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 5.7% 2.2%	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 5.7% 2.2%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	23.8%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	23.6%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	41.0 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-3.10 days	99%
May 2025	Gestation (Days between conception and birth)	-3.14 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.78	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.85	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.05%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.03%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.2%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.2%	99% 99%
Sep 2025	Birth Size	23.8%	98%
May 2025	Birth Size	23.6%	98%
Sep 2025	Birth Weight	40.9 kg	98%
May 2025	Birth Weight	41.0 kg	98%
Sep 2025	Gest	-3.10 days	99%
May 2025	Gest	-3.14 days	99%
Sep 2025	Mort	-0.78	99%
May 2025	Mort	-0.85	99%
Sep 2025	Maternal Calving Difficulty	5.05%	99%
May 2025	Maternal Calving Difficulty	5.03%	99%

8,299 total progeny records from 2,318 dairy contemporary groups

( 67,486 herdmate records from 2,286 dairy contemporary groups)

4,803 progeny ( 18,326 herdmates) born to heifers
1,186 progeny ( 13,967 herdmates) born to 2nd parity dam
2,310 progeny ( 35,193 herdmates) born to ≥3rd parity dam
45.6% progeny (49.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.9%, FR: 17.8%, JE: 2.8%, NR: 1.2%, OTHER: 1.8%	HO: 72.7%, FR: 17.9%, JE: 2.9%, NR: 1.4%, OTHER: 2.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.8% 2.8% 2.9%	6.9% 2.7% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	759 Days 1145 Days 2160 Days	761 Days 1143 Days 2172 Days

80 total progeny records from 16 contemporary groups

( 679 herdmate records from 16 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 74.0%, FR: 16.5%, JE: 3.8%, NR: 2.5%, OTHER: 0.9%	HO: 74.7%, FR: 15.9%, JE: 2.5%, NR: 1.8%, OTHER: 1.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.1% 19.3% 20.1%	19.7% 18.2% 19.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.9kg 41.4kg 41.9kg	41.2kg 41.1kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	755 Days 1160 Days 2157 Days	759 Days 1113 Days 2142 Days

161 total progeny records from 32 contemporary groups

( 2,154 herdmate records from 32 contemporary groups)