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 2.56
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) -2.31 -0.375 0.87
Prot (kg) -4.28 -0.441 1.89
Fertility Sub Index -0.79
Calving Interval (days) -0.17 -1.459 0.25
Survival (%) -0.93 1.117 -1.04
Calving Sub Index -1.66
Gestation Length (days) 1.81 -0.919 -1.66
Beef Sub Index 1.74
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -1.58 -0.432 0.68
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 5.55

* Based on an €80/tonne carbon price