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 8.97
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -7.59 -0.375 2.84
Prot (kg) -9.34 -0.441 4.12
Fertility Sub Index -12.69
Calving Interval (days) 6.76 -1.459 -9.86
Survival (%) -2.53 1.117 -2.83
Calving Sub Index 0.97
Gestation Length (days) -1.06 -0.919 0.97
Beef Sub Index 0.64
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index -1.93

* Based on an €80/tonne carbon price