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 17.10
Milk (kg) -235.00 -0.014 3.29
Fat (kg) -15.10 -0.375 5.66
Prot (kg) -18.48 -0.441 8.16
Fertility Sub Index -0.33
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) -0.95 1.117 -1.06
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -2.19
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) 2.64 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 16.08

* Based on an €80/tonne carbon price