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 5.61
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -4.22 -0.375 1.58
Prot (kg) -5.71 -0.441 2.52
Fertility Sub Index 7.20
Calving Interval (days) -4.54 -1.459 6.62
Survival (%) 0.52 1.117 0.58
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index -0.82
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 2.64 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 15.73

* Based on an €80/tonne carbon price