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 3.47
Milk (kg) -150.00 -0.014 2.10
Fat (kg) -0.30 -0.375 0.11
Prot (kg) -2.86 -0.441 1.26
Fertility Sub Index 12.64
Calving Interval (days) -6.58 -1.459 9.60
Survival (%) 2.72 1.117 3.04
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index -3.33
Carcass Weight (kg) 5.70 -0.528 -3.01
Age of Slaughter (days) 0.76 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index -4.94
Live WT (kg) 16.10 -0.307 -4.94
Total Carbon Sub Index 7.63

* Based on an €80/tonne carbon price