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 21.71
Milk (kg) -356.00 -0.014 4.98
Fat (kg) -23.85 -0.375 8.93
Prot (kg) -17.66 -0.441 7.79
Fertility Sub Index 6.92
Calving Interval (days) -3.15 -1.459 4.60
Survival (%) 2.08 1.117 2.32
Calving Sub Index -1.57
Gestation Length (days) 1.71 -0.919 -1.57
Beef Sub Index -2.45
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 6.90 -0.432 -2.98
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 30.04

* Based on an €80/tonne carbon price