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 5.99
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -6.46 -0.375 2.42
Prot (kg) -4.63 -0.441 2.04
Fertility Sub Index 1.19
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) 0.57 1.117 0.64
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.47
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.38 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 17.71

* Based on an €80/tonne carbon price