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 12.80
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -15.60 -0.375 5.84
Prot (kg) -9.30 -0.441 4.10
Fertility Sub Index 6.02
Calving Interval (days) -3.68 -1.459 5.37
Survival (%) 0.58 1.117 0.65
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index -0.64
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 19.69

* Based on an €80/tonne carbon price