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 6.3% 2.6%	97% ( 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 6.3% 2.6%	97% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.9%	92%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.7%	92%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-4.24 days	99%
May 2025	Gestation (Days between conception and birth)	-4.27 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.27	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.35	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.90%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.88%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.6%	97% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.6%	97% 99%
Sep 2025	Birth Size	19.9%	92%
May 2025	Birth Size	19.7%	92%
Sep 2025	Birth Weight	40.5 kg	95%
May 2025	Birth Weight	40.6 kg	95%
Sep 2025	Gest	-4.24 days	99%
May 2025	Gest	-4.27 days	99%
Sep 2025	Mort	-0.27	99%
May 2025	Mort	-0.35	99%
Sep 2025	Maternal Calving Difficulty	4.90%	98%
May 2025	Maternal Calving Difficulty	4.88%	98%

2,031 total progeny records from 331 dairy contemporary groups

( 17,426 herdmate records from 327 dairy contemporary groups)

130 progeny ( 1,336 herdmates) born to heifers
545 progeny ( 4,455 herdmates) born to 2nd parity dam
1,356 progeny ( 11,635 herdmates) born to ≥3rd parity dam
53.4% progeny (51.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.6%, FR: 19.4%, JE: 6.0%, NR: 1.7%, OTHER: 4.2%	HO: 62.4%, FR: 19.6%, JE: 6.0%, NR: 2.3%, OTHER: 4.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.2% 2.7% 2.9%	6.9% 2.8% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	798 Days 1136 Days 2179 Days	751 Days 1137 Days 2169 Days

1 total progeny records from 1 contemporary groups

( 49 herdmate records from 1 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.1%, FR: 12.1%, JE: 3.4%, NR: 11.2%, OTHER: 1.9%	HO: 64.4%, FR: 13.9%, JE: 9.2%, NR: 8.0%, OTHER: 2.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 0% 16.8%	0% 0% 17%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.6kg 41kg 41.1kg	40.2kg 40.2kg 40.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	705 Days 1108 Days 1863 Days	728 Days 1127 Days 2043 Days

88 total progeny records from 10 contemporary groups

( 1,504 herdmate records from 9 contemporary groups)