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 8.33
Milk (kg) -3.00 -0.014 0.04
Fat (kg) -10.25 -0.375 3.84
Prot (kg) -10.09 -0.441 4.45
Fertility Sub Index -16.59
Calving Interval (days) 8.13 -1.459 -11.86
Survival (%) -4.23 1.117 -4.73
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index -1.46
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 4.37 -0.432 -1.89
Maintenance Sub Index Maint. Sub Index -1.78
Live WT (kg) 5.80 -0.307 -1.78
Total Carbon Sub Index -11.25

* Based on an €80/tonne carbon price