Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 14.04
Milk (kg) -299.00 -0.014 4.19
Fat (kg) -13.14 -0.375 4.92
Prot (kg) -11.17 -0.441 4.93
Fertility Sub Index 6.68
Calving Interval (days) -5.30 -1.459 7.73
Survival (%) -0.94 1.117 -1.05
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index -2.59
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 1.60 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 19.34

* Based on an €80/tonne carbon price