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 5.5% 2.5%	89% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.5%	89% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.2%	91%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.8%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.4 kg	84%
May 2025	Birth Weight (Expected progeny birth weight)	42.2 kg	84%
Sep 2025	Gestation (Days between conception and birth)	-4.20 days	98%
May 2025	Gestation (Days between conception and birth)	-4.24 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.44	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.58	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.92%	78%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.90%	78%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.5%	89% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.5%	89% 94%
Sep 2025	Birth Size	16.2%	91%
May 2025	Birth Size	15.8%	91%
Sep 2025	Birth Weight	42.4 kg	84%
May 2025	Birth Weight	42.2 kg	84%
Sep 2025	Gest	-4.20 days	98%
May 2025	Gest	-4.24 days	98%
Sep 2025	Mort	-0.44	98%
May 2025	Mort	-0.58	98%
Sep 2025	Maternal Calving Difficulty	4.92%	78%
May 2025	Maternal Calving Difficulty	4.90%	78%

452 total progeny records from 146 dairy contemporary groups

( 6,275 herdmate records from 142 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 77.4%, FR: 12.2%, JE: 0.7%, NR: 0.6%, OTHER: 4.8%	HO: 74.8%, FR: 15.1%, JE: 0.4%, NR: 2.6%, OTHER: 4.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.9% 2.9% 2.8%	6.7% 2.8% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	788 Days 1163 Days 2170 Days	784 Days 1156 Days 2194 Days

57 total progeny records from 27 contemporary groups

( 1,061 herdmate records from 27 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 86.4%, FR: 7.6%, JE: 0.1%, NR: 0.6%, OTHER: 2.2%	HO: 79.7%, FR: 13.1%, JE: 0.3%, NR: 0.1%, OTHER: 5.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	22.9% 21.2% 21.3%	21.5% 20.7% 20.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	44.5kg 42.2kg 41.8kg	41.7kg 41.7kg 41.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	777 Days 1160 Days 2213 Days	803 Days 1176 Days 2257 Days

17 total progeny records from 8 contemporary groups

( 230 herdmate records from 8 contemporary groups)