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 6.19
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -6.58 -0.375 2.46
Prot (kg) -5.67 -0.441 2.50
Fertility Sub Index 6.71
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) 1.50 1.117 1.68
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index 0.56
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.25 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 16.93

* Based on an €80/tonne carbon price