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 23.38
Milk (kg) -575.00 -0.014 8.05
Fat (kg) -20.15 -0.375 7.55
Prot (kg) -17.63 -0.441 7.78
Fertility Sub Index 0.33
Calving Interval (days) -0.26 -1.459 0.38
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.02
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 27.40

* Based on an €80/tonne carbon price