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 4.94
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -4.00 -0.375 1.50
Prot (kg) -5.74 -0.441 2.53
Fertility Sub Index 5.27
Calving Interval (days) -3.13 -1.459 4.57
Survival (%) 0.63 1.117 0.70
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 1.07
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -1.38 -0.432 0.60
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 14.65

* Based on an €80/tonne carbon price