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 1.39
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -1.90 -0.375 0.71
Prot (kg) -0.86 -0.441 0.38
Fertility Sub Index 1.54
Calving Interval (days) 0.50 -1.459 -0.73
Survival (%) 2.03 1.117 2.27
Calving Sub Index -0.74
Gestation Length (days) 0.80 -0.919 -0.74
Beef Sub Index 1.84
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 2.46 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 6.88

* Based on an €80/tonne carbon price