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 9.50
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -8.28 -0.375 3.10
Prot (kg) -8.57 -0.441 3.78
Fertility Sub Index 2.59
Calving Interval (days) -1.05 -1.459 1.53
Survival (%) 0.95 1.117 1.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.09
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index -0.06
Live WT (kg) 0.20 -0.307 -0.06
Total Carbon Sub Index 10.48

* Based on an €80/tonne carbon price