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 18.35
Milk (kg) -361.00 -0.014 5.05
Fat (kg) -17.75 -0.375 6.65
Prot (kg) -15.06 -0.441 6.65
Fertility Sub Index 1.96
Calving Interval (days) -0.84 -1.459 1.23
Survival (%) 0.66 1.117 0.74
Calving Sub Index 2.07
Gestation Length (days) -2.25 -0.919 2.07
Beef Sub Index 0.02
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.49 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 27.25

* Based on an €80/tonne carbon price