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 12.85
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -15.26 -0.375 5.72
Prot (kg) -10.30 -0.441 4.55
Fertility Sub Index 3.56
Calving Interval (days) -1.69 -1.459 2.47
Survival (%) 0.98 1.117 1.09
Calving Sub Index -1.84
Gestation Length (days) 2.00 -0.919 -1.84
Beef Sub Index -1.46
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 3.88 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 16.55

* Based on an €80/tonne carbon price