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 2.57
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -0.26 -0.375 0.10
Prot (kg) -3.89 -0.441 1.72
Fertility Sub Index -1.88
Calving Interval (days) -0.02 -1.459 0.03
Survival (%) -1.71 1.117 -1.91
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index 6.51
Carcass Weight (kg) -10.70 -0.528 5.64
Age of Slaughter (days) -2.00 -0.432 0.86
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 13.63

* Based on an €80/tonne carbon price