Date of Evaluation	Trait	PTA	Reliability
Sep 2025	Calving Difficulty(Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.3%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.3%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.1%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.3%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.0 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	41.0 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-4.30 days	99%
May 2025	Gestation (Days between conception and birth)	-4.32 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.45	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.53	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.68%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.66%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.3%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.3%	98% 99%
Sep 2025	Birth Size	20.1%	94%
May 2025	Birth Size	20.3%	94%
Sep 2025	Birth Weight	41.0 kg	97%
May 2025	Birth Weight	41.0 kg	97%
Sep 2025	Gest	-4.30 days	99%
May 2025	Gest	-4.32 days	99%
Sep 2025	Mort	-0.45	99%
May 2025	Mort	-0.53	99%
Sep 2025	Maternal Calving Difficulty	4.68%	99%
May 2025	Maternal Calving Difficulty	4.66%	99%

3,001 total progeny records from 1,107 dairy contemporary groups

( 30,782 herdmate records from 1,094 dairy contemporary groups)

376 progeny ( 2,558 herdmates) born to heifers
703 progeny ( 7,781 herdmates) born to 2nd parity dam
1,922 progeny ( 20,443 herdmates) born to ≥3rd parity dam
50% progeny (50.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.8%, FR: 15.3%, JE: 1.5%, NR: 0.6%, OTHER: 2.5%	HO: 74.9%, FR: 14.2%, JE: 1.1%, NR: 0.6%, OTHER: 2.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.9% 3.3% 3.4%	8% 3.2% 3.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	804 Days 1174 Days 2291 Days	786 Days 1173 Days 2265 Days

1 total progeny records from 1 contemporary groups

( 62 herdmate records from 1 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 74.8%, FR: 13.6%, JE: 0.0%, NR: 0.0%, OTHER: 2.5%	HO: 79.8%, FR: 11.2%, JE: 0.2%, NR: 0.0%, OTHER: 2.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 0% 28.7%	0% 0% 20%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42.3kg 42.6kg 41.9kg	42.1kg 42.5kg 42.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	871 Days 1181 Days 2296 Days	790 Days 1160 Days 2165 Days

74 total progeny records from 11 contemporary groups

( 456 herdmate records from 11 contemporary groups)