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 7.19
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -10.08 -0.375 3.78
Prot (kg) -4.72 -0.441 2.08
Fertility Sub Index 1.28
Calving Interval (days) -0.75 -1.459 1.09
Survival (%) 0.17 1.117 0.19
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.97
Carcass Weight (kg) 0.00 -0.528 0.00
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 13.05

* Based on an €80/tonne carbon price