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 5.26
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -4.24 -0.375 1.59
Prot (kg) -4.30 -0.441 1.90
Fertility Sub Index -11.47
Calving Interval (days) 6.11 -1.459 -8.91
Survival (%) -2.29 1.117 -2.56
Calving Sub Index 1.24
Gestation Length (days) -1.35 -0.919 1.24
Beef Sub Index -0.04
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.66 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index -2.62

* Based on an €80/tonne carbon price