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 -5.68
Milk (kg) 305.00 -0.014 -4.27
Fat (kg) 1.94 -0.375 -0.73
Prot (kg) 1.54 -0.441 -0.68
Fertility Sub Index -6.73
Calving Interval (days) 3.48 -1.459 -5.08
Survival (%) -1.48 1.117 -1.65
Calving Sub Index 0.18
Gestation Length (days) -0.20 -0.919 0.18
Beef Sub Index 0.44
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.53 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index -10.87

* Based on an €80/tonne carbon price