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 6.5% 2.6%	96% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.5% 2.5%	95% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.1%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.1%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-2.87 days	99%
May 2025	Gestation (Days between conception and birth)	-2.84 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.69	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.72	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.45%	95%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.57%	95%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.5% 2.6%	96% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.5% 2.5%	95% 98%
Sep 2025	Birth Size	21.1%	96%
May 2025	Birth Size	21.1%	96%
Sep 2025	Birth Weight	40.8 kg	94%
May 2025	Birth Weight	40.9 kg	94%
Sep 2025	Gest	-2.87 days	99%
May 2025	Gest	-2.84 days	99%
Sep 2025	Mort	-0.69	99%
May 2025	Mort	-0.72	99%
Sep 2025	Maternal Calving Difficulty	4.45%	95%
May 2025	Maternal Calving Difficulty	4.57%	95%

2,350 total progeny records from 564 dairy contemporary groups

( 42,685 herdmate records from 562 dairy contemporary groups)

291 progeny ( 2,800 herdmates) born to heifers
499 progeny ( 9,917 herdmates) born to 2nd parity dam
1,560 progeny ( 29,968 herdmates) born to ≥3rd parity dam
35% progeny (48.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.4%, FR: 21.4%, JE: 3.9%, NR: 0.8%, OTHER: 1.2%	HO: 69.3%, FR: 21.8%, JE: 5.0%, NR: 0.8%, OTHER: 1.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.6% 2.6%	6.1% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	737 Days 1114 Days 2163 Days	736 Days 1116 Days 2184 Days

150 total progeny records from 44 contemporary groups

( 3,126 herdmate records from 44 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.4%, FR: 24.3%, JE: 3.3%, NR: 0.7%, OTHER: 0.9%	HO: 68.5%, FR: 25.0%, JE: 3.0%, NR: 0.6%, OTHER: 0.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19% 18.2% 19.4%	19.6% 19.4% 19.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.5kg 41.1kg 40.5kg	40.3kg 40.7kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	719 Days 1104 Days 2116 Days	741 Days 1115 Days 2207 Days

54 total progeny records from 12 contemporary groups

( 955 herdmate records from 12 contemporary groups)