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% 2.1%	99% ( 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% 2.1%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	14.4%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	14.4%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-4.27 days	99%
May 2025	Gestation (Days between conception and birth)	-4.31 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.18	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.13	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.14%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.12%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.1%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.1%	99% 99%
Sep 2025	Birth Size	14.4%	98%
May 2025	Birth Size	14.4%	98%
Sep 2025	Birth Weight	40.7 kg	96%
May 2025	Birth Weight	40.7 kg	96%
Sep 2025	Gest	-4.27 days	99%
May 2025	Gest	-4.31 days	99%
Sep 2025	Mort	0.18	99%
May 2025	Mort	0.13	99%
Sep 2025	Maternal Calving Difficulty	5.14%	99%
May 2025	Maternal Calving Difficulty	5.12%	99%

8,913 total progeny records from 2,065 dairy contemporary groups

( 78,098 herdmate records from 2,039 dairy contemporary groups)

2,918 progeny ( 12,259 herdmates) born to heifers
2,030 progeny ( 19,096 herdmates) born to 2nd parity dam
3,965 progeny ( 46,743 herdmates) born to ≥3rd parity dam
47.8% progeny (50.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 75.1%, FR: 18.1%, JE: 2.3%, NR: 0.4%, OTHER: 1.6%	HO: 74.5%, FR: 17.3%, JE: 2.9%, NR: 0.6%, OTHER: 2.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.8% 2.7% 2.9%	6.8% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	748 Days 1136 Days 2152 Days	762 Days 1143 Days 2136 Days

168 total progeny records from 39 contemporary groups

( 2,744 herdmate records from 38 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.4%, FR: 27.1%, JE: 1.9%, NR: 1.0%, OTHER: 1.3%	HO: 62.3%, FR: 30.9%, JE: 2.3%, NR: 1.4%, OTHER: 1.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.9% 20.4% 20.3%	20.1% 20.3% 20.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.8kg 41.5kg 41kg	40.8kg 40.7kg 40.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	745 Days 1130 Days 2196 Days	748 Days 1136 Days 2135 Days

116 total progeny records from 32 contemporary groups

( 1,958 herdmate records from 32 contemporary groups)