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 15.45
Milk (kg) -375.00 -0.014 5.25
Fat (kg) -14.97 -0.375 5.61
Prot (kg) -10.40 -0.441 4.59
Fertility Sub Index 4.17
Calving Interval (days) -2.27 -1.459 3.31
Survival (%) 0.77 1.117 0.86
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index -0.33
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 21.53

* Based on an €80/tonne carbon price