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	High 8.3% 3.1%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.4% 3.1%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	24.4%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	24.3%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.0 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	42.1 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-6.02 days	99%
May 2025	Gestation (Days between conception and birth)	-6.04 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.71	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.78	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.90%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.84%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.3% 3.1%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.4% 3.1%	98% 99%
Sep 2025	Birth Size	24.4%	97%
May 2025	Birth Size	24.3%	97%
Sep 2025	Birth Weight	42.0 kg	93%
May 2025	Birth Weight	42.1 kg	93%
Sep 2025	Gest	-6.02 days	99%
May 2025	Gest	-6.04 days	99%
Sep 2025	Mort	-0.71	99%
May 2025	Mort	-0.78	99%
Sep 2025	Maternal Calving Difficulty	4.90%	99%
May 2025	Maternal Calving Difficulty	4.84%	99%

3,934 total progeny records from 853 dairy contemporary groups

( 38,922 herdmate records from 845 dairy contemporary groups)

231 progeny ( 1,232 herdmates) born to heifers
1,026 progeny ( 10,484 herdmates) born to 2nd parity dam
2,677 progeny ( 27,206 herdmates) born to ≥3rd parity dam
49.1% progeny (51.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.6%, FR: 23.8%, JE: 1.8%, NR: 0.6%, OTHER: 2.1%	HO: 67.8%, FR: 24.0%, JE: 2.3%, NR: 0.6%, OTHER: 2.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.9% 2.7% 2.9%	7% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	765 Days 1126 Days 2142 Days	769 Days 1137 Days 2164 Days

93 total progeny records from 25 contemporary groups

( 2,415 herdmate records from 25 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 60.3%, FR: 34.7%, JE: 0.4%, NR: 0.0%, OTHER: 0.8%	HO: 47.6%, FR: 48.1%, JE: 0.4%, NR: 0.5%, OTHER: 1.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 20% 20.5%	0% 20.3% 20.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 40.8kg 40.5kg	0kg 41.1kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1117 Days 2053 Days	0 Days 1118 Days 2247 Days

5 total progeny records from 2 contemporary groups

( 64 herdmate records from 2 contemporary groups)