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 4.38
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -3.73 -0.375 1.40
Prot (kg) -4.56 -0.441 2.01
Fertility Sub Index -6.06
Calving Interval (days) 2.96 -1.459 -4.32
Survival (%) -1.56 1.117 -1.74
Calving Sub Index -0.41
Gestation Length (days) 0.45 -0.919 -0.41
Beef Sub Index -0.70
Carcass Weight (kg) 0.00 -0.528 0.00
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index -2.47

* Based on an €80/tonne carbon price