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 0.51
Milk (kg) -71.00 -0.014 0.99
Fat (kg) 1.61 -0.375 -0.60
Prot (kg) -0.28 -0.441 0.12
Fertility Sub Index 3.49
Calving Interval (days) -1.78 -1.459 2.60
Survival (%) 0.80 1.117 0.89
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index -0.13
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.98 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 9.78

* Based on an €80/tonne carbon price