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 8.82
Milk (kg) -231.00 -0.014 3.23
Fat (kg) -7.27 -0.375 2.72
Prot (kg) -6.48 -0.441 2.86
Fertility Sub Index 10.65
Calving Interval (days) -5.71 -1.459 8.33
Survival (%) 2.08 1.117 2.32
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.72
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) -0.45 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 21.69

* Based on an €80/tonne carbon price