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 2.41
Milk (kg) -77.00 -0.014 1.08
Fat (kg) 1.33 -0.375 -0.50
Prot (kg) -4.15 -0.441 1.83
Fertility Sub Index 6.29
Calving Interval (days) -3.67 -1.459 5.35
Survival (%) 0.84 1.117 0.94
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 0.22
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.45 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 12.28

* Based on an €80/tonne carbon price