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 7.70
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -6.74 -0.375 2.52
Prot (kg) -6.80 -0.441 3.00
Fertility Sub Index 12.21
Calving Interval (days) -6.11 -1.459 8.91
Survival (%) 2.95 1.117 3.30
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 0.90
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) -0.86 -0.432 0.37
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 23.94

* Based on an €80/tonne carbon price