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 2.42
Milk (kg) 99.00 -0.014 -1.39
Fat (kg) -2.16 -0.375 0.81
Prot (kg) -6.80 -0.441 3.00
Fertility Sub Index 6.42
Calving Interval (days) -3.97 -1.459 5.79
Survival (%) 0.56 1.117 0.63
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index -0.25
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.66 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 13.92

* Based on an €80/tonne carbon price