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 6.8% 2.7%	95% ( 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 6.8% 2.7%	95% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.5%	92%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.5%	92%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	88%
May 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	88%
Sep 2025	Gestation (Days between conception and birth)	-3.55 days	98%
May 2025	Gestation (Days between conception and birth)	-3.57 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.34	98%
May 2025	Mortality (Calves dead at or soon after birth)	0.35	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.19%	94%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.22%	94%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.8% 2.7%	95% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.8% 2.7%	95% 97%
Sep 2025	Birth Size	19.5%	92%
May 2025	Birth Size	19.5%	92%
Sep 2025	Birth Weight	41.6 kg	88%
May 2025	Birth Weight	41.6 kg	88%
Sep 2025	Gest	-3.55 days	98%
May 2025	Gest	-3.57 days	98%
Sep 2025	Mort	0.34	98%
May 2025	Mort	0.35	98%
Sep 2025	Maternal Calving Difficulty	5.19%	94%
May 2025	Maternal Calving Difficulty	5.22%	94%

640 total progeny records from 209 dairy contemporary groups

( 5,761 herdmate records from 207 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 93.6%, FR: 4.8%, JE: 0.2%, NR: 0.0%, OTHER: 0.7%	HO: 93.0%, FR: 5.0%, JE: 0.5%, NR: 0.0%, OTHER: 0.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.8% 3.1% 3.1%	7.6% 3% 3.1%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	841 Days 1246 Days 2191 Days	824 Days 1208 Days 2173 Days

50 total progeny records from 15 contemporary groups

( 381 herdmate records from 15 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 88.7%, FR: 5.9%, JE: 0.0%, NR: 0.0%, OTHER: 3.8%	HO: 82.6%, FR: 10.4%, JE: 2.2%, NR: 0.0%, OTHER: 2.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	22.7% 23.2% 20.5%	20.8% 19.6% 20.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.5kg 41.5kg 40.8kg	41.2kg 41.2kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	922 Days 1343 Days 2393 Days	911 Days 1278 Days 2261 Days

16 total progeny records from 8 contemporary groups

( 115 herdmate records from 8 contemporary groups)