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 10.29
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -10.10 -0.375 3.78
Prot (kg) -9.20 -0.441 4.06
Fertility Sub Index 4.65
Calving Interval (days) -3.34 -1.459 4.87
Survival (%) -0.20 1.117 -0.22
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index -1.97
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 2.73 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 15.88

* Based on an €80/tonne carbon price