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 7.11
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -8.87 -0.375 3.32
Prot (kg) -4.83 -0.441 2.13
Fertility Sub Index 2.75
Calving Interval (days) -1.52 -1.459 2.22
Survival (%) 0.48 1.117 0.54
Calving Sub Index -0.89
Gestation Length (days) 0.97 -0.919 -0.89
Beef Sub Index -1.99
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) 0.45 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 7.44

* Based on an €80/tonne carbon price