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 4.39
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -1.70 -0.375 0.64
Prot (kg) -4.93 -0.441 2.18
Fertility Sub Index 3.31
Calving Interval (days) -1.87 -1.459 2.73
Survival (%) 0.52 1.117 0.58
Calving Sub Index 2.42
Gestation Length (days) -2.63 -0.919 2.42
Beef Sub Index 5.39
Carcass Weight (kg) -11.90 -0.528 6.28
Age of Slaughter (days) 2.06 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 8.28
Live WT (kg) -27.00 -0.307 8.28
Total Carbon Sub Index 23.79

* Based on an €80/tonne carbon price