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 5.30
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -6.13 -0.375 2.30
Prot (kg) -2.75 -0.441 1.21
Fertility Sub Index -0.58
Calving Interval (days) 1.21 -1.459 -1.77
Survival (%) 1.06 1.117 1.18
Calving Sub Index -0.74
Gestation Length (days) 0.80 -0.919 -0.74
Beef Sub Index -1.52
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 6.70 -0.432 -2.89
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 7.83

* Based on an €80/tonne carbon price