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 3.43
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -2.38 -0.375 0.89
Prot (kg) -1.73 -0.441 0.76
Fertility Sub Index 2.98
Calving Interval (days) -1.59 -1.459 2.32
Survival (%) 0.59 1.117 0.66
Calving Sub Index 2.80
Gestation Length (days) -3.05 -0.919 2.80
Beef Sub Index -0.94
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 4.02 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 8.58

* Based on an €80/tonne carbon price