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 16.27
Milk (kg) -315.00 -0.014 4.41
Fat (kg) -13.66 -0.375 5.12
Prot (kg) -15.27 -0.441 6.74
Fertility Sub Index 9.67
Calving Interval (days) -5.96 -1.459 8.70
Survival (%) 0.87 1.117 0.97
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index 2.46
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 0.78 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 34.16

* Based on an €80/tonne carbon price