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 18.13
Milk (kg) -394.00 -0.014 5.52
Fat (kg) -16.79 -0.375 6.29
Prot (kg) -14.33 -0.441 6.32
Fertility Sub Index 1.14
Calving Interval (days) -0.98 -1.459 1.43
Survival (%) -0.26 1.117 -0.29
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index -1.10
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 21.55

* Based on an €80/tonne carbon price