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 7.55
Milk (kg) -222.00 -0.014 3.11
Fat (kg) -7.23 -0.375 2.71
Prot (kg) -3.93 -0.441 1.73
Fertility Sub Index 6.89
Calving Interval (days) -3.73 -1.459 5.44
Survival (%) 1.30 1.117 1.45
Calving Sub Index 1.79
Gestation Length (days) -1.95 -0.919 1.79
Beef Sub Index 0.27
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 18.62

* Based on an €80/tonne carbon price