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 35.18
Milk (kg) -706.00 -0.014 9.88
Fat (kg) -31.31 -0.375 11.73
Prot (kg) -30.74 -0.441 13.57
Fertility Sub Index 6.84
Calving Interval (days) -4.02 -1.459 5.87
Survival (%) 0.87 1.117 0.97
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index -0.16
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.69 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 45.81

* Based on an €80/tonne carbon price