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 4.73
Milk (kg) -12.00 -0.014 0.17
Fat (kg) -5.71 -0.375 2.14
Prot (kg) -5.48 -0.441 2.42
Fertility Sub Index -10.83
Calving Interval (days) 5.51 -1.459 -8.04
Survival (%) -2.50 1.117 -2.79
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index 0.23
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index -0.25
Live WT (kg) 0.80 -0.307 -0.25
Total Carbon Sub Index -6.08

* Based on an €80/tonne carbon price