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 3.73
Milk (kg) -146.00 -0.014 2.04
Fat (kg) 2.90 -0.375 -1.09
Prot (kg) -6.28 -0.441 2.77
Fertility Sub Index -3.05
Calving Interval (days) 1.60 -1.459 -2.33
Survival (%) -0.64 1.117 -0.72
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.31
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 2.15

* Based on an €80/tonne carbon price