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 3.99
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -2.86 -0.375 1.07
Prot (kg) -4.65 -0.441 2.05
Fertility Sub Index 4.98
Calving Interval (days) -2.02 -1.459 2.95
Survival (%) 1.82 1.117 2.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 3.29
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 0.21 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 15.22

* Based on an €80/tonne carbon price