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 6.59
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -4.44 -0.375 1.66
Prot (kg) -5.57 -0.441 2.46
Fertility Sub Index 5.36
Calving Interval (days) -3.17 -1.459 4.63
Survival (%) 0.66 1.117 0.74
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 0.91
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.43 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 16.00

* Based on an €80/tonne carbon price