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 15.04
Milk (kg) -330.00 -0.014 4.62
Fat (kg) -12.50 -0.375 4.68
Prot (kg) -13.00 -0.441 5.74
Fertility Sub Index 0.78
Calving Interval (days) -0.69 -1.459 1.01
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.34
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 17.59

* Based on an €80/tonne carbon price