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 -1.31
Milk (kg) -136.00 -0.014 1.90
Fat (kg) 7.22 -0.375 -2.70
Prot (kg) 1.15 -0.441 -0.51
Fertility Sub Index 7.85
Calving Interval (days) -5.58 -1.459 8.14
Survival (%) -0.26 1.117 -0.29
Calving Sub Index 2.80
Gestation Length (days) -3.05 -0.919 2.80
Beef Sub Index 0.43
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.67 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 11.19

* Based on an €80/tonne carbon price