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 9.55
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -8.19 -0.375 3.07
Prot (kg) -8.88 -0.441 3.92
Fertility Sub Index 5.21
Calving Interval (days) -4.71 -1.459 6.87
Survival (%) -1.49 1.117 -1.66
Calving Sub Index -3.48
Gestation Length (days) 3.79 -0.919 -3.48
Beef Sub Index 2.83
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -4.23 -0.432 1.83
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 16.06

* Based on an €80/tonne carbon price