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 17.06
Milk (kg) -329.00 -0.014 4.61
Fat (kg) -16.20 -0.375 6.07
Prot (kg) -14.47 -0.441 6.39
Fertility Sub Index 1.14
Calving Interval (days) -1.17 -1.459 1.71
Survival (%) -0.51 1.117 -0.57
Calving Sub Index -0.80
Gestation Length (days) 0.87 -0.919 -0.80
Beef Sub Index -2.39
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 16.42

* Based on an €80/tonne carbon price