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 13.90
Milk (kg) -299.00 -0.014 4.19
Fat (kg) -11.83 -0.375 4.43
Prot (kg) -11.97 -0.441 5.28
Fertility Sub Index 6.04
Calving Interval (days) -3.43 -1.459 5.00
Survival (%) 0.93 1.117 1.04
Calving Sub Index -0.19
Gestation Length (days) 0.21 -0.919 -0.19
Beef Sub Index -1.04
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 3.75 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 19.87

* Based on an €80/tonne carbon price