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 18.67
Milk (kg) -335.00 -0.014 4.69
Fat (kg) -18.24 -0.375 6.83
Prot (kg) -16.20 -0.441 7.15
Fertility Sub Index 4.45
Calving Interval (days) -3.08 -1.459 4.49
Survival (%) -0.04 1.117 -0.04
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index 3.88
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) -0.67 -0.432 0.29
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 33.75

* Based on an €80/tonne carbon price