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 8.28
Milk (kg) -212.00 -0.014 2.97
Fat (kg) -6.86 -0.375 2.57
Prot (kg) -6.22 -0.441 2.75
Fertility Sub Index 9.49
Calving Interval (days) -4.94 -1.459 7.21
Survival (%) 2.04 1.117 2.28
Calving Sub Index 1.55
Gestation Length (days) -1.69 -0.919 1.55
Beef Sub Index 1.29
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 2.87 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 24.63

* Based on an €80/tonne carbon price