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 2.51
Milk (kg) -10.00 -0.014 0.14
Fat (kg) 0.64 -0.375 -0.24
Prot (kg) -5.91 -0.441 2.61
Fertility Sub Index -8.58
Calving Interval (days) 4.62 -1.459 -6.74
Survival (%) -1.65 1.117 -1.84
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index 1.86
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index -1.70

* Based on an €80/tonne carbon price