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 11.23
Milk (kg) -233.00 -0.014 3.26
Fat (kg) -12.52 -0.375 4.69
Prot (kg) -7.43 -0.441 3.28
Fertility Sub Index -3.62
Calving Interval (days) 2.75 -1.459 -4.01
Survival (%) 0.35 1.117 0.39
Calving Sub Index 2.04
Gestation Length (days) -2.22 -0.919 2.04
Beef Sub Index -0.56
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 4.71 -0.432 -2.03
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 12.58

* Based on an €80/tonne carbon price