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 -5.73
Milk (kg) -5.00 -0.014 0.07
Fat (kg) 9.12 -0.375 -3.42
Prot (kg) 5.40 -0.441 -2.38
Fertility Sub Index -0.53
Calving Interval (days) 0.20 -1.459 -0.29
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 2.03
Gestation Length (days) -2.21 -0.919 2.03
Beef Sub Index -0.55
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 3.85 -0.432 -1.66
Maintenance Sub Index Maint. Sub Index -2.05
Live WT (kg) 6.70 -0.307 -2.05
Total Carbon Sub Index -6.83

* Based on an €80/tonne carbon price