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 10.89
Milk (kg) -404.00 -0.014 5.66
Fat (kg) -4.45 -0.375 1.67
Prot (kg) -8.09 -0.441 3.57
Fertility Sub Index 3.43
Calving Interval (days) -2.02 -1.459 2.95
Survival (%) 0.43 1.117 0.48
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 0.50
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.51 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 17.60

* Based on an €80/tonne carbon price