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 6.35
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -7.07 -0.375 2.65
Prot (kg) -2.56 -0.441 1.13
Fertility Sub Index 10.79
Calving Interval (days) -5.78 -1.459 8.43
Survival (%) 2.11 1.117 2.36
Calving Sub Index 2.51
Gestation Length (days) -2.73 -0.919 2.51
Beef Sub Index 1.81
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 21.15

* Based on an €80/tonne carbon price