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 10.75
Milk (kg) -253.00 -0.014 3.54
Fat (kg) -11.30 -0.375 4.23
Prot (kg) -6.74 -0.441 2.97
Fertility Sub Index 5.22
Calving Interval (days) -3.55 -1.459 5.18
Survival (%) 0.04 1.117 0.04
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.51
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -3.73 -0.432 1.61
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 23.62

* Based on an €80/tonne carbon price