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 4.94
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) -8.10 -0.375 3.03
Prot (kg) -4.38 -0.441 1.93
Fertility Sub Index 9.84
Calving Interval (days) -5.73 -1.459 8.36
Survival (%) 1.32 1.117 1.47
Calving Sub Index -0.77
Gestation Length (days) 0.84 -0.919 -0.77
Beef Sub Index 1.53
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) -4.76 -0.432 2.05
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 17.64

* Based on an €80/tonne carbon price