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 9.13
Milk (kg) -254.00 -0.014 3.56
Fat (kg) -7.86 -0.375 2.94
Prot (kg) -5.95 -0.441 2.63
Fertility Sub Index 6.59
Calving Interval (days) -2.94 -1.459 4.29
Survival (%) 2.06 1.117 2.30
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 4.14
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 11.04
Live WT (kg) -36.00 -0.307 11.04
Total Carbon Sub Index 34.70

* Based on an €80/tonne carbon price