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 8.17
Milk (kg) -228.00 -0.014 3.19
Fat (kg) -4.56 -0.375 1.71
Prot (kg) -7.40 -0.441 3.27
Fertility Sub Index 1.61
Calving Interval (days) -0.91 -1.459 1.33
Survival (%) 0.25 1.117 0.28
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 2.81
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -2.36 -0.432 1.02
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 22.06

* Based on an €80/tonne carbon price