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 14.13
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -15.55 -0.375 5.82
Prot (kg) -11.99 -0.441 5.29
Fertility Sub Index 6.40
Calving Interval (days) -3.71 -1.459 5.41
Survival (%) 0.88 1.117 0.98
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index 1.00
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.34 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 25.12

* Based on an €80/tonne carbon price