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 19.18
Milk (kg) -441.00 -0.014 6.17
Fat (kg) -18.12 -0.375 6.79
Prot (kg) -14.08 -0.441 6.21
Fertility Sub Index 7.43
Calving Interval (days) -3.37 -1.459 4.92
Survival (%) 2.25 1.117 2.51
Calving Sub Index -2.25
Gestation Length (days) 2.45 -0.919 -2.25
Beef Sub Index -3.31
Carcass Weight (kg) 2.40 -0.528 -1.27
Age of Slaughter (days) 4.74 -0.432 -2.05
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 21.92

* Based on an €80/tonne carbon price