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 11.4% 4.7%	95% ( 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 11.5% 4.7%	95% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	28.3%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	28.7%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.5 kg	91%
May 2025	Birth Weight (Expected progeny birth weight)	42.5 kg	91%
Sep 2025	Gestation (Days between conception and birth)	-1.63 days	99%
May 2025	Gestation (Days between conception and birth)	-1.63 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.22	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.26	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.72%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.65%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 11.4% 4.7%	95% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 11.5% 4.7%	95% 99%
Sep 2025	Birth Size	28.3%	97%
May 2025	Birth Size	28.7%	97%
Sep 2025	Birth Weight	42.5 kg	91%
May 2025	Birth Weight	42.5 kg	91%
Sep 2025	Gest	-1.63 days	99%
May 2025	Gest	-1.63 days	99%
Sep 2025	Mort	-0.22	99%
May 2025	Mort	-0.26	99%
Sep 2025	Maternal Calving Difficulty	4.72%	98%
May 2025	Maternal Calving Difficulty	4.65%	98%

2,235 total progeny records from 581 dairy contemporary groups

( 23,453 herdmate records from 579 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 43.5%, FR: 51.2%, JE: 0.4%, NR: 0.4%, OTHER: 1.1%	HO: 42.5%, FR: 51.2%, JE: 0.6%, NR: 0.4%, OTHER: 2.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.5% 2.8% 2.8%	7.4% 2.8% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	832 Days 1171 Days 2302 Days	839 Days 1158 Days 2263 Days

197 total progeny records from 33 contemporary groups

( 3,573 herdmate records from 33 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 53.1%, FR: 40.5%, JE: 0.5%, NR: 0.0%, OTHER: 1.4%	HO: 44.2%, FR: 49.9%, JE: 0.4%, NR: 0.1%, OTHER: 2.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.6% 21.6% 20.9%	20.8% 20.9% 20.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.6kg 41kg 41.8kg	41.3kg 41.7kg 41.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	825 Days 1124 Days 2163 Days	759 Days 1137 Days 2266 Days

49 total progeny records from 10 contemporary groups

( 531 herdmate records from 10 contemporary groups)