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 2.37
Milk (kg) -102.00 -0.014 1.43
Fat (kg) 2.65 -0.375 -0.99
Prot (kg) -4.39 -0.441 1.94
Fertility Sub Index 6.46
Calving Interval (days) -3.51 -1.459 5.12
Survival (%) 1.20 1.117 1.34
Calving Sub Index 0.15
Gestation Length (days) -0.16 -0.919 0.15
Beef Sub Index -0.14
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 11.51

* Based on an €80/tonne carbon price