Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 8.69
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -6.96 -0.375 2.61
Prot (kg) -7.78 -0.441 3.43
Fertility Sub Index 3.39
Calving Interval (days) -1.97 -1.459 2.87
Survival (%) 0.46 1.117 0.51
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.09
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.21 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 20.86

* Based on an €80/tonne carbon price