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 6.0% 2.7%	88% ( V High) 94% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.8%	88% 93%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.4%	84%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.7%	84%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.9 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	42.1 kg	89%
Sep 2025	Gestation (Days between conception and birth)	-3.38 days	98%
May 2025	Gestation (Days between conception and birth)	-3.42 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.02	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.23	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.46%	79%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.40%	78%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.7%	88% ( V High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.8%	88% 93%
Sep 2025	Birth Size	20.4%	84%
May 2025	Birth Size	21.7%	84%
Sep 2025	Birth Weight	41.9 kg	90%
May 2025	Birth Weight	42.1 kg	89%
Sep 2025	Gest	-3.38 days	98%
May 2025	Gest	-3.42 days	98%
Sep 2025	Mort	-0.02	98%
May 2025	Mort	-0.23	98%
Sep 2025	Maternal Calving Difficulty	4.46%	79%
May 2025	Maternal Calving Difficulty	4.40%	78%

277 total progeny records from 96 dairy contemporary groups

( 3,370 herdmate records from 96 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 89.2%, FR: 8.2%, JE: 0.6%, NR: 0.0%, OTHER: 0.4%	HO: 85.5%, FR: 11.0%, JE: 1.7%, NR: 0.1%, OTHER: 0.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.8% 2.8%	6.7% 2.8% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	820 Days 1147 Days 2167 Days	800 Days 1153 Days 2184 Days

20 total progeny records from 4 contemporary groups

( 146 herdmate records from 4 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 95.2%, FR: 3.5%, JE: 0.0%, NR: 0.0%, OTHER: 0.1%	HO: 91.6%, FR: 5.5%, JE: 0.0%, NR: 0.3%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.4% 21.8% 19%	21.7% 21% 20.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42kg 41.7kg 41.7kg	41.5kg 41.6kg 41.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	1309 Days 1240 Days 2332 Days	953 Days 1295 Days 2280 Days

25 total progeny records from 6 contemporary groups

( 163 herdmate records from 6 contemporary groups)