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 6.48
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -4.73 -0.375 1.77
Prot (kg) -9.36 -0.441 4.13
Fertility Sub Index -2.58
Calving Interval (days) 1.37 -1.459 -2.00
Survival (%) -0.52 1.117 -0.58
Calving Sub Index -0.14
Gestation Length (days) 0.15 -0.919 -0.14
Beef Sub Index -1.05
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index -0.25
Live WT (kg) 0.80 -0.307 -0.25
Total Carbon Sub Index 2.47

* Based on an €80/tonne carbon price