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 15.12
Milk (kg) -336.00 -0.014 4.70
Fat (kg) -12.48 -0.375 4.67
Prot (kg) -13.00 -0.441 5.74
Fertility Sub Index 7.89
Calving Interval (days) -4.70 -1.459 6.86
Survival (%) 0.92 1.117 1.03
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 0.03
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.49 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 27.04

* Based on an €80/tonne carbon price