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	Moderate 7.5% 2.9%	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	Moderate 7.6% 2.9%	94% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.1%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.4%	90%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	41.7 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-3.55 days	99%
May 2025	Gestation (Days between conception and birth)	-3.56 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.15	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.17	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.75%	95%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.72%	95%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.5% 2.9%	94% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.6% 2.9%	94% 97%
Sep 2025	Birth Size	22.1%	90%
May 2025	Birth Size	22.4%	90%
Sep 2025	Birth Weight	41.6 kg	93%
May 2025	Birth Weight	41.7 kg	93%
Sep 2025	Gest	-3.55 days	99%
May 2025	Gest	-3.56 days	99%
Sep 2025	Mort	-0.15	99%
May 2025	Mort	-0.17	99%
Sep 2025	Maternal Calving Difficulty	4.75%	95%
May 2025	Maternal Calving Difficulty	4.72%	95%

1,180 total progeny records from 219 dairy contemporary groups

( 18,070 herdmate records from 217 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.5%, FR: 26.2%, JE: 8.0%, NR: 0.7%, OTHER: 1.1%	HO: 60.1%, FR: 26.4%, JE: 9.1%, NR: 1.0%, OTHER: 1.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.9% 2.4% 2.5%	6.1% 2.4% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1106 Days 2107 Days	735 Days 1108 Days 2151 Days

30 total progeny records from 8 contemporary groups

( 510 herdmate records from 8 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.5%, FR: 24.6%, JE: 6.1%, NR: 1.4%, OTHER: 1.6%	HO: 66.0%, FR: 22.5%, JE: 6.7%, NR: 1.5%, OTHER: 2.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	16.8% 20.6% 18.5%	17.3% 16.4% 18.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.5kg 40.3kg 40.9kg	40.5kg 40.7kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	727 Days 1125 Days 2241 Days	739 Days 1101 Days 2133 Days

72 total progeny records from 16 contemporary groups

( 1,468 herdmate records from 16 contemporary groups)