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 4.14
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -6.36 -0.375 2.38
Prot (kg) -2.68 -0.441 1.18
Fertility Sub Index 4.40
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) 0.54 1.117 0.60
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index 1.93
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 14.15

* Based on an €80/tonne carbon price