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 6.61
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -8.14 -0.375 3.05
Prot (kg) -6.30 -0.441 2.78
Fertility Sub Index 3.95
Calving Interval (days) -1.96 -1.459 2.86
Survival (%) 0.98 1.117 1.09
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index 2.45
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 16.61

* Based on an €80/tonne carbon price