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 6.41
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -3.47 -0.375 1.30
Prot (kg) -6.66 -0.441 2.94
Fertility Sub Index 5.98
Calving Interval (days) -3.59 -1.459 5.24
Survival (%) 0.66 1.117 0.74
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index 0.30
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.27 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 14.96

* Based on an €80/tonne carbon price