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 14.96
Milk (kg) -209.00 -0.014 2.93
Fat (kg) -17.28 -0.375 6.47
Prot (kg) -12.59 -0.441 5.56
Fertility Sub Index 6.64
Calving Interval (days) -4.13 -1.459 6.03
Survival (%) 0.55 1.117 0.61
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 0.68
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.60 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 26.87

* Based on an €80/tonne carbon price