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 3.04
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -1.24 -0.375 0.46
Prot (kg) -4.13 -0.441 1.82
Fertility Sub Index -2.05
Calving Interval (days) 0.93 -1.459 -1.36
Survival (%) -0.62 1.117 -0.69
Calving Sub Index -0.43
Gestation Length (days) 0.47 -0.919 -0.43
Beef Sub Index 0.26
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 2.87

* Based on an €80/tonne carbon price