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 17.12
Milk (kg) -248.00 -0.014 3.47
Fat (kg) -17.71 -0.375 6.63
Prot (kg) -15.89 -0.441 7.01
Fertility Sub Index -0.53
Calving Interval (days) -0.16 -1.459 0.23
Survival (%) -0.68 1.117 -0.76
Calving Sub Index -0.80
Gestation Length (days) 0.87 -0.919 -0.80
Beef Sub Index 1.67
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -0.68 -0.432 0.29
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 19.81

* Based on an €80/tonne carbon price