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 9.97
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -11.25 -0.375 4.21
Prot (kg) -8.18 -0.441 3.61
Fertility Sub Index 5.78
Calving Interval (days) -2.64 -1.459 3.85
Survival (%) 1.73 1.117 1.93
Calving Sub Index -1.49
Gestation Length (days) 1.62 -0.919 -1.49
Beef Sub Index -2.83
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 7.89 -0.432 -3.41
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 17.23

* Based on an €80/tonne carbon price