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 3.82
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -4.58 -0.375 1.72
Prot (kg) -3.33 -0.441 1.47
Fertility Sub Index 6.63
Calving Interval (days) -4.87 -1.459 7.11
Survival (%) -0.43 1.117 -0.48
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 0.60
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 0.21 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 15.23

* Based on an €80/tonne carbon price