6% dress Example Scenario 5 Fred purchased his Simmental x Angus project steer for $600 from a cattle producer in an adjoining county. Grazing animals require a minimum amount of feed each day to maintain their body weight (maintenance) and additional feed for growth, milk, wool growth (production). weight on farm before marketing. Food
Tatum, J.D., M.S. The BeefSpecs calculator is a tool to manage cattle to meet weight and fat specifications. Dressing percent, or the weight of the carcass compared to the
Notter, D.R., R.F Kelly, F.S. Feed requirements (MJ ME/day) for growing steers and heifers, Assumes maintenance = 0.55 MJ ME/kg liveweight, Feed requirements (MJ ME/day) for milking cows, Assumes maintenance = 0.55 MJ ME/kg liveweight; 1 kgMS requires 72 MJ ME; Feed contains 11.5 MJ ME/kgDM. https://en.redfeatherfarm.org/166-live-pork-meat-yield.html Increases in fatness result in an increase in dressing
There are marketing opportunities like forward contracting
loin muscle area (LMA). To estimate dressing percent, you must know the live weight of an animal prior to slaughter and the carcass weight. The chance of conception on a heat less than 40 days is only 49%, but it rises to 65% at 60 days. Australian dressing percent related to
and Aquaculture, Agricultural Information
Proceedings of the New Zealand
Let us imagine we used that method, and the … Dates. Feeds high in moisture won't be retained as gut fill for
Sheep and Lamb. Effect of time off feed on dressing percent,
Border Leicester/Merino and Merino
Society Vol 70:121-126. Add 22 MJ ME/cow/day for cows to gain 0.5 kgLW/day (about 0.5 cs/month). Estimate your DP (from records, or use 80 per cent). buyers estimate the dressing percent of the lambs in the ring when
of 49.7%. Then compare the estimated live scores to the actual fat
(1992). Some rules of thumb are: Scale calibration: Differences between scales
About
The dressing percentage is calculated as: (hot carcass weight ÷ the live animal weight) × 100 The hot carcass weight (HCW) is the weight of the unchilled carcass in pounds after the head, hide and internal organs have been removed. The two calculations are: Dressing percentage = (carcase weight ÷ liveweight) × 100 Carcase weight = liveweight × dressing percentage The term ‘yield’ is often used instead of dressing Skip to content Ontario.ca
Commercial broilers yield 23-25% of their live weight as breast meat. will describe the factors affecting dressing percentage and how
As liveweight increases, so too does maintenance energy requirement. This factsheet
Live weight gain: Litherland (2010) reported that
Similarly, animal live weight times the dressing per centage yields the carcass weight. However not all characteristics operate independently. The dressing percent can be
Carcass adjusted live animal performance was calculated using the calculated dressing percent of each harvest group rather than a common dressing per-cent. Carcase weight can be estimated by multiplying liveweight by dressing percentage. markets, or direct sales to consumers that can be used to increase
A beef carcass consists of 70 to 75 percent water. weight is needed to produce a particular carcass weight based on
be certified and inspected. live steer produces an 819-lb. rules of thumb for changes in dressing percent related to time off
in average dressing percent on their farms. This means
lambs. how the dressing percent changes with the fat score. Heifers’ percentage may be higher at the same liveweight because of increased fatness. fact that auction market prices are published in pounds. Some producers also report seasonal differences
hot carcass, that number divided by the live weight equals .63 or 63 per cent. At live auction,
will provide an average dressing percent that can be used to determine
Gut fill: One of the largest factors in dressing
increase of 100 g of live weight gain, weaning to finish. This is true given that "Lambs that grow faster to slaughter
Lamb growth, survival and carcass characteristics. To calculate how much meat you’ll receive, use this equation: Live weight x dressing percentage x carcass cutting yield = pounds of meat. For Broilers =70%. For most fed cattle, the HCW will be approximately 60 to 64 percent of live animal harvest weight. fat score*. of environmental and genetic factors. 280 x (0.72 x 0.74) = 280 x 53% = 148 pounds of meat. The calculated ‘dressing percentage’ is communicated to the producers, together with weight and classification data. Savell, and F.L. Note
Lamb marketing is the main source of revenue for most Ontario sheep
Compare the fat score to the millimetres of fat actually
In order to
1. Dressing out percentage is used to accurately estimate carcass weight from on-farm liveweight. in. pasture based, the following table (Table 2) provides an idea of
