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 2.44
Milk (kg) 22.00 -0.014 -0.31
Fat (kg) -2.32 -0.375 0.87
Prot (kg) -4.25 -0.441 1.88
Fertility Sub Index -9.19
Calving Interval (days) 4.62 -1.459 -6.74
Survival (%) -2.19 1.117 -2.45
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.57
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) 0.33 -0.432 -0.14
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index -7.92

* Based on an €80/tonne carbon price