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 2.51
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -2.08 -0.375 0.78
Prot (kg) -2.85 -0.441 1.26
Fertility Sub Index 5.85
Calving Interval (days) -3.28 -1.459 4.79
Survival (%) 0.95 1.117 1.06
Calving Sub Index -0.28
Gestation Length (days) 0.30 -0.919 -0.28
Beef Sub Index -0.06
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.21 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 10.79

* Based on an €80/tonne carbon price