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 4.11
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -6.90 -0.375 2.58
Prot (kg) -2.23 -0.441 0.98
Fertility Sub Index 8.94
Calving Interval (days) -4.66 -1.459 6.80
Survival (%) 1.92 1.117 2.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.90
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) -0.11 -0.432 0.05
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index 9.23

* Based on an €80/tonne carbon price