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 13.08
Milk (kg) -293.00 -0.014 4.10
Fat (kg) -12.09 -0.375 4.53
Prot (kg) -10.09 -0.441 4.45
Fertility Sub Index 3.27
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) 1.39 1.117 1.55
Calving Sub Index -2.07
Gestation Length (days) 2.25 -0.919 -2.07
Beef Sub Index -3.94
Carcass Weight (kg) 4.60 -0.528 -2.43
Age of Slaughter (days) 3.51 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 14.21

* Based on an €80/tonne carbon price