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 3.28
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -5.04 -0.375 1.89
Prot (kg) 0.74 -0.441 -0.33
Fertility Sub Index 4.34
Calving Interval (days) -2.16 -1.459 3.15
Survival (%) 1.06 1.117 1.18
Calving Sub Index -1.57
Gestation Length (days) 1.71 -0.919 -1.57
Beef Sub Index -2.55
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 6.16 -0.432 -2.66
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 9.10

* Based on an €80/tonne carbon price