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 6.1% 2.7%	94% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.7%	95% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.3%	92%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.1%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-4.28 days	99%
May 2025	Gestation (Days between conception and birth)	-4.27 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.28	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.26	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.75%	90%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.76%	90%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.7%	94% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.7%	95% 97%
Sep 2025	Birth Size	15.3%	92%
May 2025	Birth Size	15.1%	91%
Sep 2025	Birth Weight	40.5 kg	92%
May 2025	Birth Weight	40.7 kg	93%
Sep 2025	Gest	-4.28 days	99%
May 2025	Gest	-4.27 days	99%
Sep 2025	Mort	0.28	99%
May 2025	Mort	0.26	99%
Sep 2025	Maternal Calving Difficulty	4.75%	90%
May 2025	Maternal Calving Difficulty	4.76%	90%

1,488 total progeny records from 326 dairy contemporary groups

( 27,031 herdmate records from 326 dairy contemporary groups)

170 progeny ( 1,588 herdmates) born to heifers
314 progeny ( 6,400 herdmates) born to 2nd parity dam
1,004 progeny ( 19,043 herdmates) born to ≥3rd parity dam
36.1% progeny (46.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.0%, FR: 21.1%, JE: 4.4%, NR: 0.6%, OTHER: 1.2%	HO: 68.6%, FR: 21.1%, JE: 6.3%, NR: 0.7%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.6% 2.5%	6.1% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	737 Days 1110 Days 2176 Days	740 Days 1117 Days 2196 Days

58 total progeny records from 25 contemporary groups

( 1,514 herdmate records from 25 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.1%, FR: 22.0%, JE: 4.5%, NR: 0.1%, OTHER: 0.8%	HO: 67.9%, FR: 20.6%, JE: 7.4%, NR: 0.5%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.8% 18.9% 18.8%	19.4% 18.6% 19%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 39.6kg 40.3kg	0kg 40.4kg 40.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	723 Days 1125 Days 2199 Days	733 Days 1108 Days 2164 Days

46 total progeny records from 10 contemporary groups

( 1,457 herdmate records from 10 contemporary groups)