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 1.69
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) -4.84 -0.375 1.81
Prot (kg) -0.38 -0.441 0.17
Fertility Sub Index -0.70
Calving Interval (days) 1.23 -1.459 -1.79
Survival (%) 0.98 1.117 1.09
Calving Sub Index 1.58
Gestation Length (days) -1.72 -0.919 1.58
Beef Sub Index -0.26
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 3.29 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 7.52

* Based on an €80/tonne carbon price