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 6.16
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -7.22 -0.375 2.70
Prot (kg) -6.12 -0.441 2.70
Fertility Sub Index -3.18
Calving Interval (days) 1.47 -1.459 -2.14
Survival (%) -0.93 1.117 -1.04
Calving Sub Index 0.27
Gestation Length (days) -0.29 -0.919 0.27
Beef Sub Index 1.16
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 6.00

* Based on an €80/tonne carbon price