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 4.33
Milk (kg) -132.00 -0.014 1.85
Fat (kg) 1.32 -0.375 -0.49
Prot (kg) -6.74 -0.441 2.97
Fertility Sub Index 6.71
Calving Interval (days) -4.18 -1.459 6.10
Survival (%) 0.55 1.117 0.61
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 0.92
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.19 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 15.57

* Based on an €80/tonne carbon price