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 2.67
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -3.03 -0.375 1.13
Prot (kg) -2.28 -0.441 1.01
Fertility Sub Index 5.36
Calving Interval (days) -2.36 -1.459 3.44
Survival (%) 1.72 1.117 1.92
Calving Sub Index 0.38
Gestation Length (days) -0.41 -0.919 0.38
Beef Sub Index 0.74
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 12.52

* Based on an €80/tonne carbon price