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 5.91
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -7.53 -0.375 2.82
Prot (kg) -4.65 -0.441 2.05
Fertility Sub Index 7.17
Calving Interval (days) -4.53 -1.459 6.61
Survival (%) 0.50 1.117 0.56
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index 1.28
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.59 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 17.13

* Based on an €80/tonne carbon price