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 -1.35
Milk (kg) -3.00 -0.014 0.04
Fat (kg) 2.26 -0.375 -0.85
Prot (kg) 1.23 -0.441 -0.54
Fertility Sub Index 6.18
Calving Interval (days) -3.08 -1.459 4.49
Survival (%) 1.51 1.117 1.69
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 0.90
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.21 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 14.62

* Based on an €80/tonne carbon price