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 9.37
Milk (kg) -299.00 -0.014 4.19
Fat (kg) -3.30 -0.375 1.24
Prot (kg) -8.95 -0.441 3.95
Fertility Sub Index 4.28
Calving Interval (days) -1.70 -1.459 2.48
Survival (%) 1.61 1.117 1.80
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.16
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 8.18 -0.432 -3.53
Maintenance Sub Index Maint. Sub Index 7.60
Live WT (kg) -24.80 -0.307 7.60
Total Carbon Sub Index 20.86

* Based on an €80/tonne carbon price