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 4.54
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -7.03 -0.375 2.63
Prot (kg) -2.86 -0.441 1.26
Fertility Sub Index 6.41
Calving Interval (days) -3.48 -1.459 5.08
Survival (%) 1.19 1.117 1.33
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.53
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.17 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 20.71

* Based on an €80/tonne carbon price