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 3.23
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -3.30 -0.375 1.24
Prot (kg) -3.98 -0.441 1.76
Fertility Sub Index -4.07
Calving Interval (days) 2.24 -1.459 -3.27
Survival (%) -0.72 1.117 -0.80
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index -1.46
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 0.70

* Based on an €80/tonne carbon price