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 12.48
Milk (kg) -235.00 -0.014 3.29
Fat (kg) -11.42 -0.375 4.28
Prot (kg) -11.13 -0.441 4.91
Fertility Sub Index 1.41
Calving Interval (days) -0.51 -1.459 0.74
Survival (%) 0.60 1.117 0.67
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.37
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 22.47

* Based on an €80/tonne carbon price