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 3.69
Milk (kg) -136.00 -0.014 1.90
Fat (kg) 2.48 -0.375 -0.93
Prot (kg) -6.14 -0.441 2.71
Fertility Sub Index 0.44
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.55
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 6.87

* Based on an €80/tonne carbon price