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 2.95
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -1.71 -0.375 0.64
Prot (kg) -1.94 -0.441 0.86
Fertility Sub Index 3.38
Calving Interval (days) -1.78 -1.459 2.60
Survival (%) 0.70 1.117 0.78
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 4.86
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) -1.85 -0.432 0.80
Maintenance Sub Index Maint. Sub Index 7.17
Live WT (kg) -23.40 -0.307 7.17
Total Carbon Sub Index 22.20

* Based on an €80/tonne carbon price