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 12.96
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -19.65 -0.375 7.36
Prot (kg) -6.60 -0.441 2.91
Fertility Sub Index 5.33
Calving Interval (days) -3.61 -1.459 5.27
Survival (%) 0.06 1.117 0.07
Calving Sub Index -1.79
Gestation Length (days) 1.95 -0.919 -1.79
Beef Sub Index -3.34
Carcass Weight (kg) 4.50 -0.528 -2.37
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 15.83

* Based on an €80/tonne carbon price