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 12.78
Milk (kg) -233.00 -0.014 3.26
Fat (kg) -11.12 -0.375 4.17
Prot (kg) -12.13 -0.441 5.35
Fertility Sub Index 10.78
Calving Interval (days) -5.84 -1.459 8.52
Survival (%) 2.02 1.117 2.26
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 0.31
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 26.94

* Based on an €80/tonne carbon price