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 9.0% 3.3%	92% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.0% 3.3%	92% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	26.6%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	26.4%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.0 kg	86%
May 2025	Birth Weight (Expected progeny birth weight)	42.1 kg	86%
Sep 2025	Gestation (Days between conception and birth)	-0.15 days	99%
May 2025	Gestation (Days between conception and birth)	-0.15 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.38	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.43	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.92%	96%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.84%	96%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.0% 3.3%	92% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.0% 3.3%	92% 98%
Sep 2025	Birth Size	26.6%	94%
May 2025	Birth Size	26.4%	94%
Sep 2025	Birth Weight	42.0 kg	86%
May 2025	Birth Weight	42.1 kg	86%
Sep 2025	Gest	-0.15 days	99%
May 2025	Gest	-0.15 days	99%
Sep 2025	Mort	-0.38	99%
May 2025	Mort	-0.43	99%
Sep 2025	Maternal Calving Difficulty	4.92%	96%
May 2025	Maternal Calving Difficulty	4.84%	96%

1,236 total progeny records from 352 dairy contemporary groups

( 15,526 herdmate records from 351 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 42.0%, FR: 52.8%, JE: 0.5%, NR: 0.3%, OTHER: 1.4%	HO: 41.6%, FR: 50.7%, JE: 2.0%, NR: 0.4%, OTHER: 2.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.5% 2.7% 2.8%	7.1% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	870 Days 1175 Days 2219 Days	798 Days 1155 Days 2255 Days

61 total progeny records from 12 contemporary groups

( 584 herdmate records from 12 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 31.9%, FR: 62.3%, JE: 0.5%, NR: 0.3%, OTHER: 1.8%	HO: 34.5%, FR: 56.5%, JE: 1.8%, NR: 0.6%, OTHER: 1.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20% 19.2% 19.7%	19.8% 20.9% 20.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 42.4kg 40.7kg	0kg 41.4kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	724 Days 1192 Days 2462 Days	742 Days 1151 Days 2208 Days

13 total progeny records from 4 contemporary groups

( 284 herdmate records from 4 contemporary groups)