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 2.26
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -2.76 -0.375 1.03
Prot (kg) -0.17 -0.441 0.08
Fertility Sub Index 7.46
Calving Interval (days) -4.58 -1.459 6.68
Survival (%) 0.70 1.117 0.78
Calving Sub Index 1.95
Gestation Length (days) -2.12 -0.919 1.95
Beef Sub Index -0.61
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) -1.16 -0.432 0.50
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 12.20

* Based on an €80/tonne carbon price