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 -2.78
Milk (kg) 66.00 -0.014 -0.92
Fat (kg) 3.54 -0.375 -1.33
Prot (kg) 1.19 -0.441 -0.53
Fertility Sub Index 3.61
Calving Interval (days) -1.64 -1.459 2.39
Survival (%) 1.09 1.117 1.22
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.16
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.59 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 8.45

* Based on an €80/tonne carbon price