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 4.13
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -3.66 -0.375 1.37
Prot (kg) -4.18 -0.441 1.84
Fertility Sub Index -5.28
Calving Interval (days) 2.62 -1.459 -3.82
Survival (%) -1.30 1.117 -1.45
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.27
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index -0.37

* Based on an €80/tonne carbon price