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 8.67
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -9.81 -0.375 3.67
Prot (kg) -6.38 -0.441 2.82
Fertility Sub Index 5.84
Calving Interval (days) -3.43 -1.459 5.00
Survival (%) 0.75 1.117 0.84
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.48
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 23.81

* Based on an €80/tonne carbon price