Key Rating Drivers & Detailed Description
Strengths:
Strong business risk profile as the largest iron ore producer in the country
NMDC is the largest iron ore producer in India, with an average annual production capacity of 51.8 million tonne (MT). Annual production was 38 MT in fiscal 2023 against 42 MT in fiscal 2022, whereas annual sales volume were 41 MT and 42 MT, respectively. In fiscal 2022, the company accounted for around 18% of total iron ore production in India.
NMDC has seven iron ore mining leases (five in Chhattisgarh and two in Karnataka) with total reserves of 1,776 MT, providing high revenue visibility with mining life of over three decades. It has environment clearances for all the mines, and long-term validity of licences (till 2035-2038) for six of the seven mines. The licence for the Kumaraswamy mine in Karnataka was renewed in fiscal 2023 and is valid till October 2042. NMDC plans to increase its production and evacuation capacity to around 65 MT by fiscal 2025.
Healthy operating profitability
NMDC has reported a healthy operating margin of 50-60% over fiscals 2018-2021, supported by its stable and low-cost mining operations. It is among the lowest cost producers globally with cost of production (COP, excluding statutory taxes and levies) of around Rs 1,000 per tonne. The company earns a higher realisation on per tonne of iron ore as compared with industry average due to better ore quality with iron content of 63-65%, also among the highest grades. Thus, low cost of production and healthy realisations (Rs 6,298 per tonne in fiscal 2022 and Rs 4,581 per tonne in fiscal 2021) support the high operating profitability (earnings before interest, tax, depreciation and amortisation {Ebitda} of Rs 3,102 per tonne in fiscal 2022 and Rs 2,637 per tonne in fiscal 2021) and strong cash accrual.
That said, as per the amended MMDR Act, 2021, NMDC has been paying a premium of 22.5% of the average selling price (in addition to existing iron ore royalty payout of 15%) on all its mines from fiscal 2022. Hence, Ebitda margin moderated to around 50% in fiscal 2022 from 58% in fiscal 2021, yet being healthy.
Subsequently, on May 21, 2022, to increase domestic supply, GoI hiked the export duty on iron ore to 50% from 30% earlier, and imposed an export duty of 45% on iron pellets. Since the duty imposition, NMDC has reduced its iron ore prices (fines) by more than 40%, mainly due to increase in domestic supply. Operating margin contracted to 40% in the first quarter of fiscal 2023 (Ebitda per tonne of Rs 2,475). Going forward, the operating margin could witness some moderation along with lower prices. Though, the prices are expected to remain lower in fiscal 2023 than last fiscal on the back of expectation of healthy domestic supply, the prices have witnessed some stabilisation since July 2022 with improved domestic demand. That said, realisations are likely to remain healthy. Expected growth in volume by NMDC will also support cash accrual. Hence, accruals are expected to remain robust going forward.
Majority ownership by and significant strategic importance to GoI, resulting in low regulatory risk
NMDC is majority held by GoI (61%) and under the administrative control of the Ministry of Steel. High strategic importance to GoI is also reflected in the Navratna status and leading position of the company in the domestic iron ore industry, as iron ore is a key raw material for steel production. Being a public sector enterprise (PSE), NMDC receives preferential treatment under the amended MMRD Act, 2021. The Act permits special powers to the government to allocate mines and renew mining licences of PSEs.
Strong financial risk profile supported by net cash position
Capital structure and debt protection metrics are healthy, aided by a strong networth, absence of any significant long-term debt and healthy operating cash accrual and cash balance, resulting in net cash position over the years. Gearing and total outside liabilities to tangible networth ratio were 0.10 time (0.07 time in fiscal 2021) and 0.29 time (0.24 time), respectively, as on March 31, 2022, and are likely to be below 0.1 time and 0.3 time, respectively, in the medium term. Net cash accrual to total debt ratio was 1.54 times for fiscal 2022, against 2.11 times in fiscal 2021.
Weaknesses:
Susceptibility to inherent cyclicality in the steel sector
Iron ore is the key raw material for production of steel, which is an inherently cyclical industry. NMDC sells around 70% of its iron ore to three counterparties: Rashtriya Ispat Nigam Ltd, JSW Steel Ltd and Arcelor Mittal Nippon Steel India Ltd (erstwhile Essar Steel Ltd) (CRISIL AA-/Stable/A1+). This makes NMDC vulnerable to decline in demand or realisations during a downturn in the steel industry, and could in turn impact the volume and operating cash flow. However, low cost of production and high ore quality offer some cushion against the offtake risk.
Credit profile of steel business under NSL to be weaker than mining; demerger effective from October 2022
NMDC has set up a greenfield steel plant (final approvals yet to be received for achieving date of commencement of commercial operations [DCCO]) with annual capacity of 3 MT in Chhattisgarh, which is to be commissioned by June 2023 (against the earlier expected DCCO of March 2023). While the project has been funded through internal accrual and debt of only Rs 5,000 crore (Rs 900 crore of project debt remains unutilised as on April 30, 2023), time and cost overruns have resulted in higher per tonne project cost vis-à-vis the industry average. The steel business may have a weaker credit risk profile than the mining business, as besides project risk, the plant will take time to ramp-up and stabilise operations after commissioning. Also, the steel business may witness lower profitability than the iron ore mining business, and lower returns on account of higher-than-expected per tonne capital employed, though per tonne debt will be low compared to industry peers.
The steel plant has been demerged into a separate company, NSL, and as per the scheme of arrangement, the RTL and all the other assets and liabilities related to the steel plant are deemed to be transferred to NSL. NSL was listed on the stock exchange on February 20, 2023. The plant is expected to be commissioned by June 2023 (earlier expectation of March 2023) and operations are slated to commence from fiscal 2024.
Thus, rating on the RTL availed of for the steel plant also factors in the project risk, though limited, as the steel plant is yet to achieve commercial operations.
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