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 6.19
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -5.87 -0.375 2.20
Prot (kg) -4.58 -0.441 2.02
Fertility Sub Index 1.69
Calving Interval (days) -1.19 -1.459 1.74
Survival (%) -0.04 1.117 -0.04
Calving Sub Index 2.33
Gestation Length (days) -2.53 -0.919 2.33
Beef Sub Index 0.41
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) -1.55 -0.432 0.67
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 13.77

* Based on an €80/tonne carbon price