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 8.55
Milk (kg) -427.00 -0.014 5.98
Fat (kg) 0.90 -0.375 -0.34
Prot (kg) -6.60 -0.441 2.91
Fertility Sub Index 4.08
Calving Interval (days) -1.55 -1.459 2.26
Survival (%) 1.63 1.117 1.82
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -1.88
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 8.51 -0.432 -3.67
Maintenance Sub Index Maint. Sub Index 7.11
Live WT (kg) -23.20 -0.307 7.11
Total Carbon Sub Index 18.61

* Based on an €80/tonne carbon price