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 2.71
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -1.92 -0.375 0.72
Prot (kg) -1.82 -0.441 0.80
Fertility Sub Index 3.16
Calving Interval (days) -1.76 -1.459 2.57
Survival (%) 0.53 1.117 0.59
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 5.51
Carcass Weight (kg) -9.30 -0.528 4.91
Age of Slaughter (days) -1.39 -0.432 0.60
Maintenance Sub Index Maint. Sub Index 7.02
Live WT (kg) -22.90 -0.307 7.02
Total Carbon Sub Index 23.36

* Based on an €80/tonne carbon price