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 8.48
Milk (kg) -390.00 -0.014 5.46
Fat (kg) 2.20 -0.375 -0.82
Prot (kg) -8.70 -0.441 3.84
Fertility Sub Index 3.61
Calving Interval (days) -2.37 -1.459 3.46
Survival (%) 0.14 1.117 0.16
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index 1.04
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) -3.62 -0.432 1.56
Maintenance Sub Index Maint. Sub Index -1.16
Live WT (kg) 3.80 -0.307 -1.16
Total Carbon Sub Index 12.46

* Based on an €80/tonne carbon price