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 8.68
Milk (kg) -313.00 -0.014 4.38
Fat (kg) -3.11 -0.375 1.16
Prot (kg) -7.10 -0.441 3.13
Fertility Sub Index 7.60
Calving Interval (days) -4.40 -1.459 6.42
Survival (%) 1.06 1.117 1.18
Calving Sub Index -0.78
Gestation Length (days) 0.85 -0.919 -0.78
Beef Sub Index 3.67
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) -3.38 -0.432 1.46
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 22.70

* Based on an €80/tonne carbon price