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 1.76
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -1.19 -0.375 0.45
Prot (kg) -0.92 -0.441 0.41
Fertility Sub Index 1.63
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) 1.08 1.117 1.21
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.36
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 15.97

* Based on an €80/tonne carbon price