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 12.45
Milk (kg) -289.00 -0.014 4.05
Fat (kg) -9.95 -0.375 3.73
Prot (kg) -10.60 -0.441 4.68
Fertility Sub Index 7.51
Calving Interval (days) -4.64 -1.459 6.77
Survival (%) 0.66 1.117 0.74
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index 2.98
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -2.62 -0.432 1.13
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 26.15

* Based on an €80/tonne carbon price