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 9.53
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -9.46 -0.375 3.54
Prot (kg) -7.23 -0.441 3.19
Fertility Sub Index 6.60
Calving Interval (days) -3.75 -1.459 5.47
Survival (%) 1.01 1.117 1.13
Calving Sub Index -0.86
Gestation Length (days) 0.94 -0.919 -0.86
Beef Sub Index -2.13
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 15.83

* Based on an €80/tonne carbon price