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 16.12
Milk (kg) -256.00 -0.014 3.58
Fat (kg) -16.71 -0.375 6.26
Prot (kg) -14.22 -0.441 6.28
Fertility Sub Index 0.75
Calving Interval (days) -0.48 -1.459 0.70
Survival (%) 0.04 1.117 0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.18
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 0.93 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 18.14

* Based on an €80/tonne carbon price