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 4.84
Milk (kg) -68.00 -0.014 0.95
Fat (kg) -2.10 -0.375 0.79
Prot (kg) -7.02 -0.441 3.10
Fertility Sub Index 4.80
Calving Interval (days) -2.46 -1.459 3.59
Survival (%) 1.08 1.117 1.21
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 0.04
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 12.11

* Based on an €80/tonne carbon price