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 7.17
Milk (kg) -298.00 -0.014 4.17
Fat (kg) 1.14 -0.375 -0.43
Prot (kg) -7.75 -0.441 3.42
Fertility Sub Index 4.97
Calving Interval (days) -2.80 -1.459 4.09
Survival (%) 0.79 1.117 0.88
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index 0.60
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.52 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 16.39

* Based on an €80/tonne carbon price