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 3.63
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -5.18 -0.375 1.94
Prot (kg) -2.55 -0.441 1.13
Fertility Sub Index 8.06
Calving Interval (days) -5.34 -1.459 7.79
Survival (%) 0.24 1.117 0.27
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index 0.12
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) -1.51 -0.432 0.65
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 12.93

* Based on an €80/tonne carbon price