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 -6.15
Milk (kg) -9.00 -0.014 0.13
Fat (kg) 7.65 -0.375 -2.87
Prot (kg) 7.72 -0.441 -3.41
Fertility Sub Index 4.48
Calving Interval (days) -0.47 -1.459 0.69
Survival (%) 3.40 1.117 3.80
Calving Sub Index 3.84
Gestation Length (days) -4.18 -0.919 3.84
Beef Sub Index 5.43
Carcass Weight (kg) -13.40 -0.528 7.07
Age of Slaughter (days) 3.79 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 9.20
Live WT (kg) -30.00 -0.307 9.20
Total Carbon Sub Index 16.81

* Based on an €80/tonne carbon price