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 8.33
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -8.38 -0.375 3.14
Prot (kg) -8.47 -0.441 3.74
Fertility Sub Index -5.94
Calving Interval (days) 3.09 -1.459 -4.51
Survival (%) -1.28 1.117 -1.43
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index -0.91
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 4.18 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 3.52

* Based on an €80/tonne carbon price