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 1.60
Milk (kg) -121.00 -0.014 1.69
Fat (kg) 1.62 -0.375 -0.61
Prot (kg) -1.17 -0.441 0.52
Fertility Sub Index 0.69
Calving Interval (days) 1.13 -1.459 -1.65
Survival (%) 2.09 1.117 2.33
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.68
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 5.73 -0.432 -2.47
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 2.08

* Based on an €80/tonne carbon price