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 1.63
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -2.52 -0.375 0.94
Prot (kg) 0.37 -0.441 -0.16
Fertility Sub Index 5.36
Calving Interval (days) -2.49 -1.459 3.63
Survival (%) 1.55 1.117 1.73
Calving Sub Index -1.53
Gestation Length (days) 1.66 -0.919 -1.53
Beef Sub Index -2.41
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 7.42 -0.432 -3.20
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 9.26

* Based on an €80/tonne carbon price