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 13.76
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -12.60 -0.375 4.72
Prot (kg) -15.78 -0.441 6.96
Fertility Sub Index -0.47
Calving Interval (days) -0.17 -1.459 0.25
Survival (%) -0.64 1.117 -0.72
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.78
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 4.05 -0.432 -1.75
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 17.91

* Based on an €80/tonne carbon price