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 12.63
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -11.95 -0.375 4.48
Prot (kg) -12.57 -0.441 5.55
Fertility Sub Index 9.14
Calving Interval (days) -5.22 -1.459 7.62
Survival (%) 1.36 1.117 1.52
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index 0.55
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 25.52

* Based on an €80/tonne carbon price