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 7.06
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -6.43 -0.375 2.41
Prot (kg) -8.95 -0.441 3.95
Fertility Sub Index -1.56
Calving Interval (days) 0.71 -1.459 -1.04
Survival (%) -0.47 1.117 -0.53
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.37
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 4.52 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 4.83

* Based on an €80/tonne carbon price