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 2.80
Milk (kg) -20.00 -0.014 0.28
Fat (kg) -2.97 -0.375 1.11
Prot (kg) -3.18 -0.441 1.40
Fertility Sub Index -9.20
Calving Interval (days) 4.61 -1.459 -6.73
Survival (%) -2.21 1.117 -2.47
Calving Sub Index 0.53
Gestation Length (days) -0.58 -0.919 0.53
Beef Sub Index 0.11
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.93 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index -5.66

* Based on an €80/tonne carbon price