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 14.27
Milk (kg) -349.00 -0.014 4.89
Fat (kg) -10.70 -0.375 4.01
Prot (kg) -12.19 -0.441 5.38
Fertility Sub Index 9.54
Calving Interval (days) -5.53 -1.459 8.07
Survival (%) 1.32 1.117 1.47
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index -1.05
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 1.08 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 24.40

* Based on an €80/tonne carbon price