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 18.72
Milk (kg) -386.00 -0.014 5.40
Fat (kg) -18.64 -0.375 6.98
Prot (kg) -14.35 -0.441 6.33
Fertility Sub Index 4.16
Calving Interval (days) -2.33 -1.459 3.40
Survival (%) 0.68 1.117 0.76
Calving Sub Index -1.43
Gestation Length (days) 1.56 -0.919 -1.43
Beef Sub Index -3.50
Carcass Weight (kg) 3.90 -0.528 -2.06
Age of Slaughter (days) 3.35 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 22.41

* Based on an €80/tonne carbon price