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 5.11
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -6.38 -0.375 2.39
Prot (kg) -2.59 -0.441 1.14
Fertility Sub Index -0.13
Calving Interval (days) -0.11 -1.459 0.16
Survival (%) -0.26 1.117 -0.29
Calving Sub Index -0.63
Gestation Length (days) 0.69 -0.919 -0.63
Beef Sub Index -1.18
Carcass Weight (kg) 3.50 -0.528 -1.85
Age of Slaughter (days) -1.54 -0.432 0.66
Maintenance Sub Index Maint. Sub Index -0.71
Live WT (kg) 2.30 -0.307 -0.71
Total Carbon Sub Index 2.47

* Based on an €80/tonne carbon price