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 2.08
Milk (kg) -70.00 -0.014 0.98
Fat (kg) -0.75 -0.375 0.28
Prot (kg) -1.85 -0.441 0.82
Fertility Sub Index 6.01
Calving Interval (days) -3.65 -1.459 5.33
Survival (%) 0.61 1.117 0.68
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.71
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.74 -0.432 1.18
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 19.96

* Based on an €80/tonne carbon price