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 -14.86
Milk (kg) 28.00 -0.014 -0.39
Fat (kg) 22.80 -0.375 -8.54
Prot (kg) 13.42 -0.441 -5.92
Fertility Sub Index 11.66
Calving Interval (days) -5.12 -1.459 7.47
Survival (%) 3.75 1.117 4.19
Calving Sub Index 3.04
Gestation Length (days) -3.31 -0.919 3.04
Beef Sub Index 1.26
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 6.73 -0.432 -2.91
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 2.64

* Based on an €80/tonne carbon price