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 27.14
Milk (kg) -760.00 -0.014 10.64
Fat (kg) -13.28 -0.375 4.97
Prot (kg) -26.12 -0.441 11.53
Fertility Sub Index 5.82
Calving Interval (days) -2.87 -1.459 4.19
Survival (%) 1.46 1.117 1.63
Calving Sub Index -1.46
Gestation Length (days) 1.59 -0.919 -1.46
Beef Sub Index -1.87
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 8.00 -0.432 -3.45
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 35.15

* Based on an €80/tonne carbon price