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 6.80
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -7.60 -0.375 2.85
Prot (kg) -7.49 -0.441 3.31
Fertility Sub Index -0.15
Calving Interval (days) 0.07 -1.459 -0.10
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.75
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 7.50

* Based on an €80/tonne carbon price