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 14.30
Milk (kg) -276.00 -0.014 3.86
Fat (kg) -12.36 -0.375 4.63
Prot (kg) -13.15 -0.441 5.80
Fertility Sub Index 3.11
Calving Interval (days) -1.62 -1.459 2.36
Survival (%) 0.67 1.117 0.75
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.15
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 18.23

* Based on an €80/tonne carbon price