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 6.3% 2.7%	93% ( V High) 94% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.6%	93% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.2%	92%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.5%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	41.5 kg	89%
Sep 2025	Gestation (Days between conception and birth)	-4.21 days	99%
May 2025	Gestation (Days between conception and birth)	-4.15 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)	4.70%	84%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.53%	84%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.7%	93% ( V High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.6%	93% 94%
Sep 2025	Birth Size	18.2%	92%
May 2025	Birth Size	17.5%	91%
Sep 2025	Birth Weight	41.4 kg	90%
May 2025	Birth Weight	41.5 kg	89%
Sep 2025	Gest	-4.21 days	99%
May 2025	Gest	-4.15 days	99%
Sep 2025	Mort	0.17	99%
May 2025	Mort	0.13	99%
Sep 2025	Maternal Calving Difficulty	4.70%	84%
May 2025	Maternal Calving Difficulty	4.53%	84%

721 total progeny records from 210 dairy contemporary groups

( 13,874 herdmate records from 209 dairy contemporary groups)

136 progeny ( 1,012 herdmates) born to heifers
203 progeny ( 3,302 herdmates) born to 2nd parity dam
382 progeny ( 9,560 herdmates) born to ≥3rd parity dam
21.8% progeny (45.2% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.3%, FR: 22.0%, JE: 3.9%, NR: 0.7%, OTHER: 0.9%	HO: 69.9%, FR: 22.2%, JE: 4.5%, NR: 0.7%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.6% 2.5%	6.3% 2.6% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	756 Days 1117 Days 2091 Days	751 Days 1120 Days 2185 Days

59 total progeny records from 20 contemporary groups

( 1,477 herdmate records from 20 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 74.0%, FR: 20.8%, JE: 3.8%, NR: 0.2%, OTHER: 0.3%	HO: 72.5%, FR: 20.8%, JE: 2.8%, NR: 0.8%, OTHER: 1.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.3% 17.5% 18.1%	18.1% 18.8% 18.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.3kg 40.9kg 40.9kg	41kg 41.1kg 41kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	755 Days 1110 Days 2163 Days	749 Days 1113 Days 2181 Days

31 total progeny records from 12 contemporary groups

( 1,171 herdmate records from 12 contemporary groups)