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 3.56
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -0.42 -0.375 0.16
Prot (kg) -3.97 -0.441 1.75
Fertility Sub Index 4.30
Calving Interval (days) -2.59 -1.459 3.78
Survival (%) 0.47 1.117 0.53
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.47
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.07 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 10.54

* Based on an €80/tonne carbon price