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 23.93
Milk (kg) -741.00 -0.014 10.37
Fat (kg) -7.10 -0.375 2.66
Prot (kg) -24.70 -0.441 10.90
Fertility Sub Index 5.67
Calving Interval (days) -3.46 -1.459 5.05
Survival (%) 0.56 1.117 0.63
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index 0.59
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.09 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 33.55

* Based on an €80/tonne carbon price