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 19.13
Milk (kg) -396.00 -0.014 5.54
Fat (kg) -16.00 -0.375 5.99
Prot (kg) -17.20 -0.441 7.59
Fertility Sub Index 1.17
Calving Interval (days) -0.73 -1.459 1.07
Survival (%) 0.09 1.117 0.10
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.00
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 21.78

* Based on an €80/tonne carbon price