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 3.36
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -1.18 -0.375 0.44
Prot (kg) -4.81 -0.441 2.12
Fertility Sub Index -6.35
Calving Interval (days) 3.47 -1.459 -5.06
Survival (%) -1.15 1.117 -1.28
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index 0.67
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.76 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -1.58

* Based on an €80/tonne carbon price