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 5.71
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -8.56 -0.375 3.21
Prot (kg) -1.56 -0.441 0.69
Fertility Sub Index 7.51
Calving Interval (days) -3.56 -1.459 5.19
Survival (%) 2.07 1.117 2.31
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.16
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.01 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 23.76

* Based on an €80/tonne carbon price