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 16.02
Milk (kg) -377.00 -0.014 5.28
Fat (kg) -15.18 -0.375 5.69
Prot (kg) -11.46 -0.441 5.06
Fertility Sub Index 1.19
Calving Interval (days) -1.19 -1.459 1.74
Survival (%) -0.49 1.117 -0.55
Calving Sub Index 1.99
Gestation Length (days) -2.16 -0.919 1.99
Beef Sub Index 1.34
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) -1.88 -0.432 0.81
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 20.62

* Based on an €80/tonne carbon price