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 13.02
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -15.06 -0.375 5.64
Prot (kg) -12.18 -0.441 5.38
Fertility Sub Index 1.35
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index -0.08
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 17.57

* Based on an €80/tonne carbon price