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 20.97
Milk (kg) -499.00 -0.014 6.99
Fat (kg) -20.71 -0.375 7.76
Prot (kg) -14.11 -0.441 6.23
Fertility Sub Index 5.89
Calving Interval (days) -3.49 -1.459 5.09
Survival (%) 0.71 1.117 0.79
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.04
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -3.26 -0.432 1.41
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 33.59

* Based on an €80/tonne carbon price