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 7.66
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -7.80 -0.375 2.92
Prot (kg) -8.29 -0.441 3.66
Fertility Sub Index -11.72
Calving Interval (days) 6.09 -1.459 -8.89
Survival (%) -2.54 1.117 -2.84
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 0.15
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index -0.83
Live WT (kg) 2.70 -0.307 -0.83
Total Carbon Sub Index -3.97

* Based on an €80/tonne carbon price