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 6.90
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -4.76 -0.375 1.78
Prot (kg) -5.66 -0.441 2.50
Fertility Sub Index 7.19
Calving Interval (days) -3.30 -1.459 4.81
Survival (%) 2.13 1.117 2.38
Calving Sub Index -1.46
Gestation Length (days) 1.59 -0.919 -1.46
Beef Sub Index -2.75
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 6.25 -0.432 -2.70
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 15.43

* Based on an €80/tonne carbon price