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 7.07
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -7.38 -0.375 2.76
Prot (kg) -7.19 -0.441 3.17
Fertility Sub Index -6.24
Calving Interval (days) 3.23 -1.459 -4.71
Survival (%) -1.37 1.117 -1.53
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index -0.91
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 4.06 -0.432 -1.75
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 0.66

* Based on an €80/tonne carbon price