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 -4.06
Milk (kg) 220.00 -0.014 -3.08
Fat (kg) 1.36 -0.375 -0.51
Prot (kg) 1.07 -0.441 -0.47
Fertility Sub Index -4.15
Calving Interval (days) 1.91 -1.459 -2.79
Survival (%) -1.22 1.117 -1.36
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.16
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index -6.77

* Based on an €80/tonne carbon price