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 3.41
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -1.08 -0.375 0.40
Prot (kg) -2.59 -0.441 1.14
Fertility Sub Index -10.44
Calving Interval (days) 5.74 -1.459 -8.37
Survival (%) -1.85 1.117 -2.07
Calving Sub Index 1.08
Gestation Length (days) -1.17 -0.919 1.08
Beef Sub Index 0.05
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 0.98 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index -4.74

* Based on an €80/tonne carbon price