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 20.13
Milk (kg) -844.00 -0.014 11.82
Fat (kg) -1.23 -0.375 0.46
Prot (kg) -17.79 -0.441 7.85
Fertility Sub Index 4.52
Calving Interval (days) -1.87 -1.459 2.73
Survival (%) 1.60 1.117 1.79
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 1.09
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 4.69 -0.432 -2.02
Maintenance Sub Index Maint. Sub Index 8.31
Live WT (kg) -27.10 -0.307 8.31
Total Carbon Sub Index 34.66

* Based on an €80/tonne carbon price