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 9.56
Milk (kg) -223.00 -0.014 3.12
Fat (kg) -6.12 -0.375 2.29
Prot (kg) -9.39 -0.441 4.14
Fertility Sub Index 6.79
Calving Interval (days) -4.34 -1.459 6.33
Survival (%) 0.41 1.117 0.46
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 0.46
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 19.61

* Based on an €80/tonne carbon price