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 13.61
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -13.94 -0.375 5.22
Prot (kg) -12.81 -0.441 5.65
Fertility Sub Index 1.20
Calving Interval (days) -1.97 -1.459 2.87
Survival (%) -1.50 1.117 -1.68
Calving Sub Index -0.06
Gestation Length (days) 0.07 -0.919 -0.06
Beef Sub Index 0.57
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) -1.69 -0.432 0.73
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 17.45

* Based on an €80/tonne carbon price