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 12.26
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -12.18 -0.375 4.56
Prot (kg) -11.34 -0.441 5.01
Fertility Sub Index 1.19
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) 0.41 1.117 0.46
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.02
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -0.45 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 13.71

* Based on an €80/tonne carbon price