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 10.8% 3.6%	72% ( High) 90% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 10.8% 3.6%	72% 90%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.1%	80%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.3%	80%
Sep 2025	Birth Weight (Expected progeny birth weight)	43.5 kg	72%
May 2025	Birth Weight (Expected progeny birth weight)	43.6 kg	72%
Sep 2025	Gestation (Days between conception and birth)	-1.53 days	95%
May 2025	Gestation (Days between conception and birth)	-1.57 days	95%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.57	95%
May 2025	Mortality (Calves dead at or soon after birth)	-0.67	95%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.05%	84%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.02%	84%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 10.8% 3.6%	72% ( High) 90% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 10.8% 3.6%	72% 90%
Sep 2025	Birth Size	22.1%	80%
May 2025	Birth Size	22.3%	80%
Sep 2025	Birth Weight	43.5 kg	72%
May 2025	Birth Weight	43.6 kg	72%
Sep 2025	Gest	-1.53 days	95%
May 2025	Gest	-1.57 days	95%
Sep 2025	Mort	-0.57	95%
May 2025	Mort	-0.67	95%
Sep 2025	Maternal Calving Difficulty	5.05%	84%
May 2025	Maternal Calving Difficulty	5.02%	84%

217 total progeny records from 58 dairy contemporary groups

( 3,042 herdmate records from 58 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 44.6%, FR: 48.8%, JE: 0.9%, NR: 0.3%, OTHER: 1.5%	HO: 42.7%, FR: 49.4%, JE: 2.6%, NR: 0.4%, OTHER: 1.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8% 2.8% 2.9%	7% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	896 Days 1227 Days 2285 Days	974 Days 1148 Days 2249 Days

12 total progeny records from 2 contemporary groups

( 217 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 50.4%, FR: 37.5%, JE: 0.0%, NR: 0.0%, OTHER: 4.0%	HO: 39.0%, FR: 43.5%, JE: 0.1%, NR: 0.0%, OTHER: 9.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 23.1% 22%	0% 21.3% 21.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.9kg 42kg	0kg 42.2kg 42kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1222 Days 2420 Days	0 Days 1109 Days 2311 Days

11 total progeny records from 2 contemporary groups

( 149 herdmate records from 2 contemporary groups)