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 -3.13
Milk (kg) 40.00 -0.014 -0.56
Fat (kg) 2.16 -0.375 -0.81
Prot (kg) 3.99 -0.441 -1.76
Fertility Sub Index -11.06
Calving Interval (days) 5.69 -1.459 -8.30
Survival (%) -2.47 1.117 -2.76
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index 0.34
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.99 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index -12.64

* Based on an €80/tonne carbon price