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 9.03
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -10.13 -0.375 3.79
Prot (kg) -7.17 -0.441 3.16
Fertility Sub Index 2.94
Calving Interval (days) -1.52 -1.459 2.22
Survival (%) 0.65 1.117 0.73
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.93
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 15.18

* Based on an €80/tonne carbon price