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 9.6% 3.9%	67% ( High) 91% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.4% 3.9%	67% 92%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	25.6%	76%
May 2025	Birth Size (Progeny expected to be born large or extra large)	24.2%	75%
Sep 2025	Birth Weight (Expected progeny birth weight)	43.7 kg	69%
May 2025	Birth Weight (Expected progeny birth weight)	43.5 kg	69%
Sep 2025	Gestation (Days between conception and birth)	3.43 days	96%
May 2025	Gestation (Days between conception and birth)	3.48 days	96%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.04	96%
May 2025	Mortality (Calves dead at or soon after birth)	-0.11	96%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.22%	82%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.26%	82%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.6% 3.9%	67% ( High) 91% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.4% 3.9%	67% 92%
Sep 2025	Birth Size	25.6%	76%
May 2025	Birth Size	24.2%	75%
Sep 2025	Birth Weight	43.7 kg	69%
May 2025	Birth Weight	43.5 kg	69%
Sep 2025	Gest	3.43 days	96%
May 2025	Gest	3.48 days	96%
Sep 2025	Mort	-0.04	96%
May 2025	Mort	-0.11	96%
Sep 2025	Maternal Calving Difficulty	3.22%	82%
May 2025	Maternal Calving Difficulty	3.26%	82%

233 total progeny records from 62 dairy contemporary groups

( 2,974 herdmate records from 61 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 57.2%, FR: 13.0%, JE: 2.8%, NR: 2.3%, OTHER: 12.0%	HO: 63.9%, FR: 14.3%, JE: 2.5%, NR: 1.7%, OTHER: 8.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 3.1% 3%	0% 2.8% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1239 Days 2279 Days	0 Days 1167 Days 2192 Days

4 total progeny records from 3 contemporary groups

( 177 herdmate records from 3 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.9%, FR: 9.4%, JE: 0.6%, NR: 4.4%, OTHER: 3.8%	HO: 80.8%, FR: 13.3%, JE: 0.2%, NR: 0.0%, OTHER: 1.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 0% 20.9%	0% 0% 20.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 40.4kg 40.5kg	0kg 41.4kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1137 Days 1840 Days	0 Days 1129 Days 2295 Days

2 total progeny records from 2 contemporary groups

( 77 herdmate records from 2 contemporary groups)