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 9.40
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -8.00 -0.375 3.00
Prot (kg) -10.13 -0.441 4.47
Fertility Sub Index 3.07
Calving Interval (days) -1.96 -1.459 2.86
Survival (%) 0.19 1.117 0.21
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index -1.16
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 3.90 -0.432 -1.68
Maintenance Sub Index Maint. Sub Index -2.02
Live WT (kg) 6.60 -0.307 -2.02
Total Carbon Sub Index 9.61

* Based on an €80/tonne carbon price