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 10.40
Milk (kg) -27.00 -0.014 0.38
Fat (kg) -12.58 -0.375 4.71
Prot (kg) -12.02 -0.441 5.31
Fertility Sub Index 0.17
Calving Interval (days) -0.25 -1.459 0.36
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.04
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 0.52 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 14.15

* Based on an €80/tonne carbon price