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 2.61
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -4.76 -0.375 1.78
Prot (kg) 1.05 -0.441 -0.46
Fertility Sub Index 5.49
Calving Interval (days) -3.53 -1.459 5.15
Survival (%) 0.30 1.117 0.34
Calving Sub Index 1.24
Gestation Length (days) -1.35 -0.919 1.24
Beef Sub Index 1.02
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) -3.59 -0.432 1.55
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 10.66

* Based on an €80/tonne carbon price