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 1.15
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -0.53 -0.375 0.20
Prot (kg) -0.95 -0.441 0.42
Fertility Sub Index 3.86
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 1.50 1.117 1.68
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index -0.06
Carcass Weight (kg) -6.90 -0.528 3.64
Age of Slaughter (days) 8.58 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 9.04
Live WT (kg) -29.50 -0.307 9.04
Total Carbon Sub Index 14.69

* Based on an €80/tonne carbon price