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 10.60
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -10.79 -0.375 4.04
Prot (kg) -8.73 -0.441 3.85
Fertility Sub Index 7.53
Calving Interval (days) -5.30 -1.459 7.73
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 0.53
Gestation Length (days) -0.58 -0.919 0.53
Beef Sub Index 0.97
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.80 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 21.41

* Based on an €80/tonne carbon price