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 9.50
Milk (kg) -223.00 -0.014 3.12
Fat (kg) -11.03 -0.375 4.13
Prot (kg) -5.08 -0.441 2.24
Fertility Sub Index -0.37
Calving Interval (days) 1.15 -1.459 -1.68
Survival (%) 1.17 1.117 1.31
Calving Sub Index -0.65
Gestation Length (days) 0.71 -0.919 -0.65
Beef Sub Index -1.25
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 6.81 -0.432 -2.94
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 12.87

* Based on an €80/tonne carbon price