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 5.52
Milk (kg) -192.00 -0.014 2.69
Fat (kg) 0.15 -0.375 -0.06
Prot (kg) -6.55 -0.441 2.89
Fertility Sub Index 5.51
Calving Interval (days) -2.76 -1.459 4.03
Survival (%) 1.33 1.117 1.49
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index -0.04
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 0.22 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 12.24

* Based on an €80/tonne carbon price