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 5.98
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -5.46 -0.375 2.05
Prot (kg) -6.43 -0.441 2.84
Fertility Sub Index 6.66
Calving Interval (days) -4.07 -1.459 5.94
Survival (%) 0.65 1.117 0.73
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -0.19
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 16.25

* Based on an €80/tonne carbon price