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 11.06
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -11.81 -0.375 4.42
Prot (kg) -9.29 -0.441 4.10
Fertility Sub Index 0.26
Calving Interval (days) 0.54 -1.459 -0.79
Survival (%) 0.94 1.117 1.05
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.64
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 0.13 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 17.53

* Based on an €80/tonne carbon price