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 5.53
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -3.30 -0.375 1.24
Prot (kg) -4.90 -0.441 2.16
Fertility Sub Index 1.18
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) 0.04 1.117 0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.08
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 8.22

* Based on an €80/tonne carbon price