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 21.91
Milk (kg) -518.00 -0.014 7.25
Fat (kg) -22.76 -0.375 8.52
Prot (kg) -13.89 -0.441 6.13
Fertility Sub Index 6.05
Calving Interval (days) -3.39 -1.459 4.95
Survival (%) 0.99 1.117 1.11
Calving Sub Index 1.67
Gestation Length (days) -1.82 -0.919 1.67
Beef Sub Index 2.93
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -3.85 -0.432 1.66
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 38.76

* Based on an €80/tonne carbon price