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 -8.37
Milk (kg) 87.00 -0.014 -1.22
Fat (kg) 13.17 -0.375 -4.93
Prot (kg) 5.02 -0.441 -2.22
Fertility Sub Index -1.83
Calving Interval (days) 1.21 -1.459 -1.77
Survival (%) -0.06 1.117 -0.07
Calving Sub Index 2.74
Gestation Length (days) -2.98 -0.919 2.74
Beef Sub Index 0.30
Carcass Weight (kg) -8.20 -0.528 4.33
Age of Slaughter (days) 9.32 -0.432 -4.02
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index -6.61

* Based on an €80/tonne carbon price