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 5.8% 2.7%	96% ( 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 5.9% 2.7%	96% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.9%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.1%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-3.57 days	99%
May 2025	Gestation (Days between conception and birth)	-3.58 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.46	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.54	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.51%	97%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.46%	97%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.7%	96% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.7%	96% 98%
Sep 2025	Birth Size	16.9%	93%
May 2025	Birth Size	17.1%	93%
Sep 2025	Birth Weight	40.5 kg	92%
May 2025	Birth Weight	40.5 kg	92%
Sep 2025	Gest	-3.57 days	99%
May 2025	Gest	-3.58 days	99%
Sep 2025	Mort	-0.46	99%
May 2025	Mort	-0.54	99%
Sep 2025	Maternal Calving Difficulty	4.51%	97%
May 2025	Maternal Calving Difficulty	4.46%	97%

2,165 total progeny records from 412 dairy contemporary groups

( 28,992 herdmate records from 411 dairy contemporary groups)

199 progeny ( 1,907 herdmates) born to heifers
493 progeny ( 7,350 herdmates) born to 2nd parity dam
1,473 progeny ( 19,735 herdmates) born to ≥3rd parity dam
54.2% progeny (50.5% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 65.3%, FR: 22.1%, JE: 7.2%, NR: 1.3%, OTHER: 1.8%	HO: 63.3%, FR: 23.6%, JE: 7.6%, NR: 1.3%, OTHER: 1.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.5% 2.6%	6.1% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	745 Days 1121 Days 2165 Days	744 Days 1115 Days 2172 Days

57 total progeny records from 13 contemporary groups

( 697 herdmate records from 13 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.7%, FR: 18.3%, JE: 8.4%, NR: 0.0%, OTHER: 1.5%	HO: 62.2%, FR: 21.3%, JE: 10.7%, NR: 1.2%, OTHER: 1.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	16.6% 17.2% 18.5%	18.9% 18.2% 19.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42kg 40.2kg 41kg	40.1kg 40.4kg 40.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	782 Days 1116 Days 2259 Days	746 Days 1118 Days 2148 Days

53 total progeny records from 15 contemporary groups

( 1,775 herdmate records from 15 contemporary groups)