Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 3.09
Milk (kg) -115.00 -0.014 1.61
Fat (kg) 0.73 -0.375 -0.27
Prot (kg) -3.98 -0.441 1.76
Fertility Sub Index 0.80
Calving Interval (days) -1.00 -1.459 1.46
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 0.18
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.13 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 8.66

* Based on an €80/tonne carbon price