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 10.81
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -9.62 -0.375 3.60
Prot (kg) -9.86 -0.441 4.35
Fertility Sub Index 4.71
Calving Interval (days) -3.19 -1.459 4.65
Survival (%) 0.05 1.117 0.06
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 1.28
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -0.51 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 18.92

* Based on an €80/tonne carbon price