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 0.83
Milk (kg) -13.00 -0.014 0.18
Fat (kg) -1.58 -0.375 0.59
Prot (kg) -0.13 -0.441 0.06
Fertility Sub Index 5.94
Calving Interval (days) -2.56 -1.459 3.74
Survival (%) 1.97 1.117 2.20
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.04
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 15.98

* Based on an €80/tonne carbon price