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 8.26
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -7.51 -0.375 2.81
Prot (kg) -7.32 -0.441 3.23
Fertility Sub Index 3.63
Calving Interval (days) -2.44 -1.459 3.56
Survival (%) 0.06 1.117 0.07
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 1.76
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 17.88

* Based on an €80/tonne carbon price