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 3.95
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -3.92 -0.375 1.47
Prot (kg) -2.25 -0.441 0.99
Fertility Sub Index -1.79
Calving Interval (days) 1.66 -1.459 -2.42
Survival (%) 0.57 1.117 0.64
Calving Sub Index -0.74
Gestation Length (days) 0.81 -0.919 -0.74
Beef Sub Index -0.74
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 7.71 -0.432 -3.33
Maintenance Sub Index Maint. Sub Index 8.15
Live WT (kg) -26.60 -0.307 8.15
Total Carbon Sub Index 8.82

* Based on an €80/tonne carbon price