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 1.15
Milk (kg) -27.00 -0.014 0.38
Fat (kg) -1.62 -0.375 0.61
Prot (kg) -0.37 -0.441 0.16
Fertility Sub Index -0.25
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) 1.29 1.117 1.44
Calving Sub Index -0.44
Gestation Length (days) 0.48 -0.919 -0.44
Beef Sub Index -1.97
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 7.87 -0.432 -3.40
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 4.73

* Based on an €80/tonne carbon price