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 5.5% 2.4%	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 5.5% 2.4%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.3%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.3%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-5.55 days	99%
May 2025	Gestation (Days between conception and birth)	-5.57 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.17	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)	4.76%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.71%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.4%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.4%	99% 99%
Sep 2025	Birth Size	20.3%	96%
May 2025	Birth Size	20.3%	96%
Sep 2025	Birth Weight	40.8 kg	96%
May 2025	Birth Weight	40.8 kg	96%
Sep 2025	Gest	-5.55 days	99%
May 2025	Gest	-5.57 days	99%
Sep 2025	Mort	0.17	99%
May 2025	Mort	0.13	99%
Sep 2025	Maternal Calving Difficulty	4.76%	98%
May 2025	Maternal Calving Difficulty	4.71%	98%

3,519 total progeny records from 849 dairy contemporary groups

( 23,036 herdmate records from 820 dairy contemporary groups)

1,230 progeny ( 3,661 herdmates) born to heifers
737 progeny ( 6,192 herdmates) born to 2nd parity dam
1,552 progeny ( 13,183 herdmates) born to ≥3rd parity dam
47.1% progeny (49.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 89.7%, FR: 7.5%, JE: 0.7%, NR: 0.2%, OTHER: 0.6%	HO: 87.3%, FR: 8.2%, JE: 1.7%, NR: 0.3%, OTHER: 1.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.3% 3% 3.1%	7.4% 2.9% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	781 Days 1186 Days 2174 Days	795 Days 1178 Days 2141 Days

106 total progeny records from 34 contemporary groups

( 645 herdmate records from 33 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 95.7%, FR: 3.0%, JE: 0.0%, NR: 0.0%, OTHER: 0.1%	HO: 92.7%, FR: 4.5%, JE: 0.5%, NR: 0.1%, OTHER: 0.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.2% 20.5% 21.3%	21.2% 21.2% 21%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.9kg 41.8kg 41.7kg	41.6kg 41.5kg 41.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	754 Days 1164 Days 2088 Days	753 Days 1140 Days 2095 Days

72 total progeny records from 20 contemporary groups

( 363 herdmate records from 19 contemporary groups)