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 14.06
Milk (kg) -299.00 -0.014 4.19
Fat (kg) -12.19 -0.375 4.57
Prot (kg) -12.03 -0.441 5.31
Fertility Sub Index 7.65
Calving Interval (days) -4.00 -1.459 5.84
Survival (%) 1.62 1.117 1.81
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index 2.27
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -1.47 -0.432 0.63
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 28.34

* Based on an €80/tonne carbon price