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 5.29
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -4.27 -0.375 1.60
Prot (kg) -4.18 -0.441 1.84
Fertility Sub Index 0.99
Calving Interval (days) -0.51 -1.459 0.74
Survival (%) 0.22 1.117 0.25
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.12
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 7.14

* Based on an €80/tonne carbon price