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 5.25
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -1.53 -0.375 0.57
Prot (kg) -4.94 -0.441 2.18
Fertility Sub Index 2.43
Calving Interval (days) -1.62 -1.459 2.36
Survival (%) 0.06 1.117 0.07
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -1.50
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 7.02 -0.432 -3.03
Maintenance Sub Index Maint. Sub Index 6.81
Live WT (kg) -22.20 -0.307 6.81
Total Carbon Sub Index 13.71

* Based on an €80/tonne carbon price