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 6.99
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -4.93 -0.375 1.85
Prot (kg) -7.62 -0.441 3.36
Fertility Sub Index 1.07
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 0.10 1.117 0.11
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.10
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.66 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 8.19

* Based on an €80/tonne carbon price