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 12.3% 4.4%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 12.4% 4.5%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	27.9%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	28.0%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.7 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	42.8 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-2.79 days	99%
May 2025	Gestation (Days between conception and birth)	-2.81 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.12	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.19	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.07%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.03%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 12.3% 4.4%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 12.4% 4.5%	98% 99%
Sep 2025	Birth Size	27.9%	95%
May 2025	Birth Size	28.0%	95%
Sep 2025	Birth Weight	42.7 kg	93%
May 2025	Birth Weight	42.8 kg	93%
Sep 2025	Gest	-2.79 days	99%
May 2025	Gest	-2.81 days	99%
Sep 2025	Mort	-0.12	99%
May 2025	Mort	-0.19	99%
Sep 2025	Maternal Calving Difficulty	5.07%	99%
May 2025	Maternal Calving Difficulty	5.03%	99%

2,995 total progeny records from 1,010 dairy contemporary groups

( 27,145 herdmate records from 985 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 43.0%, FR: 47.3%, JE: 0.1%, NR: 0.1%, OTHER: 1.1%	HO: 42.7%, FR: 47.4%, JE: 0.2%, NR: 0.3%, OTHER: 1.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.1% 3.1% 3.1%	8.1% 3.1% 3.2%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	993 Days 1235 Days 2376 Days	895 Days 1199 Days 2331 Days

8 total progeny records from 2 contemporary groups

( 465 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 58.7%, FR: 34.3%, JE: 0.0%, NR: 2.3%, OTHER: 0.8%	HO: 44.6%, FR: 48.3%, JE: 0.1%, NR: 1.4%, OTHER: 1.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 20.8% 19.5%	0% 21% 21%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 42.4kg 41.8kg	0kg 41.9kg 42kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1109 Days 2047 Days	0 Days 1169 Days 2278 Days

19 total progeny records from 9 contemporary groups

( 531 herdmate records from 9 contemporary groups)