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 6.9% 2.6%	96% ( 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 6.9% 2.6%	96% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.1%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.7%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-3.44 days	99%
May 2025	Gestation (Days between conception and birth)	-3.45 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.34	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.39	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.46%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.45%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.6%	96% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.6%	96% 99%
Sep 2025	Birth Size	18.1%	95%
May 2025	Birth Size	18.7%	95%
Sep 2025	Birth Weight	40.4 kg	94%
May 2025	Birth Weight	40.6 kg	94%
Sep 2025	Gest	-3.44 days	99%
May 2025	Gest	-3.45 days	99%
Sep 2025	Mort	-0.34	99%
May 2025	Mort	-0.39	99%
Sep 2025	Maternal Calving Difficulty	4.46%	98%
May 2025	Maternal Calving Difficulty	4.45%	98%

2,897 total progeny records from 554 dairy contemporary groups

( 38,326 herdmate records from 552 dairy contemporary groups)

115 progeny ( 1,376 herdmates) born to heifers
769 progeny ( 9,676 herdmates) born to 2nd parity dam
2,013 progeny ( 27,274 herdmates) born to ≥3rd parity dam
52.5% progeny (51.5% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.2%, FR: 29.1%, JE: 3.7%, NR: 0.9%, OTHER: 1.8%	HO: 62.2%, FR: 28.2%, JE: 4.5%, NR: 0.7%, OTHER: 2.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.6% 2.7%	6.5% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	766 Days 1125 Days 2144 Days	760 Days 1122 Days 2180 Days

73 total progeny records from 21 contemporary groups

( 1,260 herdmate records from 21 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 60.3%, FR: 32.1%, JE: 2.0%, NR: 0.3%, OTHER: 3.5%	HO: 59.0%, FR: 31.3%, JE: 1.9%, NR: 0.3%, OTHER: 5.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.9% 18.3% 20.7%	21.3% 20.3% 20.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.1kg 41.2kg 41.4kg	41.1kg 40.9kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	722 Days 1124 Days 2131 Days	748 Days 1122 Days 2190 Days

83 total progeny records from 14 contemporary groups

( 1,627 herdmate records from 14 contemporary groups)