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 10.38
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -11.76 -0.375 4.40
Prot (kg) -7.22 -0.441 3.19
Fertility Sub Index 2.48
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) 0.59 1.117 0.66
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index -0.06
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.95 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 15.49

* Based on an €80/tonne carbon price