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 1.97
Milk (kg) 135.00 -0.014 -1.89
Fat (kg) -1.67 -0.375 0.63
Prot (kg) -7.33 -0.441 3.24
Fertility Sub Index -2.41
Calving Interval (days) 1.71 -1.459 -2.49
Survival (%) 0.08 1.117 0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -3.12
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 6.75 -0.432 -2.91
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index -5.26

* Based on an €80/tonne carbon price