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 4.17
Milk (kg) -11.00 -0.014 0.15
Fat (kg) -3.75 -0.375 1.40
Prot (kg) -5.92 -0.441 2.61
Fertility Sub Index -6.17
Calving Interval (days) 3.07 -1.459 -4.48
Survival (%) -1.51 1.117 -1.69
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.22
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index -0.55

* Based on an €80/tonne carbon price