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 5.14
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -5.46 -0.375 2.05
Prot (kg) -5.01 -0.441 2.21
Fertility Sub Index -1.67
Calving Interval (days) -0.75 -1.459 1.09
Survival (%) -2.47 1.117 -2.76
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.72
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -2.64 -0.432 1.14
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 6.72

* Based on an €80/tonne carbon price