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	High 11.1% 4.3%	97% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 11.1% 4.3%	97% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	30.0%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	29.6%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.4 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	42.4 kg	89%
Sep 2025	Gestation (Days between conception and birth)	-2.53 days	99%
May 2025	Gestation (Days between conception and birth)	-2.53 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.60	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.67	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.34%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.34%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 11.1% 4.3%	97% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 11.1% 4.3%	97% 99%
Sep 2025	Birth Size	30.0%	93%
May 2025	Birth Size	29.6%	93%
Sep 2025	Birth Weight	42.4 kg	89%
May 2025	Birth Weight	42.4 kg	89%
Sep 2025	Gest	-2.53 days	99%
May 2025	Gest	-2.53 days	99%
Sep 2025	Mort	-0.60	99%
May 2025	Mort	-0.67	99%
Sep 2025	Maternal Calving Difficulty	4.34%	98%
May 2025	Maternal Calving Difficulty	4.34%	98%

1,829 total progeny records from 492 dairy contemporary groups

( 14,760 herdmate records from 481 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 57.5%, FR: 35.1%, JE: 0.5%, NR: 0.3%, OTHER: 2.5%	HO: 48.3%, FR: 43.0%, JE: 0.6%, NR: 0.3%, OTHER: 4.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.9% 3.1% 3.2%	7.9% 3% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	842 Days 1210 Days 2271 Days	790 Days 1166 Days 2239 Days

20 total progeny records from 9 contemporary groups

( 351 herdmate records from 9 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.7%, FR: 23.3%, JE: 0.6%, NR: 3.6%, OTHER: 4.6%	HO: 51.1%, FR: 35.6%, JE: 2.1%, NR: 2.0%, OTHER: 4.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 19.4% 20.7%	0% 19.6% 19.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42.4kg 41.1kg 42.4kg	41.6kg 41.6kg 41.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	1118 Days 1176 Days 2396 Days	786 Days 1156 Days 2224 Days

23 total progeny records from 8 contemporary groups

( 204 herdmate records from 8 contemporary groups)