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 5.43
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -6.04 -0.375 2.26
Prot (kg) -1.57 -0.441 0.69
Fertility Sub Index 1.23
Calving Interval (days) -1.86 -1.459 2.71
Survival (%) -1.33 1.117 -1.49
Calving Sub Index -0.73
Gestation Length (days) 0.79 -0.919 -0.73
Beef Sub Index -5.17
Carcass Weight (kg) 7.20 -0.528 -3.80
Age of Slaughter (days) 3.18 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index -1.75
Live WT (kg) 5.70 -0.307 -1.75
Total Carbon Sub Index -0.99

* Based on an €80/tonne carbon price