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 3.62
Milk (kg) -121.00 -0.014 1.69
Fat (kg) -2.17 -0.375 0.81
Prot (kg) -2.52 -0.441 1.11
Fertility Sub Index 7.89
Calving Interval (days) -4.02 -1.459 5.87
Survival (%) 1.81 1.117 2.02
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 1.44
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.42 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 22.21

* Based on an €80/tonne carbon price