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 5.36
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -3.26 -0.375 1.22
Prot (kg) -5.36 -0.441 2.37
Fertility Sub Index -9.97
Calving Interval (days) 4.91 -1.459 -7.16
Survival (%) -2.51 1.117 -2.80
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.03
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) -0.30 -0.432 0.13
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index -3.55

* Based on an €80/tonne carbon price