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 3.04
Milk (kg) -148.00 -0.014 2.07
Fat (kg) 0.28 -0.375 -0.10
Prot (kg) -2.43 -0.441 1.07
Fertility Sub Index 4.25
Calving Interval (days) -1.65 -1.459 2.41
Survival (%) 1.65 1.117 1.84
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -1.56
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 8.74 -0.432 -3.77
Maintenance Sub Index Maint. Sub Index 7.60
Live WT (kg) -24.80 -0.307 7.60
Total Carbon Sub Index 14.11

* Based on an €80/tonne carbon price