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 5.65
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -5.52 -0.375 2.07
Prot (kg) -6.85 -0.441 3.02
Fertility Sub Index -9.28
Calving Interval (days) 4.60 -1.459 -6.71
Survival (%) -2.30 1.117 -2.57
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index -1.86
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 4.18 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index -2.18
Live WT (kg) 7.10 -0.307 -2.18
Total Carbon Sub Index -6.70

* Based on an €80/tonne carbon price