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 9.43
Milk (kg) -327.00 -0.014 4.58
Fat (kg) -3.22 -0.375 1.21
Prot (kg) -8.26 -0.441 3.65
Fertility Sub Index 5.68
Calving Interval (days) -3.14 -1.459 4.58
Survival (%) 0.98 1.117 1.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.08
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 16.51

* Based on an €80/tonne carbon price