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 8.86
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -7.23 -0.375 2.71
Prot (kg) -8.64 -0.441 3.81
Fertility Sub Index 6.19
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) 1.39 1.117 1.55
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index 0.63
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 18.81

* Based on an €80/tonne carbon price