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 6.89
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -6.75 -0.375 2.53
Prot (kg) -4.94 -0.441 2.18
Fertility Sub Index 3.97
Calving Interval (days) -2.22 -1.459 3.24
Survival (%) 0.65 1.117 0.73
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.04
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) -1.43 -0.432 0.62
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 15.17

* Based on an €80/tonne carbon price