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 3.66
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) -6.71 -0.375 2.51
Prot (kg) -3.04 -0.441 1.34
Fertility Sub Index 3.08
Calving Interval (days) -2.51 -1.459 3.66
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.87
Carcass Weight (kg) -8.70 -0.528 4.59
Age of Slaughter (days) 3.99 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 10.12
Live WT (kg) -33.00 -0.307 10.12
Total Carbon Sub Index 23.53

* Based on an €80/tonne carbon price