Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 1.13
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) -3.10 -0.375 1.16
Prot (kg) 0.05 -0.441 -0.02
Fertility Sub Index 6.42
Calving Interval (days) -2.89 -1.459 4.22
Survival (%) 1.97 1.117 2.20
Calving Sub Index -1.43
Gestation Length (days) 1.56 -0.919 -1.43
Beef Sub Index -2.28
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 7.96 -0.432 -3.44
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 10.30

* Based on an €80/tonne carbon price