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 13.76
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -14.09 -0.375 5.28
Prot (kg) -14.53 -0.441 6.41
Fertility Sub Index -11.47
Calving Interval (days) 6.45 -1.459 -9.41
Survival (%) -1.84 1.117 -2.06
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -0.22
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 4.17 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 3.81

* Based on an €80/tonne carbon price