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 19.02
Milk (kg) -489.00 -0.014 6.85
Fat (kg) -12.88 -0.375 4.82
Prot (kg) -16.66 -0.441 7.35
Fertility Sub Index 4.18
Calving Interval (days) -2.63 -1.459 3.84
Survival (%) 0.31 1.117 0.35
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.53
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) -2.93 -0.432 1.26
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 28.66

* Based on an €80/tonne carbon price