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 1.22
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -1.39 -0.375 0.52
Prot (kg) -1.05 -0.441 0.46
Fertility Sub Index 4.96
Calving Interval (days) -2.32 -1.459 3.38
Survival (%) 1.41 1.117 1.58
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.85
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.86 -0.432 0.37
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 16.92

* Based on an €80/tonne carbon price