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 2.81
Milk (kg) 31.00 -0.014 -0.43
Fat (kg) -2.30 -0.375 0.86
Prot (kg) -5.39 -0.441 2.38
Fertility Sub Index -10.63
Calving Interval (days) 5.40 -1.459 -7.88
Survival (%) -2.46 1.117 -2.75
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index -1.41
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 4.48 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index -2.58
Live WT (kg) 8.40 -0.307 -2.58
Total Carbon Sub Index -11.52

* Based on an €80/tonne carbon price