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 7.05
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -5.17 -0.375 1.94
Prot (kg) -6.90 -0.441 3.05
Fertility Sub Index -10.29
Calving Interval (days) 5.20 -1.459 -7.59
Survival (%) -2.42 1.117 -2.70
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.66
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index -3.41

* Based on an €80/tonne carbon price