Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 19.12
Milk (kg) -375.00 -0.014 5.25
Fat (kg) -19.28 -0.375 7.22
Prot (kg) -15.07 -0.441 6.65
Fertility Sub Index -1.59
Calving Interval (days) 1.31 -1.459 -1.91
Survival (%) 0.29 1.117 0.32
Calving Sub Index -1.18
Gestation Length (days) 1.28 -0.919 -1.18
Beef Sub Index -4.06
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) 5.50 -0.432 -2.37
Maintenance Sub Index Maint. Sub Index -2.36
Live WT (kg) 7.70 -0.307 -2.36
Total Carbon Sub Index 9.94

* Based on an €80/tonne carbon price