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 1.75
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -0.46 -0.375 0.17
Prot (kg) 0.00 -0.441 0.00
Fertility Sub Index -1.53
Calving Interval (days) 1.37 -1.459 -2.00
Survival (%) 0.42 1.117 0.47
Calving Sub Index -2.18
Gestation Length (days) 2.37 -0.919 -2.18
Beef Sub Index 0.55
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.14 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 3.57

* Based on an €80/tonne carbon price