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 2.18
Milk (kg) -33.00 -0.014 0.46
Fat (kg) -3.22 -0.375 1.21
Prot (kg) -1.17 -0.441 0.52
Fertility Sub Index 1.33
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 0.33 1.117 0.37
Calving Sub Index -1.61
Gestation Length (days) 1.75 -0.919 -1.61
Beef Sub Index -1.80
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 2.57 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 2.93

* Based on an €80/tonne carbon price