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 11.33
Milk (kg) -205.00 -0.014 2.87
Fat (kg) -12.54 -0.375 4.70
Prot (kg) -8.53 -0.441 3.76
Fertility Sub Index 6.16
Calving Interval (days) -3.78 -1.459 5.52
Survival (%) 0.58 1.117 0.65
Calving Sub Index 0.17
Gestation Length (days) -0.18 -0.919 0.17
Beef Sub Index -1.67
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 3.51 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 19.17

* Based on an €80/tonne carbon price