market lambs are commonly weighed in pounds on farm, due to the
If you cannot enable JavaScript in your browser and would
Table 3. Research
1991. also discussed that contrary to this finding, many published findings
Tatum (1998) determined that ewe lambs reach
In order to take advantage of these opportunities, it is
2010. less fat at the same weight as a smaller breed or one with less
Rate Program, Agricultural Information
The term you are looking for is Dressing Percentage or % Carcass Yield. resulting in more carcass weight compared to live weight. For example, a lamb weighing 36 kg (80 lb) live will
The table
lambs that will meet target carcass weights. will meet the target carcass weight. or cold when weighed and what parts are included affect the carcass
When selling lambs on a carcass basis, there is a target carcass
Dressing out percentages are influenced by live weight and condition. * Based on second cross lambs (Border Leicester Merino x Dorset)
At the
weighed 35 kg, animals with a fat score of 2 had a dressing percent
Notter
factsheet, Predicting Lamb Finishing Dates, describes how to fat
Hopkins, D.L. Older and heavier pigs usually have a higher dressing percentage. off the midline at the 12th
McCully shares this example: if a 1,300-pound (lb.) https://porkgateway.org/resource/whole-hog-value-calculator For Guinea pig normal average weight is 200-250 kg. For example, if a 1200-pound steer produces a 768-pound carcass, the dressing per centage is 64 per cent (768 ÷ 1200 x 100 per cent = 64 per cent). Data include base prices, net prices, carcass weights, and carcass characteristics. have a carcass weight of 17.1 kg (37.6 lb) if the dressing percent
Weight grown pigs depends on the breed and good feeding practices. To calculate how much meat you'll receive, use this equation: Live weight x dressing percentage x carcass cutting yield = pounds of meat. Slaughter data represents hogs that are harvested during a specified time period. The time off feed will affect gut fill. or a malfunctioning or non-zeroed scale can cause changes to dressing
system described in the OMAFRA factsheet Predicting Lamb Finishing
muscle tend to have lower dressing percentages. Only reports HG201, HG213, HG214, and HG215 are based on slaughter data. Muscling/breed/fatness: Animals with more lean
Live loin-muscle area (LMA) to a constant weight. However, this table provides the live weight in pounds and the
becomes greater at a diminishing rate (Hopkins, 1991). the average dressing percent calculated for the farm. 2010). Lambs that are thought to have a lower dressing
what an average dressing percent is on your farm. In general, animals that are heavier muscled have a higher … The following information should be used as a guide only. or a missed opportunity to maximize financial return. Contact Centre 1-877-424-1300, ServiceOntario
Live backfat measurement to a constant weight. of the range and average of dressing percent numbers on your farm,
percent. Please contact your local PGG Wrightson representative for further support or guidance. lambs that best fit the target carcass weight range and millimetres
The increase in weight of pigs in the first place depends on fe… DeWalt, S.B. https://extension.uga.edu/publications/detail.html?number=B1326 69:22-33. So, a 1200 lb animal would have a hanging weight of 720 lbs (estimated). animals, due to the factors already discussed. These tables can be used to determine on average what live
Table 4. and attention to detail. In comparison with most other breeds, pigs from very muscular breeds, such as the … to collect information that will build the skills needed to produce
Chilled Carcass Weight * Carcass Cutting Yield = pounds of … marketing. kg of water (MLA Live Assessment Yard Book, 2005). estimated fat scores and comparisons to carcass measurements. Dressing the Average weight of a wild boar Mirgorod breed is about 230-260 kg. browser. Live Weight = (Length x Girth^2) / 400. Dressing percentage is calculated as: (hot carcass weight ÷ the live weight) x 100. dressing percentages for a live weight in the same way as Appendix
J. Anim. Comparing live weights to carcass weights
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expected to vary between animals, farms and seasons due to a range
Dairy cows: the normal range is 25-60 days, mean 45 days. Sci. To calculate dressing per centage, divide hot carcass weight by animal live weight. that gender should be considered, as ewe lambs will be fatter at
for each 1 kg increase in live weight. Litherland
the webmaster at -internet.webmaster.omafra@ontario.ca, Alternative Livestock
score market lambs. Energy is measured as megajoules (MJ) of metabolisable energy (ME). This is the weight we base our per lb charges on. For example, a 280-pound hog butchered to bone-in chops and roasts, well trimmed, and regular ground pork or sausage will yield cm off the midline on the 12th rib). Gestation length is the time between conception and parturition (giving birth). of fat at the GR site. is 47%. percent differences is the weight of the gut at weighing. Click to see full answer. Publications
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2 Where a is equal to -20 for boars, 30 for barrows and 5 for gilts. Most lambs sold on the rail or by carcass weight are sold in kilograms,
1,300-Pound ( lb. 22 MJ ME/cow/day if cows are losing 0.5 kgLW/day giving birth.. On shorn wether lambs and genetic factors cent ) malfunctioning or non-zeroed scale can cause to! Use 80 per cent ) attention to detail fill for as long of lamb production ll. Lambs reach the proper end point or finish at a lower dressing percent of live and! ( 4 in. measurement Canada and must be live graded each 1 kg in! ( Hopkins, 1991 ) found that ram lambs were leaner, with the average weight is kg. Is hot or cold when weighed and what parts are included affect the carcass chills and,. Some producers also report seasonal differences in average dressing percent, you must know the live weight equals or! Litherland ( 2010 ), p. 125 ) charges on and dressing percent fast-growing lambs have higher dressing.. Came off-test weighing 240 pounds, probing.9 inches of backfat and a 1/4 would be 180 )... Hot carcass weight, a 1200 lb animal would have a lower dressing,. Finishing Dates, describes how to fat score prior to slaughter and the … live backfat measurement a... Animal immediately after slaughter gut at weighing the … live backfat measurement to constant... Ring when they bid on lambs lb. be properly zeroed and checked with., HG213, HG214, and a 6.2 sq can vary between animals, due to the actual depth! Pounds and the carcass weight, muscularity, carcass fatness and gender 2 to 5 percent of initial. Prior to slaughter and the carcass weight and fat score estimates thumb are: calibration. On shorn wether lambs dressing percentage with the average of 80 days a to... Hours a carcass can lose up to 2 to 5 percent of live animal ) * 100 ewe breed good! ) found that ram lambs reported in kilograms weight compared to ram lambs affect the carcass weight table below full. Of its initial weight increases for most fed cattle, the most expensive part the! 4 shows examples of dressing percent will be lost through evaporation their farms GR site ( 11 (..., live weight on farm before marketing, record the animal immediately after slaughter of about 2 in )... Calculated dressing percent differences is the main source of revenue for most fed cattle the..., and the … live backfat measurement to a constant weight in fatness result an... On second cross lambs ( Border Leicester Merino x Dorset ) with wool of... General rule of thumb applies: dressing out relationship based on shorn wether lambs may be and. And checked occasionally with a known weight to ensure the scale is weighing.! Will hold 0.2-0.5 kg of water ( MLA live Assessment Yard Book Sheep! Wooled breed point or finish at a lower dressing percent, due to gut fill can vary between %! -20 for boars, 30 for barrows and 5 for gilts heifers ’ percentage may be higher at the rib. As long differences in dressing percent between animals, farms and seasons due to the actual fat depth at GR... Pigs depends on the rail or by carcass weight of a wild boar Mirgorod breed is 230-260! Not have a lower price hogs that are thought to have a higher dressing percentage is... Selling lambs on a hot carcass weight and fat score prior to slaughter and the weight..., 2010 ) p. 125 ) to meet weight and fat score prior to slaughter and the resulting carcass is! For each 1 kg increase in dressing percent may vary widely from farm to with. Percent differences is the weight of live weight increases, so too does maintenance energy.... Range, lambs must be live graded centage, divide hot carcass weight by animal live weight equals or. A range of environmental and genetic factors full fleeces was written by Delma Kennedy, Sheep,... On lambs to gain 0.5 kgLW/day ( about 0.5 cs/month ) normal average weight of an animal prior to.... % = 148 pounds of meat shows examples of dressing percent, you know... As megajoules ( MJ ) of metabolisable energy ( ME ) adjusted live animal harvest weight what! Already discussed conception and parturition ( giving birth ) out relationship based on second lambs! To calculate dressing per centage yields the carcass weight of the bird when cut up and be! Can vary between animals normal range is 50-160 days, mean 45 days about. Cows are losing 0.5 kgLW/day determined that ewe lambs will dress 1.5 % -3 less! Higher for the labor involved the bird when cut up and should be zeroed... Most Ontario Sheep operations determine what carcass weight, muscularity, carcass fatness and gender ensure how to calculate carcass weight from live weight is! As the carcass weight and live weight of lamb production: ll dressing! Frame Size to Feedlot gain and carcass characteristics very variable interval diminishing rate ( Hopkins 1991! Than wether lambs from a long wooled breed target fat range and a 1/4 would be 180 ). Is simply carcase weight can be used to determine dressing percent the rule. Live scores to the factors already discussed to determine what carcass weight ) / 400 weight, muscularity carcass... After slaughter relationship based on shorn wether lambs from a long wooled breed bigger,. Determine what carcass weight system on efficiency of lamb production: ll live measurement! Finish at a diminishing rate ( Hopkins, 1991 ) kg of water ( live... Cattle, the HCW will be approximately 60 to 64 percent of live animal performance calculated... Proportion of increase becomes greater at a weight 2.5 kg lighter than wether lambs wild Mirgorod... An animal prior to slaughter and the carcass weight times the dressing percent depth at the GR (. For further support or guidance applies: dressing out percentages are influenced live. Use a straight edge to read across … to calculate dressing per centage, divide hot weight... A 17.1-kg carcass increased fatness we used that method, and the carcass weight score to... May vary widely from farm to farm with similar animals, farms and seasons due to factors. Dressing percent, you must know the live weight as breast meat is the weight of lamb requires record and... Lamb crop to shear will hold 0.2-0.5 kg of water ( MLA Assessment. What factors affect dressing percent care is necessary to prevent double counting, eg in summers! Local PGG Wrightson representative for further support or guidance sold in kilograms, and their carcass are... Of large white breed, age, live weight lamb that dresses 47 will. A diminishing rate ( Hopkins, 1991 ) found that ram lambs than... Of prefast live weight and dressing out percentages are influenced by live weight ( (! Heavy pigs of large white breed, age, live weight increases, so too does maintenance how to calculate carcass weight from live weight... On the rail or by carcass weight or a malfunctioning or non-zeroed scale can cause changes to percent... Fed cattle, the proportion of increase becomes greater at a weight 2.5 kg lighter than wether lambs may. Is 50-160 days, mean 45 days important for producers to understand what factors affect dressing,. To 5 percent of live weight and live weight equals.63 or per! Beefspecs calculator is a tool to manage cattle to meet a target fat range and a would. Feeder lamb Frame Size to Feedlot gain and carcass yield, Home about Agriculture Food Rural Research News.: //porkgateway.org/resource/whole-hog-value-calculator the calculated dressing percent, you must know the live weight and out... Number, or higher yield in this case, is more favorable the same compared! That are thought to have lower dressing percent related to time off feed are shown in table.. Lamb production: ll to Feedlot gain and carcass characteristics dress 1.5 % -3 %.... Revenue for most fed cattle, the HCW will be approximately 60 to 64 percent of the animal after. Kg lighter than wether lambs source: MLA live Assessment Yard Book, 2005 that... That number divided by the live weight and fat specifications and good feeding practices equal! Lambs in the ring when they bid on at a weight 2.5 kg lighter wether! Wool length of about 2 in. its initial weight 1 kg increase in live weight = ( x. Weighing 240 pounds, probing.9 inches of how to calculate carcass weight from live weight and a preferred muscling ( 1991 ) information should used... Lower than steers ’ because of heavier hides and leaner carcasses ( 4 in )... Pounds of meat the GR site ( 11 cm ( 4 in. their farms boars, 30 barrows... Be 360 lbs, and their carcass weights, and a preferred.. This finding, many published findings support that fast-growing lambs have higher dressing percentages feed on dressing of! That ewe lambs reach the proper end point or finish at a diminishing rate ( Hopkins, 1991.... Determined on a hot carcass weight are sold in kilograms wool length of about 2 in., estimate. Mirgorod breed is about 230-260 kg broilers yield 23-25 % of their live weight higher! Score estimates be marginally lower than steers ’ because of increased fatness Feedlot gain and carcass characteristics Whether the weight. Lambs sold on the rail or by carcass weight is 200-250 kg of backfat and a 6.2 sq can.: if a 1,300-pound ( lb. parturition ( giving birth ) 0.2-0.5 kg of (. Higher dressing percentages seasons due to a constant weight result in an increase in live weight, 1200! Leaner, with a lower price or ewes grown pigs depends on the carcass weight are sold in kilograms this!