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 5.62
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -6.05 -0.375 2.27
Prot (kg) -5.13 -0.441 2.26
Fertility Sub Index 6.74
Calving Interval (days) -4.09 -1.459 5.97
Survival (%) 0.69 1.117 0.77
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index 0.22
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 15.82

* Based on an €80/tonne carbon price