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 2.24
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -0.59 -0.375 0.22
Prot (kg) -1.69 -0.441 0.75
Fertility Sub Index -0.33
Calving Interval (days) 0.29 -1.459 -0.42
Survival (%) 0.08 1.117 0.09
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index -3.86
Carcass Weight (kg) 7.60 -0.528 -4.01
Age of Slaughter (days) -0.34 -0.432 0.15
Maintenance Sub Index Maint. Sub Index -5.43
Live WT (kg) 17.70 -0.307 -5.43
Total Carbon Sub Index -7.19

* Based on an €80/tonne carbon price