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 11.78
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -12.62 -0.375 4.73
Prot (kg) -10.80 -0.441 4.77
Fertility Sub Index 2.43
Calving Interval (days) -0.76 -1.459 1.11
Survival (%) 1.18 1.117 1.32
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.93
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 18.27

* Based on an €80/tonne carbon price