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% 2.3%	97% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.2%	96% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	9.9%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	9.2%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.0 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	38.9 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-5.64 days	99%
May 2025	Gestation (Days between conception and birth)	-5.62 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.20	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.28	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.14%	88%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.02%	88%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.3%	97% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.2%	96% 98%
Sep 2025	Birth Size	9.9%	97%
May 2025	Birth Size	9.2%	96%
Sep 2025	Birth Weight	39.0 kg	94%
May 2025	Birth Weight	38.9 kg	93%
Sep 2025	Gest	-5.64 days	99%
May 2025	Gest	-5.62 days	99%
Sep 2025	Mort	0.20	99%
May 2025	Mort	0.28	99%
Sep 2025	Maternal Calving Difficulty	5.14%	88%
May 2025	Maternal Calving Difficulty	5.02%	88%

3,070 total progeny records from 757 dairy contemporary groups

( 55,934 herdmate records from 755 dairy contemporary groups)

517 progeny ( 4,799 herdmates) born to heifers
664 progeny ( 13,064 herdmates) born to 2nd parity dam
1,889 progeny ( 38,071 herdmates) born to ≥3rd parity dam
41.5% progeny (47.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.7%, FR: 22.3%, JE: 4.0%, NR: 0.7%, OTHER: 1.1%	HO: 69.5%, FR: 22.4%, JE: 4.5%, NR: 0.6%, OTHER: 1.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.6% 2.6%	6.3% 2.6% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	747 Days 1112 Days 2160 Days	746 Days 1116 Days 2180 Days

191 total progeny records from 57 contemporary groups

( 3,753 herdmate records from 57 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.4%, FR: 20.7%, JE: 2.6%, NR: 0.9%, OTHER: 1.1%	HO: 72.1%, FR: 22.0%, JE: 1.8%, NR: 0.7%, OTHER: 1.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.1% 19.7% 18.8%	18.7% 19.3% 19.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.7kg 40.9kg 41.3kg	40.8kg 41.1kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	753 Days 1136 Days 2182 Days	754 Days 1121 Days 2187 Days

90 total progeny records from 25 contemporary groups

( 2,331 herdmate records from 25 contemporary groups)