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 2.00
Milk (kg) -151.00 -0.014 2.11
Fat (kg) 2.26 -0.375 -0.85
Prot (kg) -1.66 -0.441 0.73
Fertility Sub Index -4.35
Calving Interval (days) 2.18 -1.459 -3.18
Survival (%) -1.05 1.117 -1.17
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index 0.52
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.71 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index -0.40
Live WT (kg) 1.30 -0.307 -0.40
Total Carbon Sub Index -2.02

* Based on an €80/tonne carbon price