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 14.28
Milk (kg) -292.00 -0.014 4.09
Fat (kg) -14.37 -0.375 5.38
Prot (kg) -10.89 -0.441 4.81
Fertility Sub Index 1.32
Calving Interval (days) -0.17 -1.459 0.25
Survival (%) 0.96 1.117 1.07
Calving Sub Index -0.82
Gestation Length (days) 0.89 -0.919 -0.82
Beef Sub Index -2.41
Carcass Weight (kg) 4.70 -0.528 -2.48
Age of Slaughter (days) -0.15 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 13.90

* Based on an €80/tonne carbon price