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 10.01
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -11.14 -0.375 4.17
Prot (kg) -8.03 -0.441 3.54
Fertility Sub Index 7.72
Calving Interval (days) -4.02 -1.459 5.87
Survival (%) 1.66 1.117 1.85
Calving Sub Index -0.36
Gestation Length (days) 0.39 -0.919 -0.36
Beef Sub Index 6.91
Carcass Weight (kg) -11.50 -0.528 6.07
Age of Slaughter (days) -1.95 -0.432 0.84
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 30.99

* Based on an €80/tonne carbon price