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 6.09
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -3.99 -0.375 1.49
Prot (kg) -6.67 -0.441 2.94
Fertility Sub Index -1.61
Calving Interval (days) 0.90 -1.459 -1.31
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index -0.08
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.75 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 5.65

* Based on an €80/tonne carbon price