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 9.59
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -8.67 -0.375 3.25
Prot (kg) -8.24 -0.441 3.64
Fertility Sub Index 3.11
Calving Interval (days) -1.41 -1.459 2.06
Survival (%) 0.94 1.117 1.05
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 1.84
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 1.35 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 16.02

* Based on an €80/tonne carbon price