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 -5.50
Milk (kg) 68.00 -0.014 -0.95
Fat (kg) 8.10 -0.375 -3.03
Prot (kg) 3.44 -0.441 -1.52
Fertility Sub Index 7.71
Calving Interval (days) -3.88 -1.459 5.66
Survival (%) 1.83 1.117 2.04
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 0.34
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 10.86

* Based on an €80/tonne carbon price