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 5.8% 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 5.8% 2.1%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	14.3%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	14.3%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.9 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	40.1 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-2.65 days	99%
May 2025	Gestation (Days between conception and birth)	-2.69 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.50	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.55	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.25%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.21%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.1%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.1%	99% 99%
Sep 2025	Birth Size	14.3%	98%
May 2025	Birth Size	14.3%	98%
Sep 2025	Birth Weight	39.9 kg	98%
May 2025	Birth Weight	40.1 kg	98%
Sep 2025	Gest	-2.65 days	99%
May 2025	Gest	-2.69 days	99%
Sep 2025	Mort	-0.50	99%
May 2025	Mort	-0.55	99%
Sep 2025	Maternal Calving Difficulty	5.25%	99%
May 2025	Maternal Calving Difficulty	5.21%	99%

7,668 total progeny records from 1,949 dairy contemporary groups

( 73,826 herdmate records from 1,920 dairy contemporary groups)

2,937 progeny ( 11,917 herdmates) born to heifers
1,440 progeny ( 16,828 herdmates) born to 2nd parity dam
3,291 progeny ( 45,081 herdmates) born to ≥3rd parity dam
48.8% progeny (50.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.2%, FR: 22.0%, JE: 3.3%, NR: 0.5%, OTHER: 1.4%	HO: 69.4%, FR: 21.4%, JE: 3.7%, NR: 0.6%, OTHER: 1.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.7% 2.8%	6.6% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	750 Days 1143 Days 2158 Days	755 Days 1140 Days 2169 Days

273 total progeny records from 68 contemporary groups

( 3,984 herdmate records from 68 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.2%, FR: 28.1%, JE: 2.3%, NR: 0.1%, OTHER: 1.2%	HO: 68.0%, FR: 24.6%, JE: 3.1%, NR: 0.5%, OTHER: 1.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.1% 19.2% 19.5%	18.9% 19.4% 19.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41kg 40.9kg 41.2kg	41kg 41kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	763 Days 1128 Days 2169 Days	764 Days 1143 Days 2160 Days

193 total progeny records from 42 contemporary groups

( 2,712 herdmate records from 42 contemporary groups)