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 11.29
Milk (kg) -203.00 -0.014 2.84
Fat (kg) -11.08 -0.375 4.15
Prot (kg) -9.74 -0.441 4.30
Fertility Sub Index 3.10
Calving Interval (days) -1.82 -1.459 2.66
Survival (%) 0.40 1.117 0.45
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.19
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 16.71

* Based on an €80/tonne carbon price