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 6.03
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -3.32 -0.375 1.24
Prot (kg) -4.53 -0.441 2.00
Fertility Sub Index 5.10
Calving Interval (days) -2.67 -1.459 3.90
Survival (%) 1.08 1.117 1.21
Calving Sub Index 2.25
Gestation Length (days) -2.45 -0.919 2.25
Beef Sub Index 1.10
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -0.36 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 17.64

* Based on an €80/tonne carbon price