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 3.05
Milk (kg) -8.00 -0.014 0.11
Fat (kg) -4.97 -0.375 1.86
Prot (kg) -2.43 -0.441 1.07
Fertility Sub Index -8.49
Calving Interval (days) 4.31 -1.459 -6.29
Survival (%) -1.97 1.117 -2.20
Calving Sub Index 0.11
Gestation Length (days) -0.12 -0.919 0.11
Beef Sub Index -1.53
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 4.16 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index -0.80
Live WT (kg) 2.60 -0.307 -0.80
Total Carbon Sub Index -7.66

* Based on an €80/tonne carbon price