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 6.67
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -3.11 -0.375 1.16
Prot (kg) -8.15 -0.441 3.60
Fertility Sub Index -0.74
Calving Interval (days) 0.36 -1.459 -0.53
Survival (%) -0.19 1.117 -0.21
Calving Sub Index -0.45
Gestation Length (days) 0.49 -0.919 -0.45
Beef Sub Index 0.26
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index 6.48

* Based on an €80/tonne carbon price