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 4.04
Milk (kg) -31.00 -0.014 0.43
Fat (kg) -6.56 -0.375 2.46
Prot (kg) -2.61 -0.441 1.15
Fertility Sub Index -5.34
Calving Interval (days) 1.66 -1.459 -2.42
Survival (%) -2.61 1.117 -2.92
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -0.46
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 3.15 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index -2.21
Live WT (kg) 7.20 -0.307 -2.21
Total Carbon Sub Index -3.24

* Based on an €80/tonne carbon price