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 7.5% 3.0%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.5% 3.0%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.1%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.4%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.5 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	42.5 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-1.37 days	99%
May 2025	Gestation (Days between conception and birth)	-1.42 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.27	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.35	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.46%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.44%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.5% 3.0%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.5% 3.0%	99% 99%
Sep 2025	Birth Size	20.1%	96%
May 2025	Birth Size	20.4%	96%
Sep 2025	Birth Weight	42.5 kg	97%
May 2025	Birth Weight	42.5 kg	97%
Sep 2025	Gest	-1.37 days	99%
May 2025	Gest	-1.42 days	99%
Sep 2025	Mort	-0.27	99%
May 2025	Mort	-0.35	99%
Sep 2025	Maternal Calving Difficulty	4.46%	99%
May 2025	Maternal Calving Difficulty	4.44%	99%

13,302 total progeny records from 4,326 dairy contemporary groups

( 95,016 herdmate records from 4,250 dairy contemporary groups)

665 progeny ( 3,104 herdmates) born to heifers
3,347 progeny ( 24,301 herdmates) born to 2nd parity dam
9,290 progeny ( 67,611 herdmates) born to ≥3rd parity dam
50.3% progeny (50.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.3%, FR: 11.6%, JE: 0.3%, NR: 0.1%, OTHER: 1.9%	HO: 72.1%, FR: 12.3%, JE: 0.3%, NR: 0.2%, OTHER: 2.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.7% 3.4% 3.5%	8.6% 3.4% 3.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	832 Days 1175 Days 2317 Days	788 Days 1180 Days 2341 Days

3 total progeny records from 2 contemporary groups

( 56 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.5%, FR: 17.5%, JE: 0.1%, NR: 2.3%, OTHER: 6.3%	HO: 70.8%, FR: 14.6%, JE: 0.1%, NR: 1.1%, OTHER: 4.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 21.8% 19.9%	0% 22.3% 18.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	43kg 42.7kg 42.3kg	42kg 42.1kg 42.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	800 Days 1138 Days 2359 Days	757 Days 1156 Days 2239 Days

102 total progeny records from 30 contemporary groups

( 1,173 herdmate records from 30 contemporary groups)