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 -3.70
Milk (kg) -78.00 -0.014 1.09
Fat (kg) 8.47 -0.375 -3.17
Prot (kg) 3.67 -0.441 -1.62
Fertility Sub Index -3.91
Calving Interval (days) 2.16 -1.459 -3.15
Survival (%) -0.68 1.117 -0.76
Calving Sub Index 1.49
Gestation Length (days) -1.62 -0.919 1.49
Beef Sub Index -1.61
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 3.25 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index -0.55
Live WT (kg) 1.80 -0.307 -0.55
Total Carbon Sub Index -8.28

* Based on an €80/tonne carbon price