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 4.93
Milk (kg) -219.00 -0.014 3.07
Fat (kg) -0.78 -0.375 0.29
Prot (kg) -3.57 -0.441 1.58
Fertility Sub Index 4.17
Calving Interval (days) -2.43 -1.459 3.55
Survival (%) 0.56 1.117 0.63
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 3.85
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) 0.25 -0.432 -0.11
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 20.43

* Based on an €80/tonne carbon price