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 0.05
Milk (kg) -5.00 -0.014 0.07
Fat (kg) 0.49 -0.375 -0.18
Prot (kg) -0.38 -0.441 0.17
Fertility Sub Index 1.29
Calving Interval (days) -0.77 -1.459 1.12
Survival (%) 0.15 1.117 0.17
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.21
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 3.23

* Based on an €80/tonne carbon price