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 8.93
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -6.52 -0.375 2.44
Prot (kg) -7.78 -0.441 3.43
Fertility Sub Index 4.92
Calving Interval (days) -2.49 -1.459 3.63
Survival (%) 1.15 1.117 1.28
Calving Sub Index 1.17
Gestation Length (days) -1.27 -0.919 1.17
Beef Sub Index 2.71
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -3.47 -0.432 1.50
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 23.51

* Based on an €80/tonne carbon price