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 4.79
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -6.33 -0.375 2.37
Prot (kg) -2.53 -0.441 1.12
Fertility Sub Index 0.42
Calving Interval (days) 0.06 -1.459 -0.09
Survival (%) 0.45 1.117 0.50
Calving Sub Index -1.36
Gestation Length (days) 1.48 -0.919 -1.36
Beef Sub Index -1.56
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 5.08 -0.432 -2.19
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 7.93

* Based on an €80/tonne carbon price