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 -0.13
Milk (kg) -3.00 -0.014 0.04
Fat (kg) 0.24 -0.375 -0.09
Prot (kg) 0.19 -0.441 -0.08
Fertility Sub Index 1.79
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) 0.56 1.117 0.63
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.69
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -2.33 -0.432 1.01
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 13.51

* Based on an €80/tonne carbon price