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 -5.96
Milk (kg) 12.00 -0.014 -0.17
Fat (kg) 7.44 -0.375 -2.79
Prot (kg) 6.81 -0.441 -3.01
Fertility Sub Index 5.05
Calving Interval (days) -2.72 -1.459 3.97
Survival (%) 0.97 1.117 1.08
Calving Sub Index 2.71
Gestation Length (days) -2.95 -0.919 2.71
Beef Sub Index 2.82
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 0.43 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index 2.48

* Based on an €80/tonne carbon price