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 3.79
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -2.11 -0.375 0.79
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index 3.52
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 2.29 1.117 2.56
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.01
Carcass Weight (kg) 3.00 -0.528 -1.58
Age of Slaughter (days) -3.68 -0.432 1.59
Maintenance Sub Index Maint. Sub Index -2.21
Live WT (kg) 7.20 -0.307 -2.21
Total Carbon Sub Index 4.65

* Based on an €80/tonne carbon price