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 8.19
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -5.62 -0.375 2.11
Prot (kg) -9.45 -0.441 4.17
Fertility Sub Index 2.71
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) 0.30 1.117 0.34
Calving Sub Index -0.17
Gestation Length (days) 0.18 -0.919 -0.17
Beef Sub Index -1.51
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index -2.27
Live WT (kg) 7.40 -0.307 -2.27
Total Carbon Sub Index 6.97

* Based on an €80/tonne carbon price