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 5.02
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -4.42 -0.375 1.66
Prot (kg) -4.20 -0.441 1.85
Fertility Sub Index -1.17
Calving Interval (days) 0.74 -1.459 -1.08
Survival (%) -0.08 1.117 -0.09
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 1.90
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.97 -0.432 0.42
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 17.03

* Based on an €80/tonne carbon price