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 12.71
Milk (kg) -347.00 -0.014 4.86
Fat (kg) -7.22 -0.375 2.70
Prot (kg) -11.66 -0.441 5.15
Fertility Sub Index 1.51
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) 0.67 1.117 0.75
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 5.47
Carcass Weight (kg) -11.00 -0.528 5.80
Age of Slaughter (days) 0.78 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 22.22

* Based on an €80/tonne carbon price