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 5.46
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -3.40 -0.375 1.27
Prot (kg) -5.59 -0.441 2.47
Fertility Sub Index -0.28
Calving Interval (days) 0.20 -1.459 -0.29
Survival (%) 0.01 1.117 0.01
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index 0.09
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.36 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index -1.59
Live WT (kg) 5.20 -0.307 -1.59
Total Carbon Sub Index 3.71

* Based on an €80/tonne carbon price