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 3.63
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) -4.94 -0.375 1.85
Prot (kg) -4.76 -0.441 2.10
Fertility Sub Index -5.73
Calving Interval (days) 2.80 -1.459 -4.09
Survival (%) -1.47 1.117 -1.64
Calving Sub Index -0.27
Gestation Length (days) 0.29 -0.919 -0.27
Beef Sub Index -0.32
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.32 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index -2.55

* Based on an €80/tonne carbon price