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 26.42
Milk (kg) -487.00 -0.014 6.82
Fat (kg) -27.19 -0.375 10.18
Prot (kg) -21.34 -0.441 9.42
Fertility Sub Index 6.47
Calving Interval (days) -3.79 -1.459 5.53
Survival (%) 0.84 1.117 0.94
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index -0.23
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 35.64

* Based on an €80/tonne carbon price