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 8.63
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -9.94 -0.375 3.72
Prot (kg) -5.78 -0.441 2.55
Fertility Sub Index 2.27
Calving Interval (days) -1.01 -1.459 1.47
Survival (%) 0.71 1.117 0.79
Calving Sub Index -0.50
Gestation Length (days) 0.54 -0.919 -0.50
Beef Sub Index 2.12
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -0.14 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 17.57

* Based on an €80/tonne carbon